{
 "version": "2026-10-20",
 "license": "Dimension sheets are written by Xem Studio from the cited sources and are free to use (CC BY 4.0, attribute 'Xem Studio'). Linked files belong to their publishers under the license shown; Xem Studio does not host them. 'license_verified: false' means the license shown is from memory or the publisher's page as last read and should be confirmed at the link before commercial use.",
 "slug": "608-bearing",
 "name": "608 ball bearing",
 "kind": "standard",
 "category": "Hardware",
 "group": "Motion",
 "year": null,
 "question": "What are the dimensions of a 608 bearing?",
 "tags": [
  "bearing",
  "wheel",
  "spool",
  "stirling",
  "long earth society"
 ],
 "aliases": [
  "608",
  "608zz",
  "608-2rs",
  "skate bearing"
 ],
 "overall_mm": {
  "length": 7,
  "width": 22,
  "height": 22
 },
 "official_cad": false,
 "xem_status": "free-files",
 "les": true,
 "free_files": 2,
 "url": "https://xemstudio.com/objects/608-bearing/",
 "sheet_txt": "https://xemstudio.com/objects/608-bearing/sheet.txt",
 "sheet": {
  "basis": "ISO 15 standard",
  "overall_mm": {
   "length": 7,
   "width": 22,
   "height": 22
  },
  "notes": [
   "Bore 8 mm, outer diameter 22 mm, width 7 mm. Shielded (ZZ) and sealed (2RS) are the same envelope.",
   "Press fit: Ø22.0 nominal; printed pockets usually at Ø22.2–22.3."
  ]
 },
 "sheet_text": "608 ball bearing — dimension sheet\nSource: Xem Studio, https://xemstudio.com/objects/608-bearing/  (CC BY 4.0)\nBasis: ISO 15 standard\nCatalog version: 2026-10-20\n\nOverall (mm): length 7, width 22, height 22\n- Bore 8 mm, outer diameter 22 mm, width 7 mm. Shielded (ZZ) and sealed (2RS) are the same envelope.\n- Press fit: Ø22.0 nominal; printed pockets usually at Ø22.2–22.3.\n\nFiles elsewhere (not hosted by Xem Studio; license as stated by the publisher):\n- Wikipedia: Ball bearing (ISO designations) — web — CC BY-SA 4.0 (text) — https://en.wikipedia.org/wiki/Ball_bearing\n\nFree files (CC BY 4.0, Xem Studio; STEP + STL, 2 parts): https://xemstudio.com/files/hardware/608-bearing/index.json\nAPI: https://xemstudio.com/api/geometry?object=608-bearing\n",
 "sources": [
  {
   "publisher": "Wikipedia",
   "title": "Ball bearing (ISO designations)",
   "url": "https://en.wikipedia.org/wiki/Ball_bearing",
   "formats": [
    "web"
   ],
   "license": "CC BY-SA 4.0 (text)",
   "license_verified": true,
   "hosted": false
  }
 ],
 "xem": {
  "status": "free-files",
  "sheet_free": true,
  "mesh_price_usd": null,
  "step_price_usd": null,
  "tolerance_mm": null
 },
 "related": [
  "nema-17-stepper",
  "2020-extrusion",
  "dowel-pins-metric"
 ],
 "faq": [
  {
   "q": "What are 608 bearing dimensions?",
   "a": "8 mm bore, 22 mm OD, 7 mm wide. ZZ (shielded) and 2RS (sealed) share the envelope. Printed pocket 22.2–22.3 mm."
  },
  {
   "q": "What size is a skateboard bearing?",
   "a": "608: 8 × 22 × 7 mm, the same part used in fidget spinners and 3D printer idlers."
  }
 ],
 "files_license": null,
 "offers": [
  {
   "file": "bearing-608",
   "formats": [
    "step",
    "stl"
   ],
   "price_usd": 0,
   "license": "CC BY 4.0 (Xem Studio)",
   "step": "https://xemstudio.com/files/hardware/608-bearing/bearing-608.step",
   "stl": "https://xemstudio.com/files/hardware/608-bearing/bearing-608.stl",
   "note": "608: 8 × 22 × 7 mm"
  },
  {
   "file": "bearing-f608",
   "formats": [
    "step",
    "stl"
   ],
   "price_usd": 0,
   "license": "CC BY 4.0 (Xem Studio)",
   "step": "https://xemstudio.com/files/hardware/608-bearing/bearing-f608.step",
   "stl": "https://xemstudio.com/files/hardware/608-bearing/bearing-f608.stl",
   "note": "F608 flanged: 8 × 22 × 7, flange Ø25 × 1.5"
  }
 ],
 "markdown": "https://xemstudio.com/objects/608-bearing/index.md"
}