11643843-1: SCREW,CAP,SOCKET HEAD.
The SCREW,CAP,SOCKET HEAD is a the manufacturer industrial component. Key specifications include material: STEEL OVERALL, head_style: FLAT CHAMFER, head_height: 0.368 INCHES MINIMUM AND 0.375 INCHES MAXIMUM IN, thread_class: 3A A, head_diameter: 0.550 INCHES MINIMUM AND 0.562 INCHES MAXIMUM IN, thread_length: 0.880 INCHES NOMINAL IN. This part is cataloged in the U.S.
Government catalog under NSN 5305-00-121-0780, 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 CHAMFER |
| head_height | 0.368 INCHES MINIMUM AND 0.375 INCHES MAXIMUM IN |
| thread_class | 3A A |
| head_diameter | 0.550 INCHES MINIMUM AND 0.562 INCHES MAXIMUM IN |
| thread_length | 0.880 INCHES NOMINAL IN |
| surface_finish | 125.0 MICROINCHES OVERALL |
| fastener_length | 0.970 INCHES MINIMUM AND 1.030 INCHES MAXIMUM IN |
| hardness_rating | 36.0 ROCKWELL C MINIMUM AND 45.0 ROCKWELL C MAXIMUM OVERALL |
| locking_feature | PATCH OR STRIP THREADS |
| thread_direction | RIGHT-HAND |
| surface_treatment | CADMIUM AND CHROMATE OVERALL |
| NSN | 5305-00-121-0780 |
| SURFACE FINISH | 125.0 MICROINCHES OVERALL |
| WIDTH ACROSS FLATS | 0.312 INCHES MINIMUM AND 0.316 INCHES MAXIMUM IN |
| HEAD HEIGHT | 0.368 INCHES MINIMUM AND 0.375 INCHES MAXIMUM IN |
| FASTENER LENGTH | 0.970 INCHES MINIMUM AND 1.030 INCHES MAXIMUM IN |
| SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | QQ-P-416,TY 2,CLASS 3 FED SPEC ALL TREATMENT RESPONSES OVERALL |
| THREAD LENGTH | 0.880 INCHES NOMINAL IN |
| HARDNESS RATING | 36.0 ROCKWELL C MINIMUM AND 45.0 ROCKWELL C MAXIMUM OVERALL |
| MATERIAL DOCUMENT AND CLASSIFICATION | 66 FED STD SINGLE MATERIAL RESPONSE OVERALL |
| NOMINAL THREAD DIAMETER | 0.375 INCHES IN |
| HEAD STYLE | FLAT CHAMFER |
No substitute or cross-reference records for this part.