The BOLT,SQUARE NECK is a the manufacturer industrial component. Key specifications include material: STEEL OVERALL, head_style: BUTTON, neck_width: 0.368 INCHES MINIMUM AND 0.388 INCHES MAXIMUM IN, head_height: 0.188 INCHES MINIMUM AND 0.208 INCHES MAXIMUM IN, neck_length: 0.188 INCHES MINIMUM AND 0.219 INCHES MAXIMUM IN, thread_class: 2A A. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5306-00-067-8511, 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 | 0.368 INCHES MINIMUM AND 0.388 INCHES MAXIMUM IN |
| head_height | 0.188 INCHES MINIMUM AND 0.208 INCHES MAXIMUM IN |
| neck_length | 0.188 INCHES MINIMUM AND 0.219 INCHES MAXIMUM IN |
| thread_class | 2A A |
| head_diameter | 0.782 INCHES MINIMUM AND 0.844 INCHES MAXIMUM IN |
| thread_length | 1.000 INCHES MINIMUM IN |
| fastener_length | 4.469 INCHES MINIMUM AND 5.031 INCHES MAXIMUM IN |
| hardness_rating | 95.0 ROCKWELL B MAXIMUM OVERALL |
| thread_direction | RIGHT-HAND |
| surface_treatment | CADMIUM OR ZINC OVERALL |
| NSN | 5306-00-067-8511 |
| FASTENER LENGTH | 4.469 INCHES MINIMUM AND 5.031 INCHES MAXIMUM IN |
| THREAD CLASS | 2A A |
| THREAD QUANTITY PER INCH | 16 |
| THREAD SERIES DESIGNATOR | UNIFIED NATIONAL COARSE (UNC) |
| SURFACE TREATMENT | CADMIUM OR ZINC OVERALL |
| SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | QQ-P-416,TY 2,CL 3 FED SPEC 1ST TREATMENT RESPONSE OR QQ-Z-325,TY 2,CL 3 FED SPEC 2ND TREATMENT RESPONSE OVERALL |
| HARDNESS RATING | 95.0 ROCKWELL B MAXIMUM OVERALL |
| MATERIAL | STEEL OVERALL |
| MINIMUM TENSILE STRENGTH | 55000 POUNDS PER SQUARE INCH LBS |
| NECK LENGTH | 0.188 INCHES MINIMUM AND 0.219 INCHES MAXIMUM IN |