{
 "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": "v-wheel",
 "name": "V-wheel Ø23.89 × 10.23 for V-slot extrusion",
 "kind": "hardware",
 "category": "Hardware",
 "group": "Motion",
 "year": null,
 "question": "What are the dimensions of a V-slot V-wheel?",
 "tags": [
  "v wheel",
  "v-slot",
  "625",
  "linear",
  "extrusion",
  "stirling",
  "long earth society"
 ],
 "aliases": [
  "v wheel dimensions",
  "openbuilds v wheel size",
  "v slot wheel stl",
  "solid v wheel 625"
 ],
 "overall_mm": {
  "length": null,
  "width": null,
  "height": null
 },
 "official_cad": false,
 "xem_status": "free-files",
 "les": true,
 "free_files": 1,
 "url": "https://xemstudio.com/objects/v-wheel/",
 "sheet_txt": "https://xemstudio.com/objects/v-wheel/sheet.txt",
 "sheet": {
  "basis": "OpenBuilds-size solid V-wheel: Ø23.89 × 10.23, 90° groove, two 625 bearings on a 1 mm spacer lip",
  "overall_mm": {
   "length": null,
   "width": null,
   "height": null
  },
  "notes": [
   "A wheel Ø23.89 × 10.23 with a 90° V groove 3.2 deep around the middle; the groove rides the V of a 6 mm V-slot.",
   "A Ø16 bore (625 OD) runs through, with a 1 mm lip at mid-width (Ø11 hole) that separates the two 625 bearings.",
   "Axle: M5 through the two 625 bores."
  ],
  "table": {
   "columns": [
    "feature",
    "value_mm"
   ],
   "rows": [
    [
     "OD × width",
     "23.89 × 10.23"
    ],
    [
     "groove",
     "90°, 3.2 deep"
    ],
    [
     "bore",
     "Ø16 (two 625)"
    ],
    [
     "spacer lip",
     "Ø11 hole × 1"
    ],
    [
     "axle",
     "M5"
    ]
   ]
  }
 },
 "sheet_text": "V-wheel Ø23.89 × 10.23 for V-slot extrusion — dimension sheet\nSource: Xem Studio, https://xemstudio.com/objects/v-wheel/  (CC BY 4.0)\nBasis: OpenBuilds-size solid V-wheel: Ø23.89 × 10.23, 90° groove, two 625 bearings on a 1 mm spacer lip\nCatalog version: 2026-10-20\n\nSizes: see table below\n- A wheel Ø23.89 × 10.23 with a 90° V groove 3.2 deep around the middle; the groove rides the V of a 6 mm V-slot.\n- A Ø16 bore (625 OD) runs through, with a 1 mm lip at mid-width (Ø11 hole) that separates the two 625 bearings.\n- Axle: M5 through the two 625 bores.\n\nfeature  value_mm\nOD × width  23.89 × 10.23\ngroove  90°, 3.2 deep\nbore  Ø16 (two 625)\nspacer lip  Ø11 hole × 1\naxle  M5\n\nFiles elsewhere (not hosted by Xem Studio; license as stated by the publisher):\n- McMaster-Carr: Mounted bearings (free STEP per part, for your own design use; no redistribution) — STEP, PDF — McMaster-Carr site terms [verify license at link] — https://www.mcmaster.com/products/mounted-ball-bearings/\n- McMaster-Carr: Sleeve bearings (free STEP per part, for your own design use; no redistribution) — STEP, PDF — McMaster-Carr site terms [verify license at link] — https://www.mcmaster.com/products/sleeve-bearings/\n- OpenBuilds: Solid V wheel kit — web, STEP — OpenBuilds site [verify license at link] — https://openbuildspartstore.com/solid-v-wheel-kit/\n- Wikipedia: Plain bearing — web — CC BY-SA 4.0 (text) — https://en.wikipedia.org/wiki/Plain_bearing\n- Long Earth Society: Engine and rig builds — web, video — LES site — https://longearthsociety.com/engineering/\n\nFree files (CC BY 4.0, Xem Studio; STEP + STL, 1 parts): https://xemstudio.com/files/hardware/v-wheel/index.json\nAPI: https://xemstudio.com/api/geometry?object=v-wheel\n",
 "sources": [
  {
   "publisher": "McMaster-Carr",
   "title": "Mounted bearings (free STEP per part, for your own design use; no redistribution)",
   "url": "https://www.mcmaster.com/products/mounted-ball-bearings/",
   "formats": [
    "STEP",
    "PDF"
   ],
   "license": "McMaster-Carr site terms",
