{
 "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": "archimedes-screw-rotor-60",
 "name": "Archimedes screw rotor Ø60, pitch 60, 3 turns, Ø12 shaft",
 "kind": "modern",
 "category": "Hardware",
 "group": "Mechanism parts",
 "year": null,
 "question": "What are the proportions of an Archimedes screw?",
 "tags": [
  "mechanism part",
  "507 mechanical movements"
 ],
 "aliases": [
  "archimedes screw",
  "screw pump rotor",
  "water screw",
  "tornillo de Arquímedes",
  "Archimedische Schraube"
 ],
 "overall_mm": {
  "length": 60,
  "width": 60,
  "height": 220
 },
 "official_cad": false,
 "xem_status": "free-files",
 "les": false,
 "free_files": 1,
 "url": "https://xemstudio.com/objects/archimedes-screw-rotor-60/",
 "sheet_txt": "https://xemstudio.com/objects/archimedes-screw-rotor-60/sheet.txt",
 "sheet": {
  "basis": "Xem Studio design following Brown's figure (1868); true size, no printing allowance",
  "overall_mm": {
   "length": 60,
   "width": 60,
   "height": 220
  },
  "notes": [
   "Single helical flight, Ø60 outside, 3 mm thick, pitch 60 mm (pitch = outside diameter, the classic proportion), 3 turns (180 mm) on a Ø12 shaft that runs 20 mm past each end.",
   "Inclined at 30–40° in water it lifts a pocket per turn; it is a Xem Studio model following Brown's figure.",
   "Xem Studio design following Brown's figure; true size, no printing allowance (apply your own to the mating features)."
  ],
  "table": {
   "columns": [
    "dimension",
    "value"
   ],
   "rows": [
    [
     "outside Ø",
     "60 mm"
    ],
    [
     "pitch",
     "60 mm"
    ],
    [
     "turns",
     "3"
    ],
    [
     "flight",
     "3 mm"
    ],
    [
     "shaft",
     "Ø12 × 220 mm"
    ]
   ]
  }
 },
 "sheet_text": "Archimedes screw rotor Ø60, pitch 60, 3 turns, Ø12 shaft — dimension sheet\nSource: Xem Studio, https://xemstudio.com/objects/archimedes-screw-rotor-60/  (CC BY 4.0)\nBasis: Xem Studio design following Brown's figure (1868); true size, no printing allowance\nCatalog version: 2026-10-20\n\nOverall (mm): length 60.0, width 60.0, height 220.0\n- Single helical flight, Ø60 outside, 3 mm thick, pitch 60 mm (pitch = outside diameter, the classic proportion), 3 turns (180 mm) on a Ø12 shaft that runs 20 mm past each end.\n- Inclined at 30–40° in water it lifts a pocket per turn; it is a Xem Studio model following Brown's figure.\n- Xem Studio design following Brown's figure; true size, no printing allowance (apply your own to the mating features).\n\ndimension  value\noutside Ø  60 mm\npitch  60 mm\nturns  3\nflight  3 mm\nshaft  Ø12 × 220 mm\n\nFiles elsewhere (not hosted by Xem Studio; license as stated by the publisher):\n- Henry T. Brown (1868, public domain): Five Hundred and Seven Mechanical Movements — scan on archive.org — web — Publisher's page; dimensions are facts — https://archive.org/details/fivehundredseven00browiala\n- 507movements.com: Brown's movement No. 443: figure, his text and an animation — web — Publisher's page; dimensions are facts — https://507movements.com/mm_443.html\n- Xem Studio: drawing — web — Publisher's page; dimensions are facts — https://xemstudio.com/objects/archimedes-screw-mechanism/\n\nFree files (CC BY 4.0, Xem Studio; STEP + STL, 1 parts): https://xemstudio.com/files/hardware/archimedes-screw-rotor-60/index.json\nAPI: https://xemstudio.com/api/geometry?object=archimedes-screw-rotor-60\n",
 "sources": [
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   "publisher": "Henry T. Brown (1868, public domain)",
   "title": "Five Hundred and Seven Mechanical Movements — scan on archive.org",
   "url": "https://archive.org/details/fivehundredseven00browiala",
   "formats": [
    "web"
   ],
   "license": "Publisher's page; dimensions are facts",
   "license_verified": true,
   "hosted": false
  },
  {
   "publisher": "507movements.com",
   "title": "Brown's movement No. 443: figure, his text and an animation",
   "url": "https://507movements.com/mm_443.html",
   "formats": [
    "web"
   ],
   "license": "Publisher's page; dimensions are facts",
   "license_verified": true,
   "hosted": false
  },
  {
   "publisher": "Xem Studio",
   "title": "drawing",
   "url": "https://xemstudio.com/objects/archimedes-screw-mechanism/",
   "formats": [
    "web"
   ],
   "license": "Publisher's page; dimensions are facts",
   "license_verified": true,
   "hosted": false
  }
 ],
 "xem": {
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  "sheet_free": true,
  "mesh_price_usd": null,
  "step_price_usd": null,
  "tolerance_mm": null
 },
 "related": [
  "archimedes-screw-mechanism"
 ],
 "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 are the proportions of an Archimedes screw?",
   "a": "Single helical flight, Ø60 outside, 3 mm thick, pitch 60 mm (pitch = outside diameter, the classic proportion), 3 turns (180 mm) on a Ø12 shaft that runs 20 mm past each end."
  }
 ],
 "files_license": null,
 "offers": [
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   "file": "archimedes-screw-rotor-60",
   "formats": [
    "step",
    "stl"
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   "price_usd": 0,
   "license": "CC BY 4.0 (Xem Studio)",
   "step": "https://xemstudio.com/files/hardware/archimedes-screw-rotor-60/archimedes-screw-rotor-60.step",
   "stl": "https://xemstudio.com/files/hardware/archimedes-screw-rotor-60/archimedes-screw-rotor-60.stl",
   "note": "rotor, axis Z, flight z 0..180"
  }
 ],
 "markdown": "https://xemstudio.com/objects/archimedes-screw-rotor-60/index.md"
}