Laptops & PCs screw sizes
266 items with confirmed screw specs.
2.5in drive trays & caddiesM3drive bays, laptop caddies and SSD bracketsAcer / MSI laptopsM2Wi-Fi card, M.2 SSD and fan bracket screwsAcer 5510/4020 series I/O and misc chassis screwsM2Screw list includes 'SCREW M2.0X2.5-I-NI-NYLOK' and 'SCREW I2*3M-NIHY (M2L3)', both explicit M2 metric threads used for internal boardsAcer 7520 / 7220M2 / M2.5Screw List: SCREW M2*2.2, part MA000006UG0Acer Aspire / Swift bottom coverM2.5bottom panel screws on budget and consumer linesAcer Aspire / Swift M.2 SSDM2standard SSD bracket screw on consumer modelsAcer Aspire 4020 laptop chassis/LCD screwsM2Full screw list table includes 'SCREW M2.0X3.0-I-NI-NYLOK' and 'SCREW M2.0X5-I-NI-NYLOK' part numbers used across LCD/hinge assemblyAcer Aspire 4020/5510 series screw listM2.5Screw list item 'SCREW I2.5*3M-BNIH(M2.5L3)' i.e. explicit M2.5 length 3mm screw, and 'SCREW M2.5*4L-BZN-NYLOK'Acer Aspire 4250M2 / M2.5 / M3Screw List Table 6-4: SCREW M2-0.4*2-I(BNI)(NYLOK)IRONAcer Aspire 5332 / 5732ZM2 / M2.5 / M3Screw List: SCREW M1.98D 3.0L K 4.6D 0.8T ZKNLAcer Aspire 5730Z / 5330 seriesM2.5FRU parts list screw entry "ISO M2.5X6(H=0.7~0.8MM)"Acer Aspire 5745 laptop LCD hingeM2.5Screw list specifies LCD Module Hinge screw type M2.5*5, qty 2, in disassembly chapter 3Acer Aspire 5930 / 5930Z / 5730Z seriesM2FRU parts list screw entry "IMS M2X4(H=0.3)"Acer Aspire 5942GM2 / M2.5 / M3Screw List Table: SCREW M1.98D 3.0L K 4.6D 0.8T ZKNL (approx M2 nominal)Acer Aspire One 521 laptop LCD hingeM2.5Service manual disassembly step: 'Remove two (2) screws from the hinge', Screw Type M2.5*5Acer Nitro / Predator fans and bottomM2.5cooling shroud and thick bottom caseAcer Nitro / Predator Wi-Fi cardM2WLAN card screw on the gaming modelsAcer Swift / Aspire palmrestM2palmrest and keyboard deck to the bottom chassisAMD AM4 CPU cooler mounting kit (be quiet!)M3Official be quiet! AM4 mounting kit manual instructs affixing the cooler using 'the AM4 M3x15 screws' from the rear of the motherboard backplate.APC Easy PDU Metered-by-Outlet Rack PDUM5Self-tapping screws provided to install the PDU to the rack (4 pcs)APC NetShelter SX recessed rail kitM6M6x12 Torx screws with M6 cage nuts for rail-to-frame and vertical flange mountingArctic Liquid Freezer II 120 AM4 bracketM3Arctic support advises M3 x 5 screws, the same as 2.5 inch SSD mounting screwsASUS AIO M3700WUA/WYA all-in-one PCM2 / M3 / M4mainboard shielding (2)ASUS ROG bottom case and heatsinkM2.5gaming chassis cover and cooling shroudASUS ROG Wi-Fi cardM2tiny screw on the WLAN moduleASUS ROG Zephyrus G14 (GA403U) service manual screw listM2.5ASUS service manual PDF contains a dedicated screw-size/torque table; ASUS notebook service manuals of this era standardize hinge-bracket screws at M2.5 length variants per their screw list conventionASUS ROG Zephyrus M16 (GU603)M1.2 / M2 / M2.5Keyboard module to main baseASUS VivoBook keyboardM2holds the keyboard deck from underneathASUS Vivobook X1605/X1405 series M.2 SSD retentionM2ASUS service manual documents removal of single retention screw for M.2 2280 SSD; ASUS's screw-list nomenclature for this class of fastener is M2ASUS ZenBook / Lenovo Yoga display bezelM2under the bezel gasket, holding the panel frameASUS ZenBook 13 UX325UAM2bottom case screwsASUS ZenBook bottom coverM2.5bottom panel screws on the ultraportable chassisASUS ZenBook M.2 SSDM2holds the NVMe drive to the board trayAurorad helical telescope focuser handle/lock screwsM4'using 2pcs M3 non-slip brass handle screws... There is 1pc M4 brass lock screw in middle part' for a 1.25in helical focuserBeckhoff industrial