{
 "version": "2026-10-20",
 "license": "Dimension sheets: CC BY 4.0. Standard and published-size files: CC BY 4.0. Xem Studio's own designs (files_license = Xem Studio Design License): free to use and sell things from, not to redistribute as files — https://xemstudio.com/license/. Other publishers' files: their own license, linked beside them.",
 "slug": "faston-quick-connect-tabs",
 "name": "FASTON-type quick-connect tabs: 4.8 mm (.187) and 6.35 mm (.250) tab width and thickness (IEC 61210)",
 "kind": "standard",
 "category": "Electronics",
 "group": "Wiring & connectors",
 "year": null,
 "question": "What are the width and thickness of a 4.8 mm, 6.3 mm (1/4 in) FASTON quick-connect tab and what wire does the receptacle take?",
 "tags": [
  "faston",
  "quick connect",
  "spade",
  "tab",
  "terminal",
  "iec 61210",
  "disconnect"
 ],
 "aliases": [
  "faston tab dimensions",
  "faston 6.3 mm",
  "faston 4.8 mm",
  "6.3mm spade terminal size",
  "4.8mm quick connect tab",
  "quick disconnect terminal sizes",
  ".250 faston",
  ".187 faston",
  "iec 61210 tab",
  "faston tab thickness 0.8",
  "female spade connector size",
  "male spade terminal dimensions",
  "faston receptacle wire range"
 ],
 "overall_mm": {
  "length": null,
  "width": null,
  "height": null
 },
 "official_cad": false,
 "xem_status": "not-scanned",
 "les": false,
 "free_files": 0,
 "url": "https://xemstudio.com/objects/faston-quick-connect-tabs/",
 "sheet_txt": "https://xemstudio.com/objects/faston-quick-connect-tabs/sheet.txt",
 "sheet": {
  "basis": "TE 4.8 mm FASTON guide plus RS listings of TE parts and Omron terminal thickness; only labelled values used; 2.8 and 9.5 mm not read",
  "overall_mm": {
   "length": null,
   "width": null,
   "height": null
  },
  "notes": [
   "FASTON is TE's name for the flat blade (tab) and receptacle quick-connect system; the same sizes are sold by many makers under 'quick disconnect', 'spade', 'blade' and 'push-on' names. TE's 4.8 mm guide cites IEC 61210 (VDE 613) for the tab. The 4.8 mm (.187) tab comes in 0.81 mm (0.032 in) and 0.51 mm (0.020 in) thickness; the 6.35 mm (.250) tab is listed at 0.81 and 0.83 mm.",
   "Metric 6.3 mm and imperial .250 in are the same tab family: TE prints 6.35 mm, one RS listing of a TE receptacle says 6.3 mm. Thickness 0.8 is a rounding of 0.81. Both are shown as read.",
   "Left out: the 2.8 mm (.110) and 9.5 mm (.375) tabs and the detent hole / dimple sizes: no readable labelled table was reached for them. The IEC 61210 text itself was not read (paywalled); use the tab and receptacle drawings of the part you buy.",
   "McMaster-Carr's quick-disconnect category and electrical quick-connects category (free STEP/IGES per part) are linked below.",
   "No files: a tab is a flat strip and the detent geometry is not published in the pages read."
