The BOLT,SHOULDER is a the manufacturer industrial component. Key specifications include material: STEEL COMP 3140 OVERALL, head_style: HEXAGON, head_height: 0.250 INCHES NOMINAL IN, thread_class: 2A A, thread_length: 1.312 INCHES MINIMUM IN, shoulder_shape: ROUND FIRST SHOULDER. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5306-00-374-6675, 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 3140 OVERALL |
| head_style | HEXAGON |
| head_height | 0.250 INCHES NOMINAL IN |
| thread_class | 2A A |
| thread_length | 1.312 INCHES MINIMUM IN |
| shoulder_shape | ROUND FIRST SHOULDER |
| fastener_length | 5.750 INCHES NOMINAL IN |
| hardness_rating | 31.0 ROCKWELL C MINIMUM AND 35.0 ROCKWELL C MAXIMUM OVERALL |
| shoulder_length | 4.250 INCHES NOMINAL FIRST SHOULDER IN |
| thread_direction | RIGHT-HAND |
| shoulder_diameter | 1.1230 INCHES MINIMUM AND 1.1240 INCHES MAXIMUM FIRST SHOULDER IN |
| width_between_flats | 1.500 INCHES NOMINAL IN |
| NSN | 5306-00-374-6675 |
| DISTANCE FROM HEAD LARGEST BEARING SURFACE TO SHANK HOLE CENTER | 5.500 INCHES NOMINAL FIRST HOLE IN |
| THREAD CLASS | 2A A |
| FASTENER LENGTH | 5.750 INCHES NOMINAL IN |
| SHOULDER SHAPE | ROUND FIRST SHOULDER |
| THREAD QUANTITY PER INCH | 8 |
| THREAD SERIES DESIGNATOR | UNIFIED NATIONAL COARSE (UNC) |
| MATERIAL DOCUMENT AND CLASSIFICATION | SAE ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| WIDTH BETWEEN FLATS | 1.500 INCHES NOMINAL IN |
| HARDNESS RATING | 31.0 ROCKWELL C MINIMUM AND 35.0 ROCKWELL C MAXIMUM OVERALL |
| HEAD HEIGHT | 0.250 INCHES NOMINAL IN |