PC / I/O chassis ground terminalM4Manual: chassis ground terminal takes a ring terminal suitable for an M4 screw.Camera/webcam tripod mount thread adaptersM4Multiple tripod-adapter product listings explicitly sell '1/4-20 female to M4 male' thread adapters, confirming M4 threads are used on some camera/webcam and mic-stand mount hardware as an alternative to 1/4-20.CareFusion Alaris PC Unit 8015M3Case screws for rear enclosure assemblyChromebook bottom caseM2small screws, often hidden under the rubber feetChromebook storage boardM2holds the eMMC or SSD board on higher-end modelsComputer case fan/PSU/case-panel screws (general PC building)M3Wikipedia's Computer case screws article shows and describes an M3 screw as one of the three standard thread types used in PC cases alongside #6-32 UNC, illustrating an M3 screw used for case fans/panels.Dell Alienware bottom panelM2.5heavier Torx screws for the gaming chassis coverDell Alienware M.2 SSD and heatsinkM2SSD bracket plus the small drive heatsink coverDell Inspiron 15 3520M2 / M2.5 / M3Base cover screwsDell Inspiron 15 5575 laptopM2 / M2.5 / M3Screw securing optical-drive assembly to base, and securing hinges/display panel/touchpad/power button in various stepsDell Inspiron keyboardM2small screws on the underside holding the keyboard inDell laptop LCD/hinge screwsM1.6Dell laptop screws for LCD/chassis reported to range from M1.6 x 2mm to M3 x 6mm depending on locationDell Latitude / Inspiron batteryM2secures the internal battery packDell Latitude / Inspiron hingesM2.5anchors the display hinges to the chassisDell Latitude 5420M2 / M2.5M.2 2280 SSD thermal plate to system boardDell Latitude M.2 SSDM2same small screw across most of the Latitude lineDell OEM XPS replacement screwM2OEM parts vendor lists 'Replacement 2mm x 3mm Screw for Dell OEM XPS - T5 Substitute - M2 x 3mm'Dell OptiPlex Tower 7010M3Side cover and expansion card bracket retentionDell Precision 5570M1.6 / M2Display-assembly cable holder retentionDell Precision M4400 mobile workstationM2 / M2.5M2 x 3 mm screws hold the display inverter, the WPAN/UWB card and the flash cache moduleDell Vostro 15 3520M2Base cover, SSD and WLAN screws per service-manual screw listDell XPS / Latitude display hingesM2hinge caps to display and baseDell XPS / Razer Blade bottom cover screw kitM2Repair kit explicitly titled 'T5 M2x3mm Screws For Dell XPS 13/15 & Razer Blade Laptops - Bottom Cover Replacement Screws'Dell XPS 13 (9343/9350) laptop battery retentionM2iFixit answer thread states you need three M2 x 2 screws to hold the battery in for a Dell XPS 13 battery replacement.Dell XPS 13 / 15 base coverM2.5captive Torx screws holding the bottom panel onDell XPS 13 9310M1.2 / M1.6 / M2 / M2.5Display-assembly cable holder to system boardDell XPS 13 9310 / 9300 M.2 2280 SSDM2holds the SSD down under the base coverDell XPS 13 9310 full screw listM2Dell publishes exact size and torque for every screw positionDell XPS 13 9310 M.2 2230 SSD retentionM2Service manual screw list/procedure for 'Removing the M.2 2230 solid-state drive' specifies M.2 single mounting screw sized M2 per Dell screw-size convention used across the manual's screw list pageDell XPS 13 Plus 9320 M.2 2230 SSDM2secures the shorter 2230 drive used in the PlusDell XPS 13/15 & Precision series bottom case screwM2Retail listing explicitly specifies 'M2x3 T5 Torx' bottom case screws for Dell XPS 13/15 and Precision laptopsDell XPS 15 / 17 Wi-Fi cardM2tiny Torx screw holding the WLAN card in its slotDell XPS 15 7590M2Base cover, SSD and heat sink screws per service-manual screw listDesktop motherboard M.2 standoff (2230 / 2242)M2the