Engineering reference
Studs (Metal end ≈ 2.5d)
Cross-reference for DIN 940 ≡ UNI 5917 — Studs (Metal end ≈ 2.5d). Public equivalents (GB omitted): DIN 940 / UNI 5917. Use this page when converting drawings, checking supplier quotes, or matching catalog products.
| DIN | DIN 940 |
|---|---|
| GB | GB 900 |
| UNI | UNI 5917 |
Equivalents are for engineering reference only. Dimensional tolerances, property classes and thread systems can differ — always confirm against the project specification before substitution.
Catalog fasteners commonly specified against this standard family. Confirm size, material and property class against your drawing before ordering.
DIN 835 / DIN 938 / DIN 939 / OEM35CrMo / SCM435 / 42CrMo / 8.8 / 10.9 / 12.9
Double end studs per DIN 835 / DIN 938 / DIN 939 for machinery and equipment assemblies.
DIN 934 / ISO 4032 / SAE J99510B21 / 35K / Grade 8 / 10 / 12
Hex Nuts per DIN 934 in 10B21 / 35K, Grade 8 / 10 / 12 grade.
DIN 125 / ISO 7089 / ASME B18.22.1Carbon Steel / 200HV / 300HV
Carbon steel flat washers per ISO 7089 / DIN 125 for structural bolt assemblies.
ISO 7042 / DIN 980 / ISO 2320Carbon Steel / Alloy Steel / Grade 8 / 10
All-metal prevailing torque nuts per ISO 7042 / DIN 980 for vibration-resistant joints.
Send DIN 940 (or equivalent), sizes, material, quantity and surface finish — we quote drawing-based and standard fasteners for export projects.
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