{
 "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": "sanitary-clamp-reducers-6-8in",
 "name": "Sanitary clamp reducers, concentric and eccentric: 6 × 3, 6 × 4, 8 × 4 and 8 × 6 in (tri-clamp style)",
 "kind": "hardware",
 "category": "Hardware",
 "group": "Sanitary clamp fittings",
 "year": null,
 "question": "How long is a 6 × 4 inch tri-clamp reducer?",
 "tags": [
  "reducer",
  "concentric",
  "eccentric",
  "sanitary",
  "tri-clamp",
  "clamp fitting",
  "brewing",
  "homebrew"
 ],
 "aliases": [
  "6x4 tri clamp reducer",
  "8x6 tri clamp reducer",
  "6x3 tri clamp reducer",
  "reducción tri clamp 6 x 4"
 ],
 "overall_mm": {
  "length": null,
  "width": null,
  "height": null
 },
 "official_cad": false,
 "xem_status": "free-files",
 "les": false,
 "free_files": 8,
 "url": "https://xemstudio.com/objects/sanitary-clamp-reducers-6-8in/",
 "sheet_txt": "https://xemstudio.com/objects/sanitary-clamp-reducers-6-8in/sheet.txt",
 "sheet": {
  "basis": "Manufacturers' published clamp-fitting tables; ISO 2852 clamp face",
  "overall_mm": {
   "length": null,
   "width": null,
   "height": null
  },
  "notes": [
   "Face-to-face per Dixon 31-14MP / 32-14MP (S&O and VNE list 6 × 3 and 6 × 4 within 0.13 in). No maker lists 10 × 8 or 12 × 10 with clamp ends.",
   "Files: true-size STEP + STL of each fitting (no printing allowance).",
   "Every clamp face is the ISO 2852 profile used across this site: 2.85 mm rim, flat face with the gasket groove (K 1.6 deep, R3 1.2 bottom, 23° walls, P2 0.8 edges) on C2, 20° back cone. Flange C3 / groove C2 / tube OD × wall, mm: ½–¾ in 25.0 / 20.4 (derived) / 12.7–19.05 × 1.65; 1–1½ in 50.5 / 43.5 / 25.4–38.1 × 1.65; 2 in 64.0 / 56.5 / 50.8 × 1.65; 2½ in 77.5 / 70.5 / 63.5 × 1.65; 3 in 91.0 / 83.5 / 76.2 × 1.65; 4 in 119.0 / 110.0 / 101.6 × 2.11; 6 in 166.9 (6.570 in) / 156.5 / 152.4 × 2.77; 8 in 217.7 (8.570 in) / 207.0 / 203.2 × 2.77; 10 in 268.5 / 261.0 / 254.0 × 3.40; 12 in 319.3 / 311.8 / 304.8 × 3.40."
  ],
  "table": {
   "columns": [
    "reducer",
    "face_to_face_in"
   ],
   "rows": [
    [
     "6 × 3 in",
     6.88
    ],
    [
     "6 × 4 in",
     7
    ],
    [
     "8 × 4 in",
     7.5
    ],
    [
     "8 × 6 in",
     7.75
    ]
   ]
  }
 },
 "sheet_text": "Sanitary clamp reducers, concentric and eccentric: 6 × 3, 6 × 4, 8 × 4 and 8 × 6 in (tri-clamp style) — dimension sheet\nSource: Xem Studio, https://xemstudio.com/objects/sanitary-clamp-reducers-6-8in/  (CC BY 4.0)\nBasis: Manufacturers' published clamp-fitting tables; ISO 2852 clamp face\nCatalog version: 2026-10-20\n\nSizes: see table below\n- Face-to-face per Dixon 31-14MP / 32-14MP (S&O and VNE list 6 × 3 and 6 × 4 within 0.13 in). No maker lists 10 × 8 or 12 × 10 with clamp ends.\n- Files: true-size STEP + STL of each fitting (no printing allowance).\n- Every clamp face is the ISO 2852 profile used across this site: 2.85 mm rim, flat face with the gasket groove (K 1.6 deep, R3 1.2 bottom, 23° walls, P2 0.8 edges) on C2, 20° back cone. Flange C3 / groove C2 / tube OD × wall, mm: ½–¾ in 25.0 / 20.4 (derived) / 12.7–19.05 × 1.65; 1–1½ in 50.5 / 43.5 / 25.4–38.1 × 1.65; 2 in 64.0 / 56.5 / 50.8 × 1.65; 2½ in 77.5 / 70.5 / 63.5 × 1.65; 3 in 91.0 / 83.5 / 76.2 × 1.65; 4 in 119.0 / 110.0 / 101.6 × 2.11; 6 in 166.9 (6.570 in) / 156.5 / 152.4 × 2.77; 8 in 217.7 (8.570 in) / 207.0 / 203.2 × 2.77; 10 in 268.5 / 261.0 / 254.0 × 3.40; 12 in 319.3 / 311.8 / 304.8 × 3.40.