ERD217: BOLT,SHOULDER.
The BOLT,SHOULDER is a the manufacturer industrial component. Key specifications include material: STEEL COMP 4037 OR STEEL COMP 4137 OR STEEL COMP 4140 OR STEEL COMP 8630 OR STEEL COMP 8740 OVERALL, head_style: DEE, head_height: 0.188 INCHES NOMINAL IN, thread_class: 3A A, head_diameter: 0.500 INCHES NOMINAL IN, thread_length: 0.500 INCHES MINIMUM IN. This part is cataloged in the U.S.
Government catalog under NSN 5306-00-073-3018, 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 4037 OR STEEL COMP 4137 OR STEEL COMP 4140 OR STEEL COMP 8630 OR STEEL COMP 8740 OVERALL |
| head_style | DEE |
| head_height | 0.188 INCHES NOMINAL IN |
| thread_class | 3A A |
| head_diameter | 0.500 INCHES NOMINAL IN |
| thread_length | 0.500 INCHES MINIMUM IN |
| fastener_length | 1.750 INCHES NOMINAL IN |
| hardness_rating | 32.0 ROCKWELL C MINIMUM AND 37.0 ROCKWELL C MAXIMUM OVERALL |
| thread_direction | RIGHT-HAND |
| nominal_thread_diameter | 0.312 INCHES IN |
| thread_quantity_per_inch | 24 |
| thread_series_designator | UNF |
| NSN | 5306-00-073-3018 |
| HEAD HEIGHT | 0.188 INCHES NOMINAL IN |
| FASTENER LENGTH | 1.750 INCHES NOMINAL IN |
| DISTANCE FROM CENTERLINE TO FLAT | 0.175 INCHES MINIMUM AND 0.178 INCHES MAXIMUM IN |
| THREAD LENGTH | 0.500 INCHES MINIMUM IN |
| HARDNESS RATING | 32.0 ROCKWELL C MINIMUM AND 37.0 ROCKWELL C MAXIMUM OVERALL |
| MATERIAL DOCUMENT AND CLASSIFICATION | 66 FED STD ALL MATERIAL RESPONSES OVERALL |
| NOMINAL THREAD DIAMETER | 0.312 INCHES IN |
| HEAD STYLE | DEE |
| THREAD DIRECTION | RIGHT-HAND |
| THREAD CLASS | 3A A |