8644505-03: SCREW,CAP,SOCKET HEAD.
The SCREW,CAP,SOCKET HEAD is a the manufacturer industrial component. Key specifications include material: STEEL OVERALL, head_style: FLAT COUNTERSUNK, thread_class: 3A A, head_diameter: 0.480 INCHES MINIMUM AND 0.531 INCHES MAXIMUM IN, thread_length: 0.737 INCHES MINIMUM AND 0.838 INCHES MAXIMUM IN, fastener_length: 0.970 INCHES MINIMUM AND 1.000 INCHES MAXIMUM IN. This part is cataloged in the U.S.
Government catalog under NSN 5305-01-286-9784, 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 | FLAT COUNTERSUNK |
| thread_class | 3A A |
| head_diameter | 0.480 INCHES MINIMUM AND 0.531 INCHES MAXIMUM IN |
| thread_length | 0.737 INCHES MINIMUM AND 0.838 INCHES MAXIMUM IN |
| fastener_length | 0.970 INCHES MINIMUM AND 1.000 INCHES MAXIMUM IN |
| hardness_rating | 36.0 ROCKWELL C MINIMUM AND 45.0 ROCKWELL C MAXIMUM OVERALL |
| thread_direction | RIGHT-HAND |
| countersink_angle | 80.0 DEGREES MINIMUM AND 82.0 DEGREES MAXIMUM |
| surface_treatment | CADMIUM OVERALL |
| width_across_flats | 0.156 INCHES NOMINAL IN |
| internal_drive_style | HEXAGON |
| NSN | 5305-01-286-9784 |
| WIDTH ACROSS FLATS | 0.156 INCHES NOMINAL IN |
| FASTENER LENGTH | 0.970 INCHES MINIMUM AND 1.000 INCHES MAXIMUM IN |
| SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | QQ-P-416 TY 1 FED SPEC SINGLE TREATMENT RESPONSE OVERALL |
| THREAD LENGTH | 0.737 INCHES MINIMUM AND 0.838 INCHES MAXIMUM IN |
| HARDNESS RATING | 36.0 ROCKWELL C MINIMUM AND 45.0 ROCKWELL C MAXIMUM OVERALL |
| NOMINAL THREAD DIAMETER | 0.250 INCHES IN |
| HEAD STYLE | FLAT COUNTERSUNK |
| THREAD DIRECTION | RIGHT-HAND |
| SURFACE TREATMENT | CADMIUM OVERALL |
| MINIMUM TENSILE STRENGTH | 160000 POUNDS PER SQUARE INCH LBS |
No substitute or cross-reference records for this part.