\n\nreducer  face_to_face_in\n6 × 3 in  6.88\n6 × 4 in  7.0\n8 × 4 in  7.5\n8 × 6 in  7.75\n\nFiles elsewhere (not hosted by Xem Studio; license as stated by the publisher):\n- Dixon Sanitary: B31-14MP / B32-14MP clamp reducers (2023 catalog p. 692–693) — PDF — Publisher's catalog; dimensions are facts — https://mexico.dixonvalve.com/sites/default/files/catalog/mexico_dixonvalve_com/2024_10/catalog%202023/DSC2023%20Page%20-%20692.pdf\n- Steel & O'Brien: Sanitary 2025 catalog (7MP tee and 9MP cross, p. 14–15) — PDF — Publisher's catalog; dimensions are facts — https://steelobrien.com/wp-content/uploads/2025/03/Sanitary-2025-FINAL.pdf\n- GW Kent: Tri-clamp fittings guide: tube OD, flange OD and ID per size to 12 in; solid cap thickness — web — publisher's guide; dimensions cited — https://www.gwkent.com/triclamp-guide\n- Rubber Fab: Tri-clamp dimensions chart (ID, OD, bead per clamp size, ½ to 12 in and DIN 32676) — PDF — publisher's chart; dimensions cited, nothing copied — https://shop.andersonprocess.com/media/assets/product/documents/rubber-fab-tri-clamp-dimensions.pdf\n- Rubber Fab: Tri-Clamp gasket dimensional chart: gasket ID, OD and bead diameter per size (2 in bead 2.22 in / 56.50 mm, 1.5 in 1.71 / 43.50, 3 in 3.29 / 83.50) — PDF — maker chart; dimensions are facts [verify license at link] — https://shop.andersonprocess.com/media/assets/product/documents/rubber-fab-tri-clamp-dimensions.pdf\n\nFree files (CC BY 4.0, Xem Studio; STEP + STL, 8 parts): https://xemstudio.com/files/hardware/sanitary-clamp-reducers-6-8in/index.json\nAPI: https://xemstudio.com/api/geometry?object=sanitary-clamp-reducers-6-8in\n",
 "sources": [
  {
   "publisher": "Dixon Sanitary",
   "title": "B31-14MP / B32-14MP clamp reducers (2023 catalog p. 692–693)",
   "url": "https://mexico.dixonvalve.com/sites/default/files/catalog/mexico_dixonvalve_com/2024_10/catalog%202023/DSC2023%20Page%20-%20692.pdf",
   "formats": [
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   "license": "Publisher's catalog; dimensions are facts",
   "license_verified": true,
   "hosted": false
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  {
   "publisher": "Steel & O'Brien",
   "title": "Sanitary 2025 catalog (7MP tee and 9MP cross, p. 14–15)",
   "url": "https://steelobrien.com/wp-content/uploads/2025/03/Sanitary-2025-FINAL.pdf",
   "formats": [
    "PDF"
   ],
   "license": "Publisher's catalog; dimensions are facts",
   "license_verified": true,
   "hosted": false
  },
  {
   "publisher": "GW Kent",
   "title": "Tri-clamp fittings guide: tube OD, flange OD and ID per size to 12 in; solid cap thickness",
   "url": "https://www.gwkent.com/triclamp-guide",
   "formats": [
    "web"
   ],
   "license": "publisher's guide; dimensions cited",
   "license_verified": true,
   "hosted": false
  },
  {
   "publisher": "Rubber Fab",
   "title": "Tri-clamp dimensions chart (ID, OD, bead per clamp size, ½ to 12 in and DIN 32676)",
   "url": "https://shop.andersonprocess.com/media/assets/product/documents/rubber-fab-tri-clamp-dimensions.pdf",
   "formats": [
    "PDF"
   ],
   "license": "publisher's chart; dimensions cited, nothing copied",
   "license_verified": true,
   "hosted": false
  },
  {
   "publisher": "Rubber Fab",
   "title": "Tri-Clamp gasket dimensional chart: gasket ID, OD and bead diameter per size (2 in bead 2.22 in / 56.50 mm, 1.5 in 1.71 / 43.50, 3 in 3.29 / 83.50)",
   "url": "https://shop.andersonprocess.com/media/assets/product/documents/rubber-fab-tri-clamp-dimensions.pdf",
   "formats": [
    "PDF"
   ],
   "license": "maker chart; dimensions are facts",
   "license_verified": false,
   "hosted": false
  }
 ],
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  "tolerance_mm": null
 },
 "related": [
  "sanitary-clamp-elbow-90-6in",
  "sanitary-clamp-ferrules-6-8in",
  "sanitary-clamp-clamps-6-8in",
  "sanitary-clamp-gaskets-6-8in",
  "printable-sanitary-clamp-reducers-6-8in"
 ],
 "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": "How long is a 6 × 4 inch tri-clamp reducer?",
   "a": "See the table: A is centre to face, B face to face."
  }
 ],
 "files_license": null,
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}