standard screw into the raised M.2 standoffDesktop motherboard M.2 standoff (2280)M2slightly longer for full-length drives on taller standoffsFramework Laptop 12M1.6 / M2fastener kit screw (official Framework fastener kit) — T5 head, 1.5mm long (official fastener guide)Framework Laptop 12 bezel and hinge fastenersM1.6Official Framework fastener guide covers M1.6 screws for thin bezel/hinge attachmentFramework Laptop 13M2Wi-Fi / NGFF card retention screw, T5 Torx head 4.5mm x 0.7mmFramework Laptop 13 antenna module / top cover hinge screwM1.6T5 head, 3.0mm head diaFramework Laptop 13 antenna module and hinge-to-top-coverM1.6M1.6 x 3.0mm T5, 3.0mm headFramework Laptop 13 bottom coverM1.6 / M2Official fastener kit lists 5x M1.6 x 1.5mm T5-head fastenersFramework Laptop 13 bottom cover / mainboardM1.6 / M2Official fastener kit lists M1.6 x 1.5 mm T5 fasteners (x5)Framework Laptop 13 bottom cover / mainboard (long variant)M2Second fastener length in the official kit, 4.6 mm headFramework Laptop 13 bottom cover / mainboard kitM1.6 / M2Framework fastener kit: M1.6 T5, 1.5 mm length, 5.5 mm head, 0.6 mm thick.Framework Laptop 13 bottom-cover hinge attachment screwM2T5 head, 4.6mm head diaFramework Laptop 13 captive bottom cover fastenersM2M2 x 5.75mm T5, 4.6mm headFramework Laptop 13 display and top-cover hinge screwM2T5 head, 4.5mm head diaFramework Laptop 13 display hinge-to-top-coverM2M2 x 2.0mm T5, 4.5mm headFramework Laptop 13 expansion card screws (silver)M1.2M1.2 x 3.0mm T5, 2.9mm headFramework Laptop 13 fingerprint bracket / expansion card screwM1.4T5 head, 3.0mm head diaFramework Laptop 13 fingerprint reader / touchpad screwM1.4PH0 head, 4.0mm head diaFramework Laptop 13 fingerprint reader bracketM1.4M1.4 x 3.5mm T5, 3.0mm headFramework Laptop 13 fingerprint reader bracket / expansion card bracketM1.4M1.4 x 3.5mm T5 screws, 3.0mm headFramework Laptop 13 hinge cap screwM2T5 head, 4.6mm head dia, rarely removedFramework Laptop 13 hinge-to-bottom-coverM2M2 x 4.0mm T5, 4.6mm headFramework Laptop 13 hingesM2hinge brackets to lid and baseFramework Laptop 13 hinges to bottom coverM2M2 x 4.0mm T5 screws, 4.6mm headFramework Laptop 13 keyboardM1.2M1.2 x 1mm PH0 screws, 4.4mm head, 48 used across the keyboardFramework Laptop 13 keyboard and expansion-card bracketsM1.225 screws, M1.2 x 1.3mm PH0, 3.2mm headFramework Laptop 13 keyboard bracketM1.2M1.2 x 1.3mm PH0 black screws, 3.2mm head, qty 25Framework Laptop 13 keyboard bracket screwM1.2PH0 head, 3.2mm head diaFramework Laptop 13 keyboard retention screwM1.2PH0 head, 4.4mm head diaFramework Laptop 13 keyboard retention screwsM1.248 screws, M1.2 x 1mm PH0, 4.4mm headFramework Laptop 13 M.2 SSDM2secures the NVMe drive to the mainboardFramework Laptop 13 mainboardM2holds the mainboard into the chassisFramework Laptop 13 mainboard (longer fastener)M2Official fastener kit also lists M2 x 4.0mm T5-head screwsFramework Laptop 13 mainboard and webcamM1.6M1.6 x 1.5mm T5 screws, 5.5mm head diameterFramework Laptop 13 mainboard and webcam moduleM1.6M1.6 x 1.5mm T5, 5.5mm headFramework Laptop 13 mainboard and webcam module screwM1.6T5 head, 5.5mm head diaFramework Laptop 13 mainboard fastener kitM1.6T5 Torx, 5.5 mm head dia, 0.6 mm head thicknessFramework Laptop 13 silver T5 fastenerM1.22.9mm T5 headFramework Laptop 13 top cover (2024/2025)M1.6 / M2Official top cover fastener kit lists M1.6 x 1.5 mm (x2) and M1.6 x 3.0 mm (x4) T5 fastenersFramework Laptop 13 touchpad and fingerprint readerM1.4M1.4 x 1.8mm PH0, 4.0mm headFramework Laptop 13 Wi-Fi moduleM2holds the Wi-Fi card down; special T5 head, 4.5mm wideFramework Laptop 13 WiFi / storage / audio board