{"format":"cadcraft-library-item","format_version":1,"uuid":"35484eaf-0115-4913-8669-52a1821b4e8b","version":1,"name":"Hex bolt 5/8-11 UNC × 2-1/2 in, ASME B18.2.1","kind":"detail","category":"details/generic","description":"Hex bolt, thread 5/8 in, 11 threads per inch, across flats 23.8 mm, head 10.7 mm, length 63.5 mm, thread 38.1 mm. Side view across corners; thread drawn by the ISO 6410 convention. Dimensions from ASME B18.2.1. Weight from the nominal shape in steel (7850 kg/m³), threads not taken off.","maker":"","model":"","ifc":{"class":"IfcBuildingElementProxy","predefined":"NOTDEFINED"},"plan":{"layers":[{"name":"PART","color":7},{"name":"PART-THIN","color":8},{"name":"PART-CENTER","color":1},{"name":"PART-HIDDEN","color":4},{"name":"PART-FILL","color":254}],"entities":[{"type":"poly","layer":"PART","color":null,"pts":[[-13.748,0],[13.748,0],[13.748,10.716],[-13.748,10.716]],"closed":true},{"type":"line","layer":"PART","color":null,"x1":-6.874,"y1":0,"x2":-6.874,"y2":10.716},{"type":"line","layer":"PART","color":null,"x1":6.874,"y1":0,"x2":6.874,"y2":10.716},{"type":"poly","layer":"PART","color":null,"pts":[[-7.937,0],[-7.937,-61.191],[-5.628,-63.5],[5.628,-63.5],[7.938,-61.191],[7.938,0]],"closed":false},{"type":"line","layer":"PART-THIN","color":null,"x1":-6.521,"y1":-61.191,"x2":-6.521,"y2":-25.4},{"type":"line","layer":"PART-THIN","color":null,"x1":6.521,"y1":-61.191,"x2":6.521,"y2":-25.4},{"type":"line","layer":"PART","color":null,"x1":-7.937,"y1":-25.4,"x2":7.938,"y2":-25.4},{"type":"line","layer":"PART-CENTER","color":null,"x1":0,"y1":13.716,"x2":0,"y2":-66.5}]},"body":null,"params":{"width":27.5,"depth":74.2,"height":23.8,"weight_kg":0.14},"source_attrs":{"CC-PART-TYPE":"Hex bolt","CC-PART-STD":"ASME B18.2.1","CC-PART-SIZE":"5/8-11 UNC × 2-1/2 in","CC-PART-MATERIAL":"Steel","CC-PART-LENGTH":"63.5"},"license":{"id":"CC0-1.0","holder":"CadCraft","attribution":"“Hex bolt 5/8-11 UNC × 2-1/2 in, ASME B18.2.1” by CadCraft, dimensions from ASME B18.2.1 (https://www.asme.org/codes-standards/find-codes-standards/b18-2-1-square-hex-heavy-hex-askew-head-bolts-hex-heavy-hex-hex-flange-lobed-head-lag-screws), CC0 1.0 (https://creativecommons.org/publicdomain/zero/1.0/).","url":"https://creativecommons.org/publicdomain/zero/1.0/"},"provenance":{"library":"librarycraft","item":"35484eaf-0115-4913-8669-52a1821b4e8b","version":1,"sha256":"1dfb3efcb959f432593ef32f46daf7fb5a5b06e441471af4d509283c1fff24b4","source_file":"hex-bolt-5-8-11-unc-x-2-1-2-in-asme-b18-2-1.item.json","source_sha256":"295adb4271f5f9cdaa95dc29c0452fb3fb14633a0bc6b802b4759498f1339342","published_at":"2026-10-14T21:00:40Z"}}