  ],
  "table": {
   "columns": [
    "tab size",
    "tab width × thickness, mm",
    "source",
    "note"
   ],
   "rows": [
    [
     "4.8 mm (.187 in)",
     "4.8 × 0.81 (0.032 in) and 4.8 × 0.51 (0.020 in)",
     "TE 4.8 mm FASTON receptacle quick reference guide (IEC 61210)",
     "receptacle length 15 mm (0.59 in); wire 0.5 to 1.5 mm² (20-16 AWG) and 1.0 to 2.5 mm² (17-14 AWG)"
    ],
    [
     "4.8 mm (.187 in)",
     "4.8 × 0.8 and 4.8 × 0.5",
     "RS listings of TE PCB tabs",
     "same two thicknesses as TE's guide, rounded"
    ],
    [
     "6.35 mm (.250 in)",
     "6.35 × 0.81 and 6.35 × 0.83",
     "RS listings of TE PCB tabs",
     "two thicknesses seen on different parts; sources differ by 0.02 mm"
    ],
    [
     "6.3 mm",
     "6.3 (thickness not stated)",
     "RS listing of a TE grey uninsulated crimp receptacle",
     "18-14 AWG; 'tab size 6.3 mm'"
    ],
    [
     "#187 (Omron V-series terminals)",
     "t = 0.5",
     "Omron V data sheet copies",
     "thickness of the #187 switch terminal; width printed as '.187 in (4.7 mm)' in the spec list"
    ]
   ]
  }
 },
 "sheet_text": "FASTON-type quick-connect tabs: 4.8 mm (.187) and 6.35 mm (.250) tab width and thickness (IEC 61210) — dimension sheet\nSource: Xem Studio, https://xemstudio.com/objects/faston-quick-connect-tabs/  (sheet CC BY 4.0)\nBasis: TE 4.8 mm FASTON guide plus RS listings of TE parts and Omron terminal thickness; only labelled values used; 2.8 and 9.5 mm not read\nCatalog version: 2026-10-20\n\nSizes: see table below\n- FASTON is TE's name for the flat blade (tab) and receptacle quick-connect system; the same sizes are sold by many makers under 'quick disconnect', 'spade', 'blade' and 'push-on' names. TE's 4.8 mm guide cites IEC 61210 (VDE 613) for the tab. The 4.8 mm (.187) tab comes in 0.81 mm (0.032 in) and 0.51 mm (0.020 in) thickness; the 6.35 mm (.250) tab is listed at 0.81 and 0.83 mm.\n- Metric 6.3 mm and imperial .250 in are the same tab family: TE prints 6.35 mm, one RS listing of a TE receptacle says 6.3 mm. Thickness 0.8 is a rounding of 0.81. Both are shown as read.\n- Left out: the 2.8 mm (.110) and 9.5 mm (.375) tabs and the detent hole / dimple sizes: no readable labelled table was reached for them. The IEC 61210 text itself was not read (paywalled); use the tab and receptacle drawings of the part you buy.\n- McMaster-Carr's quick-disconnect category and electrical quick-connects category (free STEP/IGES per part) are linked below.\n- No files: a tab is a flat strip and the detent geometry is not published in the pages read.\n\ntab size  tab width × thickness, mm  source  note\n4.8 mm (.187 in)  4.8 × 0.81 (0.032 in) and 4.8 × 0.51 (0.020 in)  TE 4.8 mm FASTON receptacle quick reference guide (IEC 61210)  receptacle length 15 mm (0.59 in); wire 0.5 to 1.5 mm² (20-16 AWG) and 1.0 to 2.5 mm² (17-14 AWG)\n4.8 mm (.187 in)  4.8 × 0.8 and 4.8 × 0.5  RS listings of TE PCB tabs  same two thicknesses as TE's guide, rounded\n6.35 mm (.250 in)  6.35 × 0.81 and 6.35 × 0.83  RS listings of TE PCB tabs  two thicknesses seen on different parts; sources differ by 0.02 mm\n6.3 mm  6.3 (thickness not stated)  RS listing of a TE grey uninsulated crimp receptacle  18-14 AWG; 'tab size 6.3 mm'\n#187 (Omron V-series terminals)  t = 0.5  Omron V data sheet copies  thickness of the #187 switch terminal; width printed as '.187 in (4.7 mm)' in the spec list\n\nFiles elsewhere (not hosted by Xem Studio; license as stated by the publisher):\n- TE Connectivity: 4.8 mm FASTON receptacles quick reference guide: tab 4.8 mm, 0.81 / 0.51 mm thick, IEC 61210 — web — Publisher's page; dimensions are facts — https://www.te.com/content/dam/te-com/documents/appliances/global/4.8mm-faston-receptacles-qrg.pdf\n- RS (TE FASTON listing): FASTON .187 PCB tab 4.8 x 0.8 mm — web — Publisher's page; dimensions are facts — https://uk.rs-online.com/web/p/spade-connectors/1639917\n- RS (TE FASTON listing): FASTON .187 PCB tab 4.8 x 0.5 mm — web — Publisher's page; dimensions are facts — https://uk.rs-online.com/web/p/spade-connectors/6805927P\n- RS (TE FASTON listing): FASTON .250 PCB tab 6.35 x 0.81 mm — web — Publisher's page; dimensions are facts — https://uk.rs-online.com/web/p/spade-connectors/7188047P\n- RS (TE FASTON listing): FASTON .250 PCB tab 6.35 x 0.83 mm — web — Publisher's page; dimensions are facts — https://uk.rs-online.com/web/p/spade-connectors/6831500\n- RS (TE FASTON listing): FASTON grey uninsulated male crimp tab, 6.3 mm tab size, 18 to 14 AWG — web — Publisher's page; dimensions are facts — https://uk.rs-online.com/web/p/spade-connectors/0795384\n- Omron (leocom copy): V series data sheet: #187 quick-connect, t = 0.5, 3.1 mounting holes — web — Publisher's page; dimensions are facts — https://lh.pe/file/v_series.pdf\n- McMaster-Carr: Quick-disconnect terminals (free STEP/IGES per part, for your own design use; no redistribution) — STEP, IGES, PDF — McMaster-Carr site terms: personal design use, no redistribution [verify license at link] — https://www.mcmaster.com/products/terminals/ul-file-number~e79133\n- McMaster-Carr: Electrical quick connects (free STEP/IGES per part, for your own design use; no redistribution) — STEP, IGES, PDF — McMaster-Carr site terms: personal design use, no redistribution [verify license at link] — https://mcmaster.com/products/electrical-quick-connects\n\nNo true-size file yet: the published figures do not fix the whole shape; a measured scan is planned.\nAPI: https://xemstudio.com/api/geometry?object=faston-quick-connect-tabs\n",
 "sources": [
  {
   "publisher": "TE Connectivity",
   "title": "4.8 mm FASTON receptacles quick reference guide: tab 4.8 mm, 0.81 / 0.51 mm thick, IEC 61210",
   "url": "https://www.te.com/content/dam/te-com/documents/appliances/global/4.8mm-faston-receptacles-qrg.pdf",
   "formats": [
    "web"
   ],
   "license": "Publisher's page; dimensions are facts",
   "license_verified": true,
   "hosted": false
  },
  {
   "publisher": "RS (TE FASTON listing)",
   "title": "FASTON .187 PCB tab 4.8 x 0.8 mm",
   "url": "https://uk.rs-online.com/web/p/spade-connectors/1639917",
   "formats": [
    "web"
   ],
   "license": "Publisher's page; dimensions are facts",
   "license_verified": true,
   "hosted": false
  },
  {
   "publisher": "RS (TE FASTON listing)",
   "title": "FASTON .187 PCB tab 4.8 x 0.5 mm",
   "url": "https://uk.rs-online.com/web/p/spade-connectors/6805927P",
   "formats": [
    "web"
   ],
   "license": "Publisher's page; dimensions are facts",
   "license_verified": true,
   "hosted": false
  },
  {
   "publisher": "RS (TE FASTON listing)",
   "title": "FASTON .250 PCB tab 6.35 x 0.81 mm",
   "url": "https://uk.rs-online.com/web/p/spade-connectors/7188047P",
   "formats": [
    "web"
   ],
   "license": "Publisher's page; dimensions are facts",
   "license_verified": true,
   "hosted": false
  },
  {
   "publisher": "RS (TE FASTON listing)",
   "title": "FASTON .250 PCB tab 6.35 x 0.83 mm",
   "url": "https://uk.rs-online.com/web/p/spade-connectors/6831500",
   "formats": [
    "web"
   ],
   "license": "Publisher's page; dimensions are facts",
   "license_verified": true,
   "hosted": false
  },
  {
   "publisher": "RS (TE FASTON listing)",
   "title": "FASTON grey uninsulated male crimp tab, 6.3 mm tab size, 18 to 14 AWG",
   "url": "https://uk.rs-online.com/web/p/spade-connectors/0795384",
   "formats": [
    "web"
   ],
   "license": "Publisher's page; dimensions are facts",
