The BOLT,EXTERNALLY RELIEVED BODY is a the manufacturer industrial component. Key specifications include material: STEEL COMP 4140 OVERALL, head_style: DEE, head_height: 0.438 INCHES NOMINAL IN, thread_class: 2A A, head_diameter: 1.500 INCHES NOMINAL IN, thread_length: 1.312 INCHES NOMINAL IN. This product is currently in active production with full OEM support.
This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5306-00-371-7459, 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 OVERALL |
| head_style | DEE |
| head_height | 0.438 INCHES NOMINAL IN |
| thread_class | 2A A |
| head_diameter | 1.500 INCHES NOMINAL IN |
| thread_length | 1.312 INCHES NOMINAL IN |
| fastener_length | 2.438 INCHES NOMINAL IN |
| hardness_rating | 269.0 BRINELL STANDARD MINIMUM AND 311.0 BRINELL STANDARD MAXIMUM OVERALL |
| thread_direction | RIGHT-HAND |
| nominal_thread_diameter | 1.125 INCHES IN |
| first_diameter_from_head | 1.094 INCHES NOMINAL IN |
| third_diameter_from_head | 1.016 INCHES NOMINAL IN |
| NSN | 5306-00-371-7459 |
| DISTANCE FROM LARGEST BEARING SURFACE OF HEAD TO END OF FIRST DIAMETER | 0.125 INCHES NOMINAL IN |
| HEAD STYLE | DEE |
| HARDNESS RATING | 269.0 BRINELL STANDARD MINIMUM AND 311.0 BRINELL STANDARD MAXIMUM OVERALL |
| THREAD SERIES DESIGNATOR | UN |
| EXTERNALLY RELIEVED BODY DIAMETER QUANTITY | 3 |
| MATERIAL | STEEL COMP 4140 OVERALL |
| SECOND DIAMETER FROM HEAD | 1.126 INCHES MINIMUM AND 1.127 INCHES MAXIMUM IN |
| HEAD DIAMETER | 1.500 INCHES NOMINAL IN |
| THREAD DIRECTION | RIGHT-HAND |
| THIRD DIAMETER FROM HEAD | 1.016 INCHES NOMINAL IN |