{
 "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": "lego-1x1-brick-grid",
 "name": "LEGO 1×1 brick and system grid (8 mm pitch)",
 "kind": "modern",
 "category": "Everyday objects",
 "group": "Building bricks",
 "year": null,
 "question": "What are the dimensions of the LEGO 1×1 brick and system grid?",
 "tags": [
  "building bricks"
 ],
 "aliases": [
  "lego brick dimensions",
  "lego stud spacing",
  "lego stud pitch 8mm",
  "lego brick height 9.6",
  "lego compatible 3d print",
  "lego stud diameter",
  "lego unit size",
  "medidas pieza lego",
  "LEGO Stein Maße",
  "dimensões peça lego"
 ],
 "overall_mm": {
  "length": 8,
  "width": 8,
  "height": 9.6
 },
 "official_cad": false,
 "xem_status": "not-scanned",
 "les": false,
 "free_files": 0,
 "url": "https://xemstudio.com/objects/lego-1x1-brick-grid/",
 "sheet_txt": "https://xemstudio.com/objects/lego-1x1-brick-grid/sheet.txt",
 "sheet": {
  "basis": "Secondary source: Brighton Toy and Model Museum (copy of the maker's figures; the maker publishes none directly)",
  "overall_mm": {
   "length": 8,
   "width": 8,
   "height": 9.6
  },
  "notes": [
   "The LEGO system is built on an 8 mm square grid; a brick body is 9.6 mm tall, three plates of 3.2 mm.",
   "Numbers come from a museum write-up that cites LEGO's own patent for the 4.8 mm stud.",
   "No CAD file: the maker publishes only overall sizes, and a plain box or cylinder is not useful design geometry. The table is the published data; parts with real geometry have their own pages.",
   "Secondary source: the numbers come from a retailer or magazine copy of the maker's specification."
  ],
  "table": {
   "columns": [
    "dimension",
    "value"
   ],
   "rows": [
    [
     "Grid (stud pitch)",
     "8 mm"
    ],
    [
     "Brick body height",
     "9.6 mm (three plates)"
    ],
    [
     "Stud height",
     "1.6 mm"
    ],
    [
     "Stud diameter",
     "4.8 mm nominal (LEGO patent WO2019106129); measured about 4.88–4.89 mm"
    ],
    [
     "Clearance",
     "bricks are nominal grid multiples minus about 0.1 mm"
    ]
   ]
  }
 },
 "sheet_text": "LEGO 1×1 brick and system grid (8 mm pitch) — dimension sheet\nSource: Xem Studio, https://xemstudio.com/objects/lego-1x1-brick-grid/  (sheet CC BY 4.0)\nBasis: Secondary source: Brighton Toy and Model Museum (copy of the maker's figures; the maker publishes none directly)\nCatalog version: 2026-10-20\n\nOverall (mm): length 8.0, width 8.0, height 9.6\n- The LEGO system is built on an 8 mm square grid; a brick body is 9.6 mm tall, three plates of 3.2 mm.\n- Numbers come from a museum write-up that cites LEGO's own patent for the 4.8 mm stud.\n- No CAD file: the maker publishes only overall sizes, and a plain box or cylinder is not useful design geometry. The table is the published data; parts with real geometry have their own pages.\n- Secondary source: the numbers come from a retailer or magazine copy of the maker's specification.\n\ndimension  value\nGrid (stud pitch)  8 mm\nBrick body height  9.6 mm (three plates)\nStud height  1.6 mm\nStud diameter  4.8 mm nominal (LEGO patent WO2019106129); measured about 4.88–4.89 mm\nClearance  bricks are nominal grid multiples minus about 0.1 mm\n\nFiles elsewhere (not hosted by Xem Studio; license as stated by the publisher):\n- Brighton Toy and Model Museum: Lego dimensions — web — Publisher's page; dimensions are facts — https://www.brightontoymuseum.co.uk/index/Lego_dimensions\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=lego-1x1-brick-grid\n",
 "sources": [
  {
   "publisher": "Brighton Toy and Model Museum",
   "title": "Lego dimensions",
   "url": "https://www.brightontoymuseum.co.uk/index/Lego_dimensions",
   "formats": [
    "web"
   ],
   "license": "Publisher's page; dimensions are facts",
   "license_verified": true,
   "hosted": false
  }
 ],
 "xem": {
  "status": "not-scanned",
  "sheet_free": true,
  "mesh_price_usd": null,
  "step_price_usd": null,
  "tolerance_mm": null
 },
 "related": [
  "lego-1x1-plate"
 ],
 "fits": [],
 "dimensions": "exact (nominal, no printing tolerance)",
 "dimension_rule": "All geometry on Xem Studio is exact (nominal, true size) with no printing tolerance. 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.",
 "mating": [],
 "faq": [
  {
   "q": "What is the LEGO stud pitch?",
   "a": "8 mm."
  },
  {
   "q": "How tall is a LEGO brick?",
   "a": "9.6 mm without the stud; a stud adds 1.6 mm."
  }
 ],
 "files_license": null,
 "offers": [],
 "markdown": "https://xemstudio.com/objects/lego-1x1-brick-grid/index.md"
}