   "license_verified": false,
   "hosted": false
  },
  {
   "publisher": "McMaster-Carr",
   "title": "Sleeve bearings (free STEP per part, for your own design use; no redistribution)",
   "url": "https://www.mcmaster.com/products/sleeve-bearings/",
   "formats": [
    "STEP",
    "PDF"
   ],
   "license": "McMaster-Carr site terms",
   "license_verified": false,
   "hosted": false
  },
  {
   "publisher": "OpenBuilds",
   "title": "Solid V wheel kit",
   "url": "https://openbuildspartstore.com/solid-v-wheel-kit/",
   "formats": [
    "web",
    "STEP"
   ],
   "license": "OpenBuilds site",
   "license_verified": false,
   "hosted": false
  },
  {
   "publisher": "Wikipedia",
   "title": "Plain bearing",
   "url": "https://en.wikipedia.org/wiki/Plain_bearing",
   "formats": [
    "web"
   ],
   "license": "CC BY-SA 4.0 (text)",
   "license_verified": true,
   "hosted": false
  },
  {
   "publisher": "Long Earth Society",
   "title": "Engine and rig builds",
   "url": "https://longearthsociety.com/engineering/",
   "formats": [
    "web",
    "video"
   ],
   "license": "LES site",
   "license_verified": true,
   "hosted": false
  }
 ],
 "xem": {
  "status": "free-files",
  "sheet_free": true,
  "mesh_price_usd": null,
  "step_price_usd": null,
  "tolerance_mm": null
 },
 "related": [
  "t-slot-extrusions",
  "ball-bearings-metric",
  "2020-extrusion",
  "mgn-carriages"
 ],
 "fits": [
  {
   "role": "Goes in or on",
   "items": [
    {
     "slug": "t-slot-extrusions",
     "why": "V groove on the V-slot"
    }
   ]
  },
  {
   "role": "Connects to",
   "items": [
    {
     "slug": "ball-bearings-metric",
     "why": "two 625 in the Ø16 bore"
    }
   ]
  },
  {
   "role": "Alternatives",
   "items": [
    {
     "slug": "mgn-carriages",
     "why": "rail and carriage"
    }
   ]
  }
 ],
 "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": [
  {
   "feature": "bearing pocket",
   "exact": "Ø16",
   "mates": "two 625 bearings",
   "fit": "press",
   "files": "vwheel-"
  },
  {
   "feature": "spacer lip",
   "exact": "Ø11 × 1",
   "mates": "625 outer races",
   "fit": "designed",
   "files": "vwheel-"
  },
  {
   "feature": "V groove",
   "exact": "90°, 3.2 deep",
   "mates": "V-slot extrusion",
   "fit": "designed",
   "files": "vwheel-"
  }
 ],
 "fit_classes": {
  "press": "stays put: pin, tube, bearing or magnet held by interference. Typical FDM: hole +0.0 to +0.1 mm on diameter.",
  "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. Typical FDM: +0.2 mm.",
  "run": "turns or slides in use: pin in a link, rod through a guide. Typical FDM: +0.3 mm.",
  "socket": "large sliding fit: syringe barrel, sleeve, bobbin in a bore. Typical FDM: +0.3 mm.",
  "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": "What size is a V-slot V-wheel?",
   "a": "23.89 mm OD, 10.23 mm wide, 90° groove 3.2 deep, two 625 (5 × 16 × 5) bearings either side of a 1 mm lip."
  },
  {
   "q": "What bearings go in a V-wheel?",
   "a": "Two 625 bearings, Ø16 OD, on an M5 axle."
  }
 ],
 "files_license": null,
 "offers": [
  {
   "file": "vwheel-openbuilds-23-9",
   "formats": [
    "step",
    "stl"
   ],
   "price_usd": 0,
   "license": "CC BY 4.0 (Xem Studio)",
   "step": "https://xemstudio.com/files/hardware/bearing-housings-and-rod-supports/vwheel-openbuilds-23-9.step",
   "stl": "https://xemstudio.com/files/hardware/bearing-housings-and-rod-supports/vwheel-openbuilds-23-9.stl",
   "note": "OpenBuilds-style V-wheel: Ø23.89 × 10.23, 90° V groove 3.2 deep, Ø16 pocket for two 625 bearings with a 1 mm spacer lip (Ø11)"
  }
 ],
 "markdown": "https://xemstudio.com/objects/v-wheel/index.md"
}