144EX553: BOLT,SHOULDER.
The BOLT,SHOULDER is a the manufacturer industrial component. Key specifications include head_style: SQUARE, head_height: 0.250 INCHES NOMINAL IN, thread_class: 3A A, thread_length: 0.812 INCHES NOMINAL IN, shoulder_shape: ROUND FIRST SHOULDER, fastener_length: 4.157 INCHES MINIMUM AND 4.219 INCHES MAXIMUM IN. This part is cataloged in the U.S.
Government catalog under NSN 5306-01-158-2014, 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 | SQUARE |
| head_height | 0.250 INCHES NOMINAL IN |
| thread_class | 3A A |
| thread_length | 0.812 INCHES NOMINAL IN |
| shoulder_shape | ROUND FIRST SHOULDER |
| fastener_length | 4.157 INCHES MINIMUM AND 4.219 INCHES MAXIMUM IN |
| shoulder_length | 3.219 INCHES MINIMUM AND 3.281 INCHES MAXIMUM FIRST SHOULDER IN |
| thread_direction | RIGHT-HAND |
| shoulder_diameter | 0.627 INCHES MINIMUM AND 0.632 INCHES MAXIMUM FIRST SHOULDER IN |
| width_between_flats | 1.375 INCHES NOMINAL IN |
| nominal_thread_diameter | 0.625 INCHES IN |
| thread_quantity_per_inch | 18 |
| NSN | 5306-01-158-2014 |
| HEAD HEIGHT | 0.250 INCHES NOMINAL IN |
| FASTENER LENGTH | 4.157 INCHES MINIMUM AND 4.219 INCHES MAXIMUM IN |
| SHOULDER LENGTH | 3.219 INCHES MINIMUM AND 3.281 INCHES MAXIMUM FIRST SHOULDER IN |
| SHOULDER DIAMETER | 0.627 INCHES MINIMUM AND 0.632 INCHES MAXIMUM FIRST SHOULDER IN |
| THREAD LENGTH | 0.812 INCHES NOMINAL IN |
| SHOULDER SHAPE | ROUND FIRST SHOULDER |
| MATERIAL DOCUMENT AND CLASSIFICATION | SAE ASSN STD ALL MATERIAL RESPONSES OVERALL |
| NOMINAL THREAD DIAMETER | 0.625 INCHES IN |
| HEAD STYLE | SQUARE |
| THREAD DIRECTION | RIGHT-HAND |
No substitute or cross-reference records for this part.