91251A537: SCREW,CAP,SOCKET HEAD.
The SCREW,CAP,SOCKET HEAD is a the manufacturer industrial component. Key specifications include head_style: FLAT CHAMFER, head_height: 0.244 INCHES MINIMUM AND 0.250 INCHES MAXIMUM IN, thread_class: 2A A, head_diameter: 0.375 INCHES NOMINAL IN, thread_length: 0.400 INCHES MINIMUM AND 0.500 INCHES MAXIMUM IN, fastener_length: 0.500 INCHES NOMINAL IN. This part is cataloged in the U.S.
Government catalog under NSN 5305-01-251-3445, 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.
| head_style | FLAT CHAMFER |
| head_height | 0.244 INCHES MINIMUM AND 0.250 INCHES MAXIMUM IN |
| thread_class | 2A A |
| head_diameter | 0.375 INCHES NOMINAL IN |
| thread_length | 0.400 INCHES MINIMUM AND 0.500 INCHES MAXIMUM IN |
| fastener_length | 0.500 INCHES NOMINAL IN |
| hardness_rating | 39.0 ROCKWELL C MINIMUM AND 45.0 ROCKWELL C MAXIMUM OVERALL |
| special_features | VERICAL KNURLS,COLOR BLACK |
| thread_direction | RIGHT-HAND |
| surface_treatment | OXIDE OVERALL |
| width_across_flats | 0.188 INCHES NOMINAL IN |
| internal_drive_style | HEXAGON |
| NSN | 5305-01-251-3445 |
| WIDTH ACROSS FLATS | 0.188 INCHES NOMINAL IN |
| HEAD HEIGHT | 0.244 INCHES MINIMUM AND 0.250 INCHES MAXIMUM IN |
| FASTENER LENGTH | 0.500 INCHES NOMINAL IN |
| THREAD LENGTH | 0.400 INCHES MINIMUM AND 0.500 INCHES MAXIMUM IN |
| HARDNESS RATING | 39.0 ROCKWELL C MINIMUM AND 45.0 ROCKWELL C MAXIMUM OVERALL |
| MATERIAL DOCUMENT AND CLASSIFICATION | SAE GRADE 8 ASSN STD ALL MATERIAL RESPONSES OVERALL |
| NOMINAL THREAD DIAMETER | 0.250 INCHES IN |
| HEAD STYLE | FLAT CHAMFER |
| THREAD DIRECTION | RIGHT-HAND |
| SPECIAL FEATURES | VERICAL KNURLS,COLOR BLACK |
No substitute or cross-reference records for this part.