{
 "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": "lead-screw-tr10x2-l80-journals-6",
 "name": "Lead screw Tr10×2, 80 mm thread, Ø6 journals, Ø20 head with Ø6 cross hole",
 "kind": "modern",
 "category": "Hardware",
 "group": "Mechanism parts",
 "year": null,
 "question": "What is a Tr10×2 lead screw?",
 "tags": [
  "mechanism part",
  "507 mechanical movements"
 ],
 "aliases": [
  "lead screw",
  "trapezoidal screw",
  "tr10x2",
  "husillo de avance Tr10×2",
  "Trapezgewindespindel Tr10×2"
 ],
 "overall_mm": {
  "length": 20,
  "width": 20,
  "height": 118
 },
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 "url": "https://xemstudio.com/objects/lead-screw-tr10x2-l80-journals-6/",
 "sheet_txt": "https://xemstudio.com/objects/lead-screw-tr10x2-l80-journals-6/sheet.txt",
 "sheet": {
  "basis": "Xem Studio design following Brown's figure (1868); true size, no printing allowance",
  "overall_mm": {
   "length": 20,
   "width": 20,
   "height": 118
  },
  "notes": [
   "Trapezoidal Tr10×2 (ISO 2904 basic profile, 30°, single start, right hand) screw, 80 mm of thread between two Ø6 × 14 journals, with a Ø20 × 10 head cross-drilled Ø6 for a tommy bar: 2 mm of travel per turn.",
   "Minor Ø (basic) 8 mm; drawn with no allowance, so the nut-slide of the same page meshes line on line.",
   "Xem Studio design following Brown's figure; true size, no printing allowance (apply your own to the mating features)."
  ],
  "table": {
   "columns": [
    "dimension",
    "value"
   ],
   "rows": [
    [
     "thread",
     "Tr10×2, right hand"
    ],
    [
     "thread length",
     "80 mm"
    ],
    [
     "journals",
     "2 × Ø6 × 14"
    ],
    [
     "head",
     "Ø20 × 10, Ø6 cross hole"
    ],
    [
     "travel per turn",
     "2 mm"
    ]
   ]
  }
 },
 "sheet_text": "Lead screw Tr10×2, 80 mm thread, Ø6 journals, Ø20 head with Ø6 cross hole — dimension sheet\nSource: Xem Studio, https://xemstudio.com/objects/lead-screw-tr10x2-l80-journals-6/  (sheet CC BY 4.0; files Xem Studio Design License, https://xemstudio.com/license/)\nBasis: Xem Studio design following Brown's figure (1868); true size, no printing allowance\nCatalog version: 2026-10-20\n\nOverall (mm): length 20.0, width 20.0, height 118.0\n- Trapezoidal Tr10×2 (ISO 2904 basic profile, 30°, single start, right hand) screw, 80 mm of thread between two Ø6 × 14 journals, with a Ø20 × 10 head cross-drilled Ø6 for a tommy bar: 2 mm of travel per turn.\n- Minor Ø (basic) 8 mm; drawn with no allowance, so the nut-slide of the same page meshes line on line.\n- Xem Studio design following Brown's figure; true size, no printing allowance (apply your own to the mating features).\n\ndimension  value\nthread  Tr10×2, right hand\nthread length  80 mm\njournals  2 × Ø6 × 14\nhead  Ø20 × 10, Ø6 cross hole\ntravel per turn  2 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. 103: figure, his text and an animation — web — Publisher's page; dimensions are facts — https://507movements.com/mm_103.html\n- Xem Studio: drawing — web — Publisher's page; dimensions are facts — https://xemstudio.com/objects/lead-screw-and-slide-mechanism/\n\nFree files (Xem Studio Design License, Xem Studio; STEP + STL, 1 parts): https://xemstudio.com/files/hardware/lead-screw-tr10x2-l80-journals-6/index.json\nAPI: https://xemstudio.com/api/geometry?object=lead-screw-tr10x2-l80-journals-6\n",
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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. 103: figure, his text and an animation",
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   "formats": [
    "web"
   ],
   "license": "Publisher's page; dimensions are facts",
   "license_verified": true,
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   "title": "drawing",
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 "related": [
  "lead-screw-and-slide-mechanism"
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 "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 a Tr10×2 lead screw?",
   "a": "Trapezoidal Tr10×2 (ISO 2904 basic profile, 30°, single start, right hand) screw, 80 mm of thread between two Ø6 × 14 journals, with a Ø20 × 10 head cross-drilled Ø6 for a tommy bar: 2 mm of travel per turn."
  }
 ],
 "files_license": {
  "name": "Xem Studio Design License",
  "holder": "Xem Studio",
  "url": "https://xemstudio.com/license/",
  "note": "Xem Studio's own design: free to use, print, modify and sell things made from it; not to be republished or redistributed as files."
 },
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   "file": "lead-screw-tr10x2-l80",
   "formats": [
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   "license": "Xem Studio Design License",
   "step": "https://xemstudio.com/files/hardware/lead-screw-tr10x2-l80-journals-6/lead-screw-tr10x2-l80.step",
   "stl": "https://xemstudio.com/files/hardware/lead-screw-tr10x2-l80-journals-6/lead-screw-tr10x2-l80.stl",
   "note": "screw, axis Z, thread z 0..80, journals z −14..0 and 80..94, head z 94..104"
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 "markdown": "https://xemstudio.com/objects/lead-screw-tr10x2-l80-journals-6/index.md"
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