A8188-1: SCREW,EXTERNALLY RELIEVED BODY.
The SCREW,EXTERNALLY RELIEVED BODY is a the manufacturer industrial component. Key specifications include material: COPPER ALLOY 360 OVERALL, head_style: PAN NO. 2, head_height: 0.125 INCHES NOMINAL IN, thread_class: 2A A, head_diameter: 0.250 INCHES NOMINAL IN, thread_length: 0.372 INCHES MINIMUM AND 0.374 INCHES MAXIMUM IN.
This part is cataloged in the U.S. Government catalog under NSN 5305-01-042-4961, 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 360 OVERALL |
| head_style | PAN NO. 2 |
| head_height | 0.125 INCHES NOMINAL IN |
| thread_class | 2A A |
| head_diameter | 0.250 INCHES NOMINAL IN |
| thread_length | 0.372 INCHES MINIMUM AND 0.374 INCHES MAXIMUM IN |
| fastener_length | 0.687 INCHES NOMINAL IN |
| thread_direction | RIGHT-HAND |
| surface_treatment | CADMIUM OR CADMIUM AND CHROMATE OR CADMIUM AND PHOSPHATE OVERALL |
| internal_drive_style | SLOT |
| nominal_thread_diameter | 0.250 INCHES IN |
| first_diameter_from_head | 0.154 INCHES MINIMUM AND 0.156 INCHES MAXIMUM IN |
| NSN | 5305-01-042-4961 |
| HEAD HEIGHT | 0.125 INCHES NOMINAL IN |
| FASTENER LENGTH | 0.687 INCHES NOMINAL IN |
| THREAD LENGTH | 0.372 INCHES MINIMUM AND 0.374 INCHES MAXIMUM IN |
| FIRST DIAMETER FROM HEAD | 0.154 INCHES MINIMUM AND 0.156 INCHES MAXIMUM IN |
| NOMINAL THREAD DIAMETER | 0.250 INCHES IN |
| HEAD STYLE | PAN NO. 2 |
| THREAD DIRECTION | RIGHT-HAND |
| DISTANCE FROM LARGEST BEARING SURFACE OF HEAD TO END OF FIRST DIAMETER | 0.156 INCHES NOMINAL IN |
| EXTERNALLY RELIEVED BODY DIAMETER QUANTITY | 1 |
| SURFACE TREATMENT | CADMIUM OR CADMIUM AND CHROMATE OR CADMIUM AND PHOSPHATE OVERALL |
No substitute or cross-reference records for this part.