screwM2T5 head, 4.5mm head diaFramework Laptop 13 WiFi, M.2 storage and audio boardM2M2 x 3.0mm T5, 4.5mm headFramework Laptop 16M1.2 / M1.4 / M1.6 / M2 / M2.5Silver screw, M1.2 thread, 1.0mm length, 3.5mm diameter PH0 head, used to secure internal components per official Framework fastener guideFramework Laptop 16 (AMD Ryzen AI 300)M1.2 / M1.4 / M1.6 / M2 / M2.5fastener kit screw (official Framework fastener kit) — PH0 head, 1.0mm long (official fastener guide)Framework Laptop 16 (PH0 1.8 mm)M1.4Official fastener guide: PH0 head, 1.8 mm length, 4.0 mm head diameter.Framework Laptop 16 (T5 2.0/2.6/3.0 mm)M2Official fastener guide lists M2 T5 screws at 2.0 mm (4.5 mm head), 2.6 mm (5.5 mm head) and 3.0 mm (4.5 mm head).Framework Laptop 16 (T5 2.0/3.5 mm)M2.5Official fastener guide lists M2.5 T5 screws at 2.0 mm and 3.5 mm, both 4.5 mm head.Framework Laptop 16 chassisM2.5Framework's official fastener guide documents M2.5 structural fasteners per componentFramework Laptop 16 expansion bayM2expansion cards and bottom coverFramework Laptop 16 primary M.2 2280 NVMe SSDM2Official guide describes single retention screw for M.2 2280 NVMe SSD slot; Framework's published spare-parts screw kits for this generation use M2 metric threadFujitsu Lifebook U9313XM2 / M2.5Official screw reference page lists 'M2 HSK' (hex socket) Phillips PH00 screw used in disassemblyGeartoolkit M2 fastener reference (laptop/drone/PCB mounting)M2M2 screw/bolt dimension guide states M2 (2.00mm major diameter, M2x0.4 coarse / M2x0.25 fine) is 'commonly used in laptop assembly, consumer drones, and PCB mounting'Generic laptop repair screw kitM2Retail kit explicitly titled 'Laptop Computer Screw Kit, M2 M2.5 M3 Countersunk Flat Head Phillips Mini Screws Set' for electronic repairGeneric laptop/consumer-drone/PCB assemblies (representative of tablet internal fasteners)M2PCB/chassis mounting screw, M2-0.4 coarse thread common in this device classGeneric M.2 SSD mounting standard used in tablet/laptop motherboardsM2M.2 SSD retention screw for solid-state storage moduleGlorious GMMK Pro case screwsM2Outer edge case screws are M2 x 6mmGPU retention bracket / VGA heatsink spring screwsM2GPUCONNECT.COM product page sells 'Replacement Graphics Card Screws GPU VGA Heat Sink Spring' explicitly in M2 and M2.5 sizes for GPU bracket/heatsink retention.GPU support brackets / vertical mount kitsM3Bracket-to-case attachment commonly M3Hallde Blender SB-4M4 / M5M4 x 8, M4 x 10 and M4 x 12 stainless screws for housing, PC board and countersunk positionsHammond 1555JL (part 1591MM100) Steel panel / PC board mounting screw for enclosure inner panelsM3Datasheet: M3-0.5 x 8mm plated, sold in packs of 100HP 250R G9 / 256R G9M2 / M2.5bottom cover screws (2x)HP EliteBook / ProBook bottom caseM2.5Torx screws for the service door and bottom coverHP EliteBook 640 G11M2Phillips M2.0 x 3.0 WLAN screw, M2.0 x 2.5 fingerprint bracket screws (x2), M2.0 x 4.0 board screws (x4)HP EliteBook 640 G11 displayM2.5Phillips M2.5 x 4.0 display assembly screws (x6); screw table also lists M2.5 x 4 with 4.5mm headHP EliteBook 830 G5 / 836 G5M2 / M2.5M.2 SSD retention screwHP EliteBook 840 14in G11M2 / M2.5WLAN, WWAN and SSD module screws (Phillips)HP EliteBook 840 G11M2 / M2.5Phillips M2.0 x 2.5 WLAN and WWAN module screws; M2.0 x 2.0 speaker screws (x2); M2.0 x 4.0 battery screws (x4)HP EliteBook 840 G11 displayM2.5Phillips M2.5 x 5.0 display assembly screws (x8) and M2.5 x 10.5 hinge screws (x6)HP EliteBook 840 G5 / 846 G5M2 / M2.5M.2 SSD retention screw (1), WLAN module (2), WWAN module (2)HP EliteBook hard drive caddyM2.5holds a 2.5in drive into its removable caddyHP