NAS5321E4-4: SCREW,CAP,SOCKET HEAD.
The SCREW,CAP,SOCKET HEAD is a the manufacturer industrial component. Key specifications include material: IRON ALLOY 660 OVERALL, head_style: FLAT COUNTERSUNK, thread_class: 3A A, head_diameter: 0.449 INCHES MINIMUM AND 0.507 INCHES MAXIMUM IN, thread_length: 0.425 INCHES NOMINAL IN, fastener_length: 0.675 INCHES NOMINAL IN. This part is cataloged in the U.S.
Government catalog under NSN 5305-01-692-7172, 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 | IRON ALLOY 660 OVERALL |
| head_style | FLAT COUNTERSUNK |
| thread_class | 3A A |
| head_diameter | 0.449 INCHES MINIMUM AND 0.507 INCHES MAXIMUM IN |
| thread_length | 0.425 INCHES NOMINAL IN |
| fastener_length | 0.675 INCHES NOMINAL IN |
| thread_direction | RIGHT-HAND |
| countersink_angle | 99.0 DEGREES MINIMUM AND 101.0 DEGREES MAXIMUM |
| surface_treatment | PASSIVATE OR CADMIUM AND CHROMATE OVERALL |
| internal_drive_style | TORX |
| spline_major_diameter | 0.221 INCHES NOMINAL IN |
| end_item_identification | A120 AMRAAM |
| NSN | 5305-01-692-7172 |
| FASTENER LENGTH | 0.675 INCHES NOMINAL IN |
| SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | AMS2700,METHOD1,CLASS4 NATIONAL STD/SPEC 1ST TREATMENT RESPONSE OR AMS-QQ-P-416, TYPE II, CLASS2 NATIONAL STD/SPEC 2ND TREATMENT RESPONSE OVERALL |
| THREAD LENGTH | 0.425 INCHES NOMINAL IN |
| MATERIAL DOCUMENT AND CLASSIFICATION | AMS5731 NATIONAL STD/SPEC SINGLE MATERIAL RESPONSE OR AMS5732 NATIONAL STD/SPEC SINGLE MATERIAL RESPONSE OR AMS5737 NATIONAL STD/SPEC SINGLE MATERIAL RESPONSE OVERALL |
| SPLINE MAJOR DIAMETER | 0.221 INCHES NOMINAL IN |
| NOMINAL THREAD DIAMETER | 0.250 INCHES IN |
| HEAD STYLE | FLAT COUNTERSUNK |
| THREAD DIRECTION | RIGHT-HAND |
| SURFACE TREATMENT | PASSIVATE OR CADMIUM AND CHROMATE OVERALL |
| MINIMUM TENSILE STRENGTH | 180000 POUNDS PER SQUARE INCH LBS |
No substitute or cross-reference records for this part.