   "license_verified": true,
   "hosted": false
  },
  {
   "publisher": "Omron (leocom copy)",
   "title": "V series data sheet: #187 quick-connect, t = 0.5, 3.1 mounting holes",
   "url": "https://lh.pe/file/v_series.pdf",
   "formats": [
    "web"
   ],
   "license": "Publisher's page; dimensions are facts",
   "license_verified": true,
   "hosted": false
  },
  {
   "publisher": "McMaster-Carr",
   "title": "Quick-disconnect terminals (free STEP/IGES per part, for your own design use; no redistribution)",
   "url": "https://www.mcmaster.com/products/terminals/ul-file-number~e79133",
   "formats": [
    "STEP",
    "IGES",
    "PDF"
   ],
   "license": "McMaster-Carr site terms: personal design use, no redistribution",
   "license_verified": false,
   "hosted": false
  },
  {
   "publisher": "McMaster-Carr",
   "title": "Electrical quick connects (free STEP/IGES per part, for your own design use; no redistribution)",
   "url": "https://mcmaster.com/products/electrical-quick-connects",
   "formats": [
    "STEP",
    "IGES",
    "PDF"
   ],
   "license": "McMaster-Carr site terms: personal design use, no redistribution",
   "license_verified": false,
   "hosted": false
  }
 ],
 "xem": {
  "status": "not-scanned",
  "sheet_free": true,
  "mesh_price_usd": null,
  "step_price_usd": null,
  "tolerance_mm": null
 },
 "related": [
  "ring-tongue-terminals-by-stud-and-wire",
  "omron-snap-action-switches-d2f-ss-v",
  "rocker-switch-panel-cutouts",
  "automotive-blade-fuses-iso-8820-3",
  "relays-tht",
  "heat-shrink-tubing-sizes"
 ],
 "fits": [],
 "dimensions": "exact (nominal, no tolerance added)",
 "dimension_rule": "All geometry on Xem Studio is exact (nominal, true size) with no tolerance added. Where a part meets another part, the object lists its mating features (feature, exact size, what it mates with, fit class: press, slide, run, socket, clamp or designed). Apply your process's allowance to those features only; 'designed' gaps are part of the design and stay as drawn. Typical accuracy by process and ISO 286 fits: https://xemstudio.com/tolerances/",
 "mating": [
  {
   "feature": "4.8 mm (.187) FASTON tab",
   "exact": "4.8 wide × 0.81 or 0.51 thick",
   "mates": "4.8 mm FASTON receptacle (15 mm long)",
   "fit": "slide",
   "files": "all"
  },
  {
   "feature": "6.35 mm (.250) FASTON tab",
   "exact": "6.35 wide × 0.81 or 0.83 thick",
   "mates": ".250 FASTON receptacle (TE)",
   "fit": "slide",
   "files": "all"
  }
 ],
 "fit_classes": {
  "press": "stays put: pin, tube, bearing or magnet held by interference. ISO 286 equivalent: H7/p6 (locational interference) or tighter.",
  "slide": "assembles by hand and is held by a grub, pinch or clamp: shaft in a hub, rod in a socket, spigot in a bore. ISO 286 equivalent: H7/g6 or H7/h6.",
  "run": "turns or slides in use: pin in a link, rod through a guide. ISO 286 equivalent: H8/f7 (close running).",
  "socket": "large sliding fit: syringe barrel, sleeve, bobbin in a bore. ISO 286 equivalent: H9/d9 (free running) or looser.",
  "clamp": "split part that closes on the mating part with screws: make it at size.",
  "designed": "a gap that is part of the design (piston fit option, displacer gap, air gap): do not change."
 },
 "faq": [
  {
   "q": "How wide is a 1/4 in FASTON tab?",
   "a": "6.35 mm (.250 in), 0.81 mm (some parts 0.83 mm) thick."
  },
  {
   "q": "How wide is a .187 FASTON tab?",
   "a": "4.8 mm wide, 0.81 mm or 0.51 mm thick (TE, IEC 61210)."
  },
  {
   "q": "What wire does a 4.8 mm FASTON receptacle take?",
   "a": "TE lists 0.5 to 1.5 mm² (20-16 AWG) and 1.0 to 2.5 mm² (17-14 AWG)."
  }
 ],
 "files_license": null,
 "offers": [],
 "markdown": "https://xemstudio.com/objects/faston-quick-connect-tabs/index.md"
}