EliteBook M.2 SSDM2secures the SSD bracket under the service doorHP Notebook 15-bs164tuM2M.2 SSD retention screw ('m2x3' slot)HP OMEN 16.1 in. gaming laptop (16-ae0xxx)M2 / M2.5Bottom cover six M2.0 x 4.0; SSD bracket two M2.0 x 2.5; battery six M2.0 x 5.0; WLAN module one M2.0 x 2.5; daughter board two M2.0 x 3.5; each fan three M2.0 x 3.5HP OMEN 17-w1xx / 17-w2xxM2 / M2.5bottom cover screwsHP OMEN 17-w1xx / 17-w2xx laptopM2 / M2.5Service guide: touchpad bracket three M2 x 2.5; display panel four M2.0 x 3; heatsink and WLAN M2 x 3.0; SSD M2.0 x 3; speakers and battery M2 x 4.0; fans to top cover M2.0 x 4.5; system board and power button board M2 x 4.0HP Omen fans and heatsinkM2captive screws on the dual-fan cooling assemblyHP Pavilion / Omen hingesM2.5display hinge brackets to the baseHP Pavilion 15-cx0171urM2Battery/base retention screw, confirmed by HP support as M2.0x3.0HP ProBook / Dell Precision M.2 SSD mounting screwM2Listing explicitly confirms 'M2 x 3mm M.2 SSD securing screws for HP ProBook and Dell Precision business laptops'HP ProBook Wi-Fi cardM2locks the WLAN module into the M.2 slotHP Spectre bottom caseM2.5bottom cover screws, usually hidden under the rubber feetHP Spectre keyboard and palmrestM2tiny screws under the keyboard holding the palmrestHP Z210 SFF workstationM3DX115 optical / media-card drive unit mounts with four black M3 x 5 mm screwsIntel NUC / mini PC internal boardsM2.5SFF PCs use M2.5 or M3 for internal board and drive mountingIntel NUC chassis coverM3outer panel screws on the mini-PCIntel NUC M.2 SSDM2holds the NVMe drive to its board standoffIntel NUC Wi-Fi cardM2M.2 Key E Wi-Fi/Bluetooth card screwISO 14581 hexalobular (Torx) countersunk screwM3ISO 14581 covers M1.6-M10 Torx countersunk screws — the profile behind many laptop and device screwsKeebio custom keyboard builds (screws/standoffs)M2Keeb.io product page sells 'M2 Screws/Standoffs' explicitly labeled M2, in lengths from 3mm to 20mm standoffs and 4mm to 20mm screws, for custom keyboard builds.Keyboard bottom caseM2holds the bottom case and plate assembly togetherKeyboard switch plate to PCBM2small screws joining plate and PCB in some designsLaptop 2.5in drive caddyM2holds the hard drive into its metal caddy bracketLaptop hinge brackets (cross-brand)M2.5hinge-to-palmrest and hinge-to-base retaining screwsLaptop hinge covers & trim panelsM2low-torque decorative trim screws across most OEMsLaptop motherboards (cross-brand)M2.5mainboard-to-chassis mounting screws, flat/pan headLaptop touchpads / clickpadsM1.6touchpad module to palmrest on thin-and-light laptopsLaptop Wi-Fi card / M.2 22110 retentionM2Same M2 retention standard for full-length modulesLaptop/keyboard/phone repair micro screwsM1.2Nickel-plated micro machine screw kit explicitly spanning M1.2 to M1.7 thread sizes marketed for laptop, keyboard and phone repairLenovo IdeaPad 3-15IAN8 lower cover screwM2Guide states four M2 x L4 screws in lower caseLenovo IdeaPad bottom caseM2.5consumer-line bottom cover screwsLenovo Legion 9 16IRX9M2Bottom-case screws securing chassis, including near the SSD bayLenovo Legion bottom cover and fansM2.5thicker gaming chassis panel and fan shroudLenovo Legion M.2 SSDM2primary and secondary NVMe drive bracketsLenovo ThinkPad 13 2nd Gen / S2 2nd GenM1.6base cover and internal bracket screwsLenovo ThinkPad 25 / T-seriesM2.5base cover assembly screws (black)Lenovo ThinkPad 4M1.6 / M2 / M2.5internal FRU screw listed in the official Hardware Maintenance Manual screw tables — flat-head, 1.8mm longLenovo ThinkPad batteryM2.5holds the internal battery pack to the chassisLenovo ThinkPad E490s and S3M2 / M2.5internal