S4DS420-7C: SCREW,CAP,SOCKET HEAD.
The SCREW,CAP,SOCKET HEAD is a the manufacturer industrial component. Key specifications include material: STEEL OVERALL, head_style: HEXAGON, head_height: 0.425 INCHES MINIMUM AND 0.438 INCHES MAXIMUM IN, thread_class: 2A A, thread_length: 0.338 INCHES MINIMUM AND 0.438 INCHES MAXIMUM IN, fastener_length: 0.438 INCHES NOMINAL IN. This part is cataloged in the U.S.
Government catalog under NSN 5305-00-548-5790, 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 | HEXAGON |
| head_height | 0.425 INCHES MINIMUM AND 0.438 INCHES MAXIMUM IN |
| thread_class | 2A A |
| thread_length | 0.338 INCHES MINIMUM AND 0.438 INCHES MAXIMUM IN |
| fastener_length | 0.438 INCHES NOMINAL IN |
| hardness_rating | 23.0 ROCKWELL C MINIMUM AND 32.0 ROCKWELL C MAXIMUM OVERALL |
| locking_feature | STRIP THREADS |
| thread_direction | RIGHT-HAND |
| surface_treatment | CADMIUM OVERALL |
| width_between_flats | 0.150 INCHES MINIMUM AND 0.188 INCHES MAXIMUM IN |
| internal_drive_style | W/O INTERNAL DRIVE |
| NSN | 5305-00-548-5790 |
| HEAD HEIGHT | 0.425 INCHES MINIMUM AND 0.438 INCHES MAXIMUM IN |
| FASTENER LENGTH | 0.438 INCHES NOMINAL IN |
| THREAD LENGTH | 0.338 INCHES MINIMUM AND 0.438 INCHES MAXIMUM IN |
| HARDNESS RATING | 23.0 ROCKWELL C MINIMUM AND 32.0 ROCKWELL C MAXIMUM OVERALL |
| MATERIