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 under NSN 5305-00-051-0827, 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 | 0.875 INCHES MINIMUM IN |
| fastener_length | 0.969 INCHES MINIMUM AND 1.031 INCHES MAXIMUM IN |
| hardness_rating | 95.0 ROCKWELL B MAXIMUM OVERALL |
| thread_direction | RIGHT-HAND |
| surface_treatment | ZINC OVERALL |
| NSN | 5305-00-051-0827 |
| THREAD CLASS | 2A A |
| FASTENER LENGTH | 2.000 INCHES NOMINAL IN |
| THREAD QUANTITY PER INCH | 11 |
| MATERIAL DOCUMENT AND CLASSIFICATION | SAE GR 5 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| MATERIAL | STEEL OVERALL |
| MINIMUM YIELD STRENGTH | 85000 POUNDS PER SQUARE INCH LBS |
| HARDNESS RATING | 25.0 ROCKWELL C MINIMUM AND 34.0 ROCKWELL C MAXIMUM OVERALL |
| SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | QQ-P-416,TYPE 2,CLASS 3 FED SPEC SINGLE TREATMENT RESPONSE OVERALL |
| HEAD STYLE | HEXAGON |
| NONDEFINITIVE SPEC/STD DATA | 2 TYPE AND 10P STYLE AND 5 GRADE |