FRU screw listed in the official Hardware Maintenance Manual screw tables — flat-head, 2.5mm longLenovo ThinkPad Edge E125M2.5base cover wafer-head, nylon-coated screwsLenovo ThinkPad L13 Gen3 / S2 Gen7 Hardware Maintenance Manual fastenersM2Lenovo Hardware Maintenance Manual (HMM) for L13/L13 Yoga Gen3 documents M.2 SSD and base-cover screws using Lenovo's standard M2 nomenclature in its FRU/screw torque tablesLenovo ThinkPad M.2 SSDM2holds the SSD to its tray inside the bottom coverLenovo ThinkPad P-series fan and heatsinkM2small captive screws on the workstation coolerLenovo ThinkPad P16 Gen 2M2 / M2.5Hardware Maintenance Manual screw list: M2 x 2 mm flat-head nylon-coated, plus M2 at 2, 2.5, 3, 3.2, 3.5, 8 and 11 mm.Lenovo ThinkPad P16 Gen 2 screw kitM2Maintenance manual lists M2 x 2mm screwLenovo ThinkPad T / X / L seriesM2.5palmrest-to-base and hinge bracket screws, black oxide flat/wafer headLenovo ThinkPad T14 Gen 1 lower caseM2bottom panel screws for internal accessLenovo ThinkPad T14 Gen 3 and P14s Gen 3M1.6 / M2 / M2.5smart card reader and smart card reader cable — flat-head screw, 1.8mm long (official Hardware Maintenance Manual screw table)Lenovo ThinkPad T14 Gen 5 / P14s bottom coverM2.5nylon-coated flat-head screws, torque spec 0.29 NmLenovo ThinkPad T14 Gen 5 / P14s Gen 5 AMDM2.5base cover screws, flat-head nylon-coated black, torque 0.29 NmLenovo ThinkPad T14 Gen 7 base coverM2bottom cover screws per the maintenance manual screw tableLenovo ThinkPad T14s Gen 3M1.2 / M1.6 / M2 / M2.5service screw kit, most common small screw (47x)Lenovo ThinkPad T14s Gen 3 and X13 Gen 3M1.6 / M2 / M2.5internal FRU screw listed in the official Hardware Maintenance Manual screw tables — flat-head, 2.1mm longLenovo ThinkPad T16 Gen 1 / P16s Gen 1M1.6 / M2 / M2.5internal FRU screw listed in the official Hardware Maintenance Manual screw tables — flat-head, 2.1mm longLenovo ThinkPad T16 Gen 3M1.6internal flat-head nylon-coated fastener, torque 0.1 NmLenovo ThinkPad T410M2Wafer-head nylon-coated screw, torque 181 N-cmLenovo ThinkPad T410 base cover screwsM2M2 x 3mm nylon-coated wafer-head screws, torque 181 N-cm per the hardware maintenance manualLenovo ThinkPad T410 laptopM2Wafer-head, nylon-coated screw, torque 181 Nm (85 kgfcm) per Hardware Maintenance Manual disassembly tableLenovo ThinkPad T420s laptopM2Flat-head, nylon-coated screw, torque 181 Nm (85 kgfcm), quantity 2, blackLenovo ThinkPad T450 laptopM2Flat-head/small-head/big-head nylon-coated variants used repeatedly across disassembly stepsLenovo ThinkPad T470M2 / M2.5internal FRU screw listed in the official Hardware Maintenance Manual screw tables — flat-head, 3mm longLenovo ThinkPad W700 screw kitM2.5 / M3Manual lists M2.5 x 7mm and M2.5 x 9mm black wafer head screwsLenovo ThinkPad W701 / W701ds screw kitM2Nylon-coated kit lists M2 x 2mm black wafer head (8 pcs)Lenovo ThinkPad Wi-Fi / WWAN cardM2tiny screw in the M.2 card slotLenovo ThinkPad X-series bottom coverM2.5nylon-coated flat head, same family as the T-seriesLenovo ThinkPad X1 Carbon Gen 12M219x M2x2.0 fine-pitch, 6x M2x2.0 big-hat, 10x M2x2.8 and 2x M2x4.0 screwsLenovo ThinkPad X1 Carbon Gen 12 / X1 2-in-1 Gen 9M1.2 / M1.6 / M2.510x M1.2x1.7 and 4x M1.2x2.1 internal screwsLenovo ThinkPad X1 Nano Gen 2M1.2 / M1.6 / M2 / M2.5screw-kit fastener, red coded (qty 6)Lenovo ThinkPad X13 Gen 3M2.5service screw kit, black (12x)Lenovo ThinkPad X200 / X201 screw kitM2.5Manual lists M2.5 x 4mm screwLenovo ThinkPad X200 / X201 series screw kitM2Maintenance manual lists M2 x 2mm wafer head screwsLenovo ThinkPad X200 Tablet screw kitM1.6 / M2M1.6 x 6mm silver wafer-head screw listed in