The BOLT,SQUARE NECK is a the manufacturer industrial component. Key specifications include material: STEEL OVERALL, head_style: BUTTON, neck_width: 0.307 INCHES MINIMUM AND 0.324 INCHES MAXIMUM IN, head_height: 0.156 INCHES MINIMUM AND 0.176 INCHES MAXIMUM IN, neck_length: 0.156 INCHES MINIMUM AND 0.187 INCHES MAXIMUM IN, thread_class: 2A A. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5306-00-012-0231, indicating validated use in U.S.
government and defense logistics supply chains. Available through authorized enterprise resellers and TPM (Third Party Maintenance) channels. Verify compatibility with your specific system configuration before ordering.
| material | STEEL OVERALL |
| head_style | BUTTON |
| neck_width | 0.307 INCHES MINIMUM AND 0.324 INCHES MAXIMUM IN |
| head_height | 0.156 INCHES MINIMUM AND 0.176 INCHES MAXIMUM IN |
| neck_length | 0.156 INCHES MINIMUM AND 0.187 INCHES MAXIMUM IN |
| thread_class | 2A A |
| head_diameter | 0.688 INCHES MINIMUM AND 0.719 INCHES MAXIMUM IN |
| thread_length | 0.875 INCHES MINIMUM IN |
| fastener_length | 1.719 INCHES MINIMUM AND 1.781 INCHES MAXIMUM IN |
| thread_direction | RIGHT-HAND |
| surface_treatment | ZINC OVERALL |
| nominal_thread_diameter | 0.312 INCHES IN |
| NSN | 5306-00-012-0231 |
| THREAD QUANTITY PER INCH | 18 |
| MINIMUM TENSILE STRENGTH | 55000 POUNDS PER SQUARE INCH LBS |
| THREAD DIRECTION | RIGHT-HAND |
| THREAD SERIES DESIGNATOR | UNIFIED NATIONAL COARSE (UNC) |
| MATERIAL DOCUMENT AND CLASSIFICATION | SAE GR 1 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| SURFACE TREATMENT | ZINC OVERALL |
| HEAD DIAMETER | 0.688 INCHES MINIMUM AND 0.719 INCHES MAXIMUM IN |
| FASTENER LENGTH | 1.719 INCHES MINIMUM AND 1.781 INCHES MAXIMUM IN |
| MATERIAL | STEEL OVERALL |
| HEAD STYLE | BUTTON |