Square Nuts
- ASME-ANSI B18.2.2 Heavy Square Nuts
- ASME-ANSI B18.2.2 Square Nuts
- ASME-ANSI B18.10 Square Nuts for Track Bolts
- BS 325 Square Nuts
- BS 916 Square Nuts
- BS 1981 Square Nuts
- DIN 557 Square Nuts Product Grade C
- DIN 562 Square Thin Nuts
- DIN 798 Special Foundation Nuts
- JIS B1163 Square Nuts with Single Chamber