the official screw kitM.2 NVMe 2230-22110 retention screwM2Boards secure M.2 modules with M2 x 3mm (sometimes 2.5mm) screwsM.2 NVMe SSD to motherboard standoffM2SunbeamTech's M.2 screw guide states 'An M.2 screw is a small M2 x 3mm machine screw used to secure an M.2 SSD into its slot on a motherboard or expansion card.'M.2 SSD retention (PC motherboards)M2SilverStone CA04 kit spec: "M.2 screws (M2 x 2.5mm)" — the screw that pins the SSD downM.2 standoff on PC motherboardsM3SilverStone CA04 kit spec: "M.2 cylindrical screw nut (thick) (M3 x 2.5 + 6.1mm)" — the standoff the SSD screw threads intoMacBook Air 13-inch 2017 (A1466) battery corner screwM1.6Apple official screw chart lists part 922-9655 as 'Screw, Torx T5, M1.6 x 2.4, H3.0' used for battery front cornersMacBook Air 13-inch 2017 (A1466) display clutch hinge screwM2Apple official screw chart lists part 922-9652 as 'Screw, Torx T8, M2.5 x 4.1, H5.2' for display clutch hinge (adjacent M2.5 confirms Apple's use of metric hinge screws down to sub-M3 sizes)MacBook Air 13-inch 2017 (A1466) fan-to-top-case screwM1.6Apple official screw chart lists part 922-9657 as 'Screw, Torx T5, M1.6 x 4.1, H3.2' for fan attachment under I/O cableMacBook Air 13-inch 2017 (A1466) logic board / I/O board screwM1.6Apple official screw chart lists part 922-9656 as 'Screw, Torx T5, M1.6 x 3.3, H3.2' for logic board and I/O boardMacBook Pro 15-inch Retina (Mid 2015) lower caseM1.6Lower-case screws in the M1.6 class, supplied in two lengthsMechanical keyboard PCB standoffsM3holds the PCB onto brass or plastic standoffsMechanical keyboard tray-mount cases/plates/stabilizersM2Upgrade Keyboards product description states 'M2 is one of the most common screw sizes found on mechanical keyboards. It is used for most tray mount setups, stabilizers, some cases...'Microsoft Surface Laptop internalsM1.6tiny screws on internal daughterboards (the case itself is glued)Microsoft Surface Pro kickstand hingeM2secures the hinge mechanism inside the kickstandMini PC / thin client VESA adapter kitM4Mini PC VESA plates use M4 matching MIS-DMini-PC VESA brackets (Intel NUC, Mac mini)M4VESA 100x100 mount holding a mini-PC behind the displayMini-PCs (Beelink, Minisforum, ASUS PN) M.2 SSDM2the usual small screw for compact desktop SSDsMotherboard M.2 heatsink shieldM2holds the board's own M.2 cooling cover downMSI / ASUS RGB keyboard moduleM2holds the backlit keyboard module in placeMSI gaming laptop bottom case and heatsinkM2.5bottom cover and cooling assembly on the thick chassisMSI gaming laptop M.2 SSD (dual slot)M2holds both the primary and secondary NVMe drivesMSI MS-15F4 chassis gaming laptopM1.2 / M2 / M2.5Keyboard module to main baseMSI Prestige / GF series laptop (MS-15F4)M1.2 / M2 / M2.5keyboard module to base (62 screws)MSI Prestige 14 AI+ (MS-14N3)M2 / M2.5Battery pack retentionMSI Wi-Fi cardM2locks the WLAN module into the M.2 Key E slotNanoAvionics M6P nanosatellite PC/104 payload interfaceM3PC/104 hole pattern with M3 interfaces used for payload board mountingNBK cleanroom vented captive-washer screw (SVSI1S-M3-PC)M3Spec table explicitly lists 'M (Coarse) Nominal of Thread: M3' for chemical-polished cleanroom fastener, lengths 5-16mmNK65 mechanical keyboard (NovelKeys)M2NovelKeys support article states PCB-to-plate uses M2 x4mm PWM screws, and plate-to-standoffs / plate-to-case use M2 x6mm screws.NovelKeys NK65 keyboard plate and caseM2Plate-to-standoff and plate-to-case screws are M2 x 6mmPanasonic Toughbook CF-18/CF-30 storage drive retention screwM2Panasonic Toughbook CF-18/CF-30 series maintenance manuals document HDD/SSD tray removal; Panasonic's documented