A51B92622-11: BOLT,SHOULDER.
The BOLT,SHOULDER is a the manufacturer industrial component. Key specifications include head_style: ROUND W/WRENCH FLATS, head_height: 0.188 INCHES NOMINAL IN, thread_class: 3A A, head_diameter: 1.250 INCHES NOMINAL IN, thread_length: 0.650 INCHES MINIMUM AND 0.660 INCHES MAXIMUM IN, shoulder_shape: ROUND FIRST SHOULDER. This part is cataloged in the U.S.
Government catalog under NSN 5306-00-159-8503, 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.
| head_style | ROUND W/WRENCH FLATS |
| head_height | 0.188 INCHES NOMINAL IN |
| thread_class | 3A A |
| head_diameter | 1.250 INCHES NOMINAL IN |
| thread_length | 0.650 INCHES MINIMUM AND 0.660 INCHES MAXIMUM IN |
| shoulder_shape | ROUND FIRST SHOULDER |
| fastener_length | 3.930 INCHES NOMINAL IN |
| hardness_rating | 46.0 ROCKWELL C MINIMUM AND 49.0 ROCKWELL C MAXIMUM OVERALL |
| shoulder_length | 3.270 INCHES MINIMUM AND 3.280 INCHES MAXIMUM FIRST SHOULDER IN |
| shoulder_diameter | 0.8893 INCHES MINIMUM AND 0.8900 INCHES MAXIMUM FIRST SHOULDER IN |
| width_between_flats | 1.000 INCHES NOMINAL IN |
| shank_unthreaded_hole_diameter | 0.141 INCHES MINIMUM AND 0.151 INCHES MAXIMUM FIRST HOLE IN |
| NSN | 5306-00-159-8503 |
| HEAD HEIGHT | 0.188 INCHES NOMINAL IN |
| FASTENER LENGTH | 3.930 INCHES NOMINAL IN |
| SHOULDER LENGTH | 3.270 INCHES MINIMUM AND 3.280 INCHES MAXIMUM FIRST SHOULDER IN |
| SHOULDER DIAMETER | 0.8893 INCHES MINIMUM AND 0.8900 INCHES MAXIMUM FIRST SHOULDER IN |
| THREAD LENGTH | 0.650 INCHES MINIMUM AND 0.660 INCHES MAXIMUM IN |
| SHOULDER SHAPE | ROUND FIRST SHOULDER |
| HARDNESS RATING | 46.0 ROCKWELL C MINIMUM AND 49.0 ROCKWELL C MAXIMUM OVERALL |
| SHANK UNTHREADED HOLE DIAMETER | 0.141 INCHES MINIMUM AND 0.151 INCHES MAXIMUM FIRST HOLE IN |
| HEAD STYLE | ROUND W/WRENCH FLATS |
| WIDTH BETWEEN FLATS | 1.000 INCHES NOMINAL IN |
No substitute or cross-reference records for this part.