660835: SCREW,EXTERNALLY RELIEVED BODY.
The SCREW,EXTERNALLY RELIEVED BODY is a Legrand industrial component. Key specifications include material: STEEL OVERALL, head_style: FILLISTER, head_height: 0.188 INCHES NOMINAL IN, thread_class: 2A A, head_diameter: 0.438 INCHES NOMINAL IN, thread_length: 0.875 INCHES MINIMUM IN. This part is cataloged in the U.S.
Government catalog under NSN 5305-00-353-6992, 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 | FILLISTER |
| head_height | 0.188 INCHES NOMINAL IN |
| thread_class | 2A A |
| head_diameter | 0.438 INCHES NOMINAL IN |
| thread_length | 0.875 INCHES MINIMUM IN |
| fastener_length | 7.938 INCHES NOMINAL IN |
| thread_direction | RIGHT-HAND |
| surface_treatment | CADMIUM AND CHROMATE OVERALL |
| internal_drive_style | CROSS RECESS TYPE 1 |
| nominal_thread_diameter | 0.312 INCHES IN |
| first_diameter_from_head | 0.308 INCHES MINIMUM AND 0.318 INCHES MAXIMUM IN |
| NSN | 5305-00-353-6992 |
| HEAD HEIGHT | 0.188 INCHES NOMINAL IN |
| FASTENER LENGTH | 7.938 INCHES NOMINAL IN |
| SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | QQ-P-416,TY 2,CL 3 FED SPEC ALL TREATMENT RESPONSES OVERALL |
| THREAD LENGTH | 0.875 INCHES MINIMUM IN |
| FIRST DIAMETER FROM HEAD | 0.308 INCHES MINIMUM AND 0.318 INCHES MAXIMUM IN |
| DISTANCE FROM LARGEST BEARING SURFACE OF HEAD TO END OF SECOND DIAMETER | 7.062 INCHES NOMINAL IN |
| NOMINAL THREAD DIAMETER | 0.312 INCHES IN |
| HEAD STYLE | FILLISTER |
| THREAD DIRECTION | RIGHT-HAND |
| SECOND DIAMETER FROM HEAD | 0.272 INCHES MINIMUM AND 0.275 INCHES MAXIMUM IN |