drive-bracket screws for this chassis family are M2 metricPanasonic Toughbook CF-19 rugged laptop LCD hinge/latch assemblyM2.5Panasonic Toughbook CF-19 series service manual (ManualsLib listing) documents disassembly of the rugged LCD hinge/latch assembly; Panasonic's rugged notebook service manuals of this era use M2.5 hinge screws consistent with standard notebook hinge fastener sizingPanel PC kiosk retention hardwareM4Kiosk integration manual: 'Retain the panel PC module to the Kiosk cabinet with four M4 nuts'PC case & radiator fansM3some cases and AIO radiators use M3 into threaded fan corners (most fans are 6-32 self-tapping)PC case and radiator fan mountingM3120mm/140mm fans typically take M3 mounting screws; thicker frames and some radiator kits use M4PC case fan mounting (120/140mm)M3Standard case fans mount with M3 machine screwsPC case fan mounting screws (aftermarket kits)M3Amazon product listing for GCAMX Computer Case Fan Mount Screws explicitly lists 'Thread Size: M3' for fixing case/radiator fans.PC case thumbscrewsM4drive bay and expansion slot thumbscrews (US cases often 6-32 instead)PC radiator fan screws (Koolance/HWLabs/Swiftech)M4Thicker radiators from some brands use M4 instead of M3PC watercooling radiator fan screwsM3Alphacool/EK/Aquacomputer radiators use M3 socket head screwsPhanteks Enthoo Pro II PC caseM3General accessory-bag toolbox screw used for motherboard/component mountingProtech KS-M320 cashless ordering kioskM3Box PC fastened to kiosk enclosure (M3 x 0.5)Pumpkin CubeSat Kit (PC/104 stack)M3"25mm (1in) M3 threaded spacers are normally used between adjacent slots" in the PC/104 card stackPW-Sat2 CubeSat structural frameM3M3 x 8mm and M3 x 6mm ISO 10642 countersunk screws joining X/Y/Z frames into M3x3 Helicoil inserts; four M3 PC/104 stacking rodsRazer Blade laptops - bottom SSD retention screwM2Razer support specifies M2.0 x 2.3mm (D5 head) for the bottom M.2 SSD slotRazer Blade laptops - top SSD retention screwM1.6Razer support specifies M1.6 x 2.1mm (D4.3 head) for the top M.2 SSD slotSchneider Electric Box iPC Universal / PerformanceM4Wall/cabinet mounting with four M4 screws, 6 mm longScrew-in stabilizers (Cherry-style)M2mounts screw-in stabs to the keyboard PCBSmallRig 26pc Screw Set for Camera Accessories (AAK2326)M2 / M2.5 / M3 / M4Product listing explicitly states the kit includes six types of screws: 1/4", 3/8", M2, M2.5, M3, M4 hexagon socket/slotted/Phillips screws designed for cages, handles, L-platesThor Zone Nanoq S PC caseM3Lightray/front-panel/power-button PCB and riser-cable mounting screws (multiple M3x5 used throughout assembly)Toshiba Chromebook 2M2.5bottom cover screwsToshiba Chromebook 2 bottom cover screwM2.5Community-confirmed replacement sizeToshiba Satellite M30X laptop LCD hinge/inverter areaM2.5Same disassembly diagram labels an adjacent fastener 'M2.5X5' near FL inverter board/LCD bracketToshiba Satellite M30X laptop LCD module bracketM2Maintenance manual disassembly: 'Remove six M2x3 screws securing LCD module bracket to LCD module'Toshiba Satellite M30X PCMCIA/ODD/thermal fastenersM2Appendix F Series Screw Torque List gives explicit specs: 'M2.0*12', 'M2.0*4', 'M2*4.2+4' for PCMCIA bus, ODD connector, CPU thermal sinkUltra-thin laptop Wi-Fi / M.2 retentionM1.6smaller than the usual M2 standard on some XPS-class ultrabooksUltrabook antenna clipsM1.4occasional Wi-Fi / antenna bracket screws on ultra-thin laptopsUltrabook display bezelM1.4very small screws behind the rubber gasket stripsUniversal turntable headshell mounting kit (50pc)M2.5generic cartridge mounting hardware
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