{ "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": "tackle-weight-d40x40-socket", "name": "Weight Ø40 × 40 with a Ø3 top socket (394.58 g in steel)", "kind": "modern", "category": "Hardware", "group": "Mechanism parts", "year": null, "question": "What weight hangs on the model tackles?", "tags": [ "mechanism part", "507 mechanical movements" ], "aliases": [ "weight", "load", "dead weight", "pesa", "Gewicht" ], "overall_mm": { "length": 40, "width": 40, "height": 40 }, "official_cad": false, "xem_status": "free-files", "les": false, "free_files": 1, "url": "https://xemstudio.com/objects/tackle-weight-d40x40-socket/", "sheet_txt": "https://xemstudio.com/objects/tackle-weight-d40x40-socket/sheet.txt", "sheet": { "basis": "Xem Studio design following Brown's figure (1868); true size, no printing allowance", "overall_mm": { "length": 40, "width": 40, "height": 40 }, "notes": [ "Ø40 × 40 mm cylinder with a Ø3 × 8 deep socket in the top centre for a block's stem or a rope end: 394.58 g in steel, 136.13 g in aluminium.", "Xem Studio design following Brown's figure; true size, no printing allowance (apply your own to the mating features)." ], "table": { "columns": [ "dimension", "value" ], "rows": [ [ "body", "Ø40 × 40 mm" ], [ "socket", "Ø3 × 8 deep" ], [ "mass (steel)", "394.58 g" ] ] } }, "sheet_text": "Weight Ø40 × 40 with a Ø3 top socket (394.58 g in steel) — dimension sheet\nSource: Xem Studio, https://xemstudio.com/objects/tackle-weight-d40x40-socket/ (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 40.0, width 40.0, height 40.0\n- Ø40 × 40 mm cylinder with a Ø3 × 8 deep socket in the top centre for a block's stem or a rope end: 394.58 g in steel, 136.13 g in aluminium.\n- Xem Studio design following Brown's figure; true size, no printing allowance (apply your own to the mating features).\n\ndimension value\nbody Ø40 × 40 mm\nsocket Ø3 × 8 deep\nmass (steel) 394.58 g\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. 12: figure, his text and an animation — web — Publisher's page; dimensions are facts — https://507movements.com/mm_012.html\n- Xem Studio: drawing — web — Publisher's page; dimensions are facts — https://xemstudio.com/objects/single-fixed-pulley-mechanism/\n\nFree files (Xem Studio Design License, Xem Studio; STEP + STL, 1 parts): https://xemstudio.com/files/hardware/tackle-weight-d40x40-socket/index.json\nAPI: https://xemstudio.com/api/geometry?object=tackle-weight-d40x40-socket\n", "sources": [ { "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. 12: figure, his text and an animation", "url": "https://507movements.com/mm_012.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/single-fixed-pulley-mechanism/", "formats": [ "web" ], "license": "Publisher's page; dimensions are facts", "license_verified": true, "hosted": false } ], "xem": { "status": "free-files", "sheet_free": true, "mesh_price_usd": null, "step_price_usd": null, "tolerance_mm": null }, "related": [ "single-fixed-pulley-mechanism", "single-movable-pulley-mechanism", "blocks-and-tackle-mechanism", "spanish-burton-single-mechanism", "spanish-burton-with-lower-block-mechanism", "two-fixed-one-movable-pulley-mechanism", "first-system-pulleys-4-to-1-mechanism", "first-system-pulleys-8-to-1-mechanism", "third-system-pulleys-7-to-1-mechanism", "tackle-rove-to-advantage-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). 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