{ "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": "traxxas-3933-screws-4x16mm-button-head-machine-hex-drive", "name": "Traxxas 3933 screws, M4 × 16 mm", "kind": "modern", "category": "RC cars", "group": "Bearings & hardware", "year": null, "question": "What size are Traxxas 3933 screws?", "tags": [ "rc parts", "replacement part", "screw", "traxxas" ], "aliases": [ "Traxxas 3933", "traxxas 3933", "Traxxas part 3933", "3933 screws, 4x16mm button-head machine (hex drive)", "Traxxas 3933 size", "Traxxas 3933 dimensions", "Traxxas 3933 replacement", "repuesto Traxxas 3933", "Traxxas 3933 Ersatzteil" ], "overall_mm": { "length": 7.61, "width": 7.61, "height": 18.21 }, "official_cad": false, "xem_status": "free-files", "les": false, "free_files": 1, "url": "https://xemstudio.com/objects/traxxas-3933-screws-4x16mm-button-head-machine-hex-drive/", "sheet_txt": "https://xemstudio.com/objects/traxxas-3933-screws-4x16mm-button-head-machine-hex-drive/sheet.txt", "sheet": { "basis": "Maker's parts list (Traxxas)", "overall_mm": { "length": 7.61, "width": 7.61, "height": 18.21 }, "notes": [ "Traxxas part 3933: Screws, 4x16mm button-head machine (hex drive) (6). Size exactly as printed in Traxxas's parts list; the file is built from that size only.", "M4 × 16 mm, shank as a plain Ø4 cylinder, ISO 7380 button head Ø7.6 × 2.2 mm.", "True size, no printing tolerance added.", "Traxxas prints the thread and length; the head is drawn to the ISO 7380 button head standard (from the catalog's screw page) because the maker gives no head size." ], "table": { "columns": [ "dimension", "value" ], "rows": [ [ "part number", "Traxxas 3933" ], [ "name (as printed)", "Screws, 4x16mm button-head machine (hex drive) (6)" ], [ "size (as printed)", "4x16mm button-head machine (hex drive)" ], [ "thread", "M4" ], [ "length", "16 mm" ], [ "head (drawn)", "ISO 7380 button head: Ø7.6 × 2.2 mm — head size not printed by Traxxas" ], [ "used in", "Traxxas TRX-4 2021 Ford Bronco (1/10 crawler, 92076-4)" ] ] } }, "sheet_text": "Traxxas 3933 screws, M4 × 16 mm — dimension sheet\nSource: Xem Studio, https://xemstudio.com/objects/traxxas-3933-screws-4x16mm-button-head-machine-hex-drive/ (sheet CC BY 4.0)\nBasis: Maker's parts list (Traxxas)\nCatalog version: 2026-10-20\n\nOverall (mm): length 7.61, width 7.61, height 18.21\n- Traxxas part 3933: Screws, 4x16mm button-head machine (hex drive) (6). Size exactly as printed in Traxxas's parts list; the file is built from that size only.\n- M4 × 16 mm, shank as a plain Ø4 cylinder, ISO 7380 button head Ø7.6 × 2.2 mm.\n- True size, no printing tolerance added.\n- Traxxas prints the thread and length; the head is drawn to the ISO 7380 button head standard (from the catalog's screw page) because the maker gives no head size.\n\ndimension value\npart number Traxxas 3933\nname (as printed) Screws, 4x16mm button-head machine (hex drive) (6)\nsize (as printed) 4x16mm button-head machine (hex drive)\nthread M4\nlength 16 mm\nhead (drawn) ISO 7380 button head: Ø7.6 × 2.2 mm — head size not printed by Traxxas\nused in Traxxas TRX-4 2021 Ford Bronco (1/10 crawler, 92076-4)\n\nFiles elsewhere (not hosted by Xem Studio; license as stated by the publisher):\n- Traxxas (sheet hosted by Monsterhopups): TRX-4 Unassembled Kit (Model 82016-4) parts list, REV. 230615 0246, p. 3 — web — Publisher's page; dimensions are facts — https://www.monsterhopups.de/media/image/storage/opc/anleitung_traxxas/82016-4_parts.pdf\n\nFree files (CC BY 4.0, Xem Studio; STEP + STL, 1 parts): https://xemstudio.com/files/hardware/traxxas-3933-screws-4x16mm-button-head-machine-hex-drive/index.json\nAPI: https://xemstudio.com/api/geometry?object=traxxas-3933-screws-4x16mm-button-head-machine-hex-drive\n", "sources": [ { "publisher": "Traxxas (sheet hosted by Monsterhopups)", "title": "TRX-4 Unassembled Kit (Model 82016-4) parts list, REV. 230615 0246, p. 3", "url": "https://www.monsterhopups.de/media/image/storage/opc/anleitung_traxxas/82016-4_parts.pdf", "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": [ "traxxas-trx-4-2021-ford-bronco-parts-list", "traxxas-trx-4-2021-ford-bronco", "socket-head-cap-screws-metric", "button-head-screws-metric", "countersunk-screws-metric" ], "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 size are Traxxas 3933 screws?", "a": "M4 × 16 mm" } ], "files_license": null, "offers": [ { "file": "traxxas-3933-screws-4x16mm-button-head-machine-hex-drive-envelope", "formats": [ "step", "stl" ], "price_usd": 0, "license": "CC BY 4.0 (Xem Studio)", "step": "https://xemstudio.com/files/hardware/traxxas-3933-screws-4x16mm-button-head-machine-hex-drive/traxxas-3933-screws-4x16mm-button-head-machine-hex-drive-envelope.step", "stl": "https://xemstudio.com/files/hardware/traxxas-3933-screws-4x16mm-button-head-machine-hex-drive/traxxas-3933-screws-4x16mm-button-head-machine-hex-drive-envelope.stl", "note": "M4 × 16 mm, shank as a plain Ø4 cylinder, ISO 7380 button head Ø7.6 × 2.2 mm" } ], "markdown": "https://xemstudio.com/objects/traxxas-3933-screws-4x16mm-button-head-machine-hex-drive/index.md" }