The BOLT,SQUARE NECK is a the manufacturer industrial component. Key specifications include material: COPPER ALLOY 651 OVERALL, head_style: BUTTON, neck_width: 0.245 INCHES MINIMUM AND 0.260 INCHES MAXIMUM IN, head_height: 0.125 INCHES MINIMUM AND 0.145 INCHES MAXIMUM IN, neck_length: 0.125 INCHES MINIMUM AND 0.156 INCHES MAXIMUM IN, thread_class: 2A A. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5306-00-845-7961, 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 | COPPER ALLOY 651 OVERALL |
| head_style | BUTTON |
| neck_width | 0.245 INCHES MINIMUM AND 0.260 INCHES MAXIMUM IN |
| head_height | 0.125 INCHES MINIMUM AND 0.145 INCHES MAXIMUM IN |
| neck_length | 0.125 INCHES MINIMUM AND 0.156 INCHES MAXIMUM IN |
| thread_class | 2A A |
| head_diameter | 0.563 INCHES MINIMUM AND 0.594 INCHES MAXIMUM IN |
| thread_length | 0.750 INCHES NOMINAL IN |
| fastener_length | 0.969 INCHES MINIMUM AND 1.031 INCHES MAXIMUM IN |
| thread_direction | RIGHT-HAND |
| end_item_identification | 3990-01-444-5196 CEMENT MIXER |
| nominal_thread_diameter | 0.250 INCHES IN |
| NSN | 5306-00-845-7961 |
| THREAD SERIES DESIGNATOR | UNIFIED NATIONAL COARSE (UNC) |
| MATERIAL | STEEL OVERALL |
| HEAD STYLE | BUTTON |
| THREAD QUANTITY PER INCH | 20 |
| MINIMUM TENSILE STRENGTH | 55000 POUNDS PER SQUARE INCH LBS |
| NECK LENGTH | 0.125 INCHES MINIMUM AND 0.156 INCHES MAXIMUM IN |
| NOMINAL THREAD DIAMETER | 0.250 INCHES IN |
| END ITEM IDENTIFICATION | MEDIUM MINE PROTECTED VEHICLE - MMPV |
| 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 |
| THREAD LENGTH | 0.750 INCHES MINIMUM IN |