6405910-1: SCREW,EXTERNALLY RELIEVED BODY.
The SCREW,EXTERNALLY RELIEVED BODY is a the manufacturer industrial component. Key specifications include material: STEEL COMP 303 OVERALL, head_height: 0.100 INCHES NOMINAL IN, thread_class: 2A A, head_diameter: 0.440 INCHES MINIMUM AND 0.500 INCHES MAXIMUM IN, thread_length: 0.230 INCHES NOMINAL IN, fastener_length: 0.750 INCHES NOMINAL IN. This part is cataloged in the U.S.
Government catalog under NSN 5305-01-247-9078, 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 303 OVERALL |
| head_height | 0.100 INCHES NOMINAL IN |
| thread_class | 2A A |
| head_diameter | 0.440 INCHES MINIMUM AND 0.500 INCHES MAXIMUM IN |
| thread_length | 0.230 INCHES NOMINAL IN |
| fastener_length | 0.750 INCHES NOMINAL IN |
| thread_direction | RIGHT-HAND |
| surface_treatment | PASSIVATE OVERALL |
| nominal_thread_diameter | 0.250 INCHES IN |
| first_diameter_from_head | 0.187 INCHES MINIMUM AND 0.190 INCHES MAXIMUM IN |
| thread_quantity_per_inch | 20 |
| thread_series_designator | UNIFIED NATIONAL COARSE (UNC) |
| NSN | 5305-01-247-9078 |
| HEAD HEIGHT | 0.100 INCHES NOMINAL IN |
| FASTENER LENGTH | 0.750 INCHES NOMINAL IN |
| SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | QQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE OVERALL |
| THREAD LENGTH | 0.230 INCHES NOMINAL IN |
| MATERIAL DOCUMENT AND CLASSIFICATION | ASTM A582 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| FIRST DIAMETER FROM HEAD | 0.187 INCHES MINIMUM AND 0.190 INCHES MAXIMUM IN |
| NOMINAL THREAD DIAMETER | 0.250 INCHES IN |
| THREAD DIRECTION | RIGHT-HAND |
| DISTANCE FROM LARGEST BEARING SURFACE OF HEAD TO END OF FIRST DIAMETER | 0.520 INCHES NOMINAL IN |
| EXTERNALLY RELIEVED BODY DIAMETER QUANTITY | 1 |
No substitute or cross-reference records for this part.