{ "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": "snap-tri-clamp-bolt-free", "name": "Snap tri-clamp, bolt-free (printable, ½ to 4 in)", "kind": "hardware", "category": "Hardware", "group": "Printable tri-clamp", "year": null, "question": "Is there a tri-clamp clamp that snaps shut without a bolt?", "tags": [ "tri-clamp", "clamp", "snap", "printable", "bolt-free" ], "aliases": [ "bolt free tri clamp", "snap tri clamp", "3d printed tri clamp clamp", "tool-less tri clamp" ], "overall_mm": { "length": null, "width": null, "height": null }, "official_cad": false, "xem_status": "not-scanned", "les": false, "free_files": 0, "url": "https://xemstudio.com/objects/snap-tri-clamp-bolt-free/", "sheet_txt": "https://xemstudio.com/objects/snap-tri-clamp-bolt-free/sheet.txt", "sheet": { "basis": "Xem Studio design (v7), tested on a 2 in printed joint", "overall_mm": { "length": null, "width": null, "height": null }, "notes": [ "A two-piece tri-clamp clamp with no bolt: each half carries a flush arm whose hooked claw drops into a notch on the other half only when the halves meet — clipped or not, nothing in between. Open with a butter knife in the V at the arm tip.", "Prints flat with no supports: every downward face is 45° or steeper, both outer edges carry the same R7 round.", "Sized for the printable 45° tri-clamp ferrules and a standard silicone gasket (closes on a 2.0 mm compressed stack). One clamp per flange: ½ and ¾ in share the 25 mm flange, 1 and 1½ in the 50.5 mm flange.", "The STEP/STL pack (all six sizes) is $0.25; AI agents pay with x402 (USDC) at /api/buy/snap-tri-clamp-pack. The dimension sheet here is free." ], "table": { "columns": [ "size", "clamp OD", "width", "print footprint (one half)" ], "rows": [ [ "½–¾ in (25 mm flange)", "43.0 mm", "16.0 mm", "42.3 × 26.4 mm" ], [ "1–1½ in (50.5 mm flange)", "68.5 mm", "22.5 mm", "67.5 × 42.3 mm" ], [ "2 in (64 mm flange)", "82.0 mm", "23.3 mm", "80.8 × 50.7 mm" ], [ "2½ in (77.5 mm flange)", "95.5 mm", "24.1 mm", "94.1 × 59.1 mm" ], [ "3 in (91 mm flange)", "109.0 mm", "24.9 mm", "107.4 × 67.5 mm" ], [ "4 in (119 mm flange)", "137.0 mm", "27.5 mm", "135.0 × 84.9 mm" ] ] } }, "sheet_text": "Snap tri-clamp, bolt-free (printable, ½ to 4 in) — dimension sheet\nSource: Xem Studio, https://xemstudio.com/objects/snap-tri-clamp-bolt-free/ (CC BY 4.0)\nBasis: Xem Studio design (v7), tested on a 2 in printed joint\nCatalog version: 2026-10-20\n\nSizes: see table below\n- A two-piece tri-clamp clamp with no bolt: each half carries a flush arm whose hooked claw drops into a notch on the other half only when the halves meet — clipped or not, nothing in between. Open with a butter knife in the V at the arm tip.\n- Prints flat with no supports: every downward face is 45° or steeper, both outer edges carry the same R7 round.\n- Sized for the printable 45° tri-clamp ferrules and a standard silicone gasket (closes on a 2.0 mm compressed stack). One clamp per flange: ½ and ¾ in share the 25 mm flange, 1 and 1½ in the 50.5 mm flange.\n- The STEP/STL pack (all six sizes) is $0.25; AI agents pay with x402 (USDC) at /api/buy/snap-tri-clamp-pack. The dimension sheet here is free.\n\nsize clamp OD width print footprint (one half)\n½–¾ in (25 mm flange) 43.0 mm 16.0 mm 42.3 × 26.4 mm\n1–1½ in (50.5 mm flange) 68.5 mm 22.5 mm 67.5 × 42.3 mm\n2 in (64 mm flange) 82.0 mm 23.3 mm 80.8 × 50.7 mm\n2½ in (77.5 mm flange) 95.5 mm 24.1 mm 94.1 × 59.1 mm\n3 in (91 mm flange) 109.0 mm 24.9 mm 107.4 × 67.5 mm\n4 in (119 mm flange) 137.0 mm 27.5 mm 135.0 × 84.9 mm\n\nFiles elsewhere (not hosted by Xem Studio; license as stated by the publisher):\n- Xem Studio: Snap tri-clamp design — web — Publisher's page; dimensions are facts — https://xemstudio.com/\n\nXem Studio scan: not needed; this is a published standard. The sheet is the geometry.\nAPI: https://xemstudio.com/api/geometry?object=snap-tri-clamp-bolt-free\n", "sources": [ { "publisher": "Xem Studio", "title": "Snap tri-clamp design", "url": "https://xemstudio.com/", "formats": [ "web" ], "license": "Publisher's page; dimensions are facts", "license_verified": true, "hosted": false } ], "xem": { "status": "not-scanned", "sheet_free": true, "mesh_price_usd": null, "step_price_usd": null, "tolerance_mm": null }, "related": [ "printable-tri-clamp-clamps", "tri-clamp-45-degree-printable", "tri-clamp-gasket" ], "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 do you open it?", "a": "Slide a butter knife into the V at an arm tip and lever the tip outward." }, { "q": "Does it need supports?", "a": "No — it prints flat; every downward face is 45° or steeper." } ], "files_license": null, "offers": [ { "file": "snap-tri-clamp-pack", "format": "zip: STEP + STL per size", "status": "available", "price_usd": 0.25, "url": "https://xemstudio.com/api/buy/snap-tri-clamp-pack", "files": [ "snap-tri-clamp-0.75in-half", "snap-tri-clamp-1.5in-half", "snap-tri-clamp-2in-half", "snap-tri-clamp-2.5in-half", "snap-tri-clamp-3in-half", "snap-tri-clamp-4in-half" ], "payment": "x402 (USDC); returns 402 with PAYMENT-REQUIRED, retry with PAYMENT-SIGNATURE" } ], "markdown": "https://xemstudio.com/objects/snap-tri-clamp-bolt-free/index.md" }