37190-B: SCREW,EXTERNALLY RELIEVED BODY.
The SCREW,EXTERNALLY RELIEVED BODY is a the manufacturer industrial component. Key specifications include material: COPPER ALLOY OVERALL, head_style: FLAT COUNTERSUNK, thread_class: 3A A, head_diameter: 0.159 INCHES MINIMUM AND 0.164 INCHES MAXIMUM IN, thread_length: 0.051 INCHES MINIMUM AND 0.055 INCHES MAXIMUM IN, fastener_length: 0.110 INCHES NOMINAL IN. This part is cataloged in the U.S.
Government catalog under NSN 5305-00-537-1302, 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 | COPPER ALLOY OVERALL |
| head_style | FLAT COUNTERSUNK |
| thread_class | 3A A |
| head_diameter | 0.159 INCHES MINIMUM AND 0.164 INCHES MAXIMUM IN |
| thread_length | 0.051 INCHES MINIMUM AND 0.055 INCHES MAXIMUM IN |
| fastener_length | 0.110 INCHES NOMINAL IN |
| thread_direction | RIGHT-HAND |
| countersink_angle | 82.0 DEGREES NOMINAL |
| internal_drive_style | CROSS RECESS TYPE 1 |
| nominal_thread_diameter | 0.086 INCHES IN |
| first_diameter_from_head | 0.058 INCHES MINIMUM AND 0.063 INCHES MAXIMUM IN |
| thread_quantity_per_inch | 64 |
| NSN | 5305-00-537-1302 |
| FASTENER LENGTH | 0.110 INCHES NOMINAL IN |
| THREAD LENGTH | 0.051 INCHES MINIMUM AND 0.055 INCHES MAXIMUM IN |
| MATERIAL DOCUMENT AND CLASSIFICATION | QQ-B-613 FED SPEC SINGLE MATERIAL RESPONSE OVERALL |
| FIRST DIAMETER FROM HEAD | 0.058 INCHES MINIMUM AND 0.063 INCHES MAXIMUM IN |
| NOMINAL THREAD DIAMETER | 0.086 INCHES IN |
| HEAD STYLE | FLAT COUNTERSUNK |
| THREAD DIRECTION | RIGHT-HAND |
| DISTANCE FROM LARGEST BEARING SURFACE OF HEAD TO END OF FIRST DIAMETER | 0.021 INCHES MINIMUM AND 0.029 INCHES MAXIMUM IN |
| EXTERNALLY RELIEVED BODY DIAMETER QUANTITY | 1 |
| INTERNAL DRIVE STYLE | CROSS RECESS TYPE 1 |
No substitute or cross-reference records for this part.