7-57-170: SCREW,EXTERNALLY RELIEVED BODY.
The SCREW,EXTERNALLY RELIEVED BODY is a the manufacturer industrial component. Key specifications include material: STEEL OVERALL, head_style: PAN NO. 2, head_height: 0.058 INCHES MINIMUM AND 0.068 INCHES MAXIMUM IN, thread_class: 2A A, head_diameter: 0.205 INCHES MINIMUM AND 0.219 INCHES MAXIMUM IN, thread_length: 0.155 INCHES MINIMUM IN.
This part is cataloged in the U.S. Government catalog under NSN 5305-00-182-1310, 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 OVERALL |
| head_style | PAN NO. 2 |
| head_height | 0.058 INCHES MINIMUM AND 0.068 INCHES MAXIMUM IN |
| thread_class | 2A A |
| head_diameter | 0.205 INCHES MINIMUM AND 0.219 INCHES MAXIMUM IN |
| thread_length | 0.155 INCHES MINIMUM IN |
| fastener_length | 0.375 INCHES NOMINAL IN |
| thread_direction | RIGHT-HAND |
| surface_treatment | PASSIVATE OVERALL |
| internal_drive_style | SLOT |
| nominal_thread_diameter | 0.112 INCHES IN |
| first_diameter_from_head | 0.070 INCHES MINIMUM AND 0.080 INCHES MAXIMUM IN |
| NSN | 5305-00-182-1310 |
| HEAD HEIGHT | 0.058 INCHES MINIMUM AND 0.068 INCHES MAXIMUM IN |
| FASTENER LENGTH | 0.375 INCHES NOMINAL IN |
| SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | ASTM A-380 ASSN STD SINGLE TREATMENT RESPONSE OVERALL |
| THREAD LENGTH | 0.155 INCHES MINIMUM IN |
| MATERIAL DOCUMENT AND CLASSIFICATION | ASTM A582 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| FIRST DIAMETER FROM HEAD | 0.070 INCHES MINIMUM AND 0.080 INCHES MAXIMUM IN |
| NOMINAL THREAD DIAMETER | 0.112 INCHES IN |
| HEAD STYLE | PAN NO. 2 |
| THREAD DIRECTION | RIGHT-HAND |
| DISTANCE FROM LARGEST BEARING SURFACE OF HEAD TO END OF FIRST DIAMETER | 0.220 INCHES NOMINAL IN |
No substitute or cross-reference records for this part.