AN12-57A: BOLT,MACHINE.
The BOLT,MACHINE is a the manufacturer industrial component. Key specifications include material: STEEL COMP 4140 OR STEEL COMP 8740 OR STEEL COMP 8735 OR STEEL COMP 4130 OVERALL, head_style: HEXAGON, grip_length: 4.922 INCHES MINIMUM AND 4.952 INCHES MAXIMUM IN, head_height: 0.390 INCHES MINIMUM AND 0.422 INCHES MAXIMUM IN, thread_class: 3A A, thread_length: 1.063 INCHES MINIMUM AND 1.140 INCHES MAXIMUM IN. This part is cataloged in the U.S.
Government catalog under NSN 5306-00-138-9995, 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 COMP 4140 OR STEEL COMP 8740 OR STEEL COMP 8735 OR STEEL COMP 4130 OVERALL |
| head_style | HEXAGON |
| grip_length | 4.922 INCHES MINIMUM AND 4.952 INCHES MAXIMUM IN |
| head_height | 0.390 INCHES MINIMUM AND 0.422 INCHES MAXIMUM IN |
| thread_class | 3A A |
| thread_length | 1.063 INCHES MINIMUM AND 1.140 INCHES MAXIMUM IN |
| fastener_length | 6.015 INCHES MINIMUM AND 6.062 INCHES MAXIMUM IN |
| hardness_rating | 26.0 ROCKWELL C MINIMUM AND 32.0 ROCKWELL C MAXIMUM OVERALL |
| thread_direction | RIGHT-HAND |
| features_provided | FINISHED HEAD |
| surface_treatment | CADMIUM AND CHROMATE OVERALL |
| width_between_flats | 1.053 INCHES MINIMUM AND 1.066 INCHES MAXIMUM IN |
| NSN | 5306-00-138-9995 |
| HEAD HEIGHT | 0.390 INCHES MINIMUM AND 0.422 INCHES MAXIMUM IN |
| FASTENER LENGTH | 6.015 INCHES MINIMUM AND 6.062 INCHES MAXIMUM IN |
| SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | QQ-P-416,TYPE 2,CLASS 3 FED SPEC SINGLE TREATMENT RESPONSE OVERALL |
| THREAD LENGTH | 1.063 INCHES MINIMUM AND 1.140 INCHES MAXIMUM IN |
| HARDNESS RATING | 26.0 ROCKWELL C MINIMUM AND 32.0 ROCKWELL C MAXIMUM OVERALL |
| MATERIAL DOCUMENT AND CLASSIFICATION | MIL-S-5626 MIL SPEC 1ST MATERIAL RESPONSE OR MIL-S-6049 MIL SPEC 2ND MATERIAL RESPONSE OR MIL-S-6098 MIL SPEC 3RD MATERIAL RESPONSE OR MIL-S-6758 MIL SPEC 4TH MATERIAL RESPONSE OVERALL |
| NOMINAL THREAD DIAMETER | 0.750 INCHES IN |
| FEATURES PROVIDED | FINISHED HEAD |
| HEAD STYLE | HEXAGON |
| THREAD DIRECTION | RIGHT-HAND |
No substitute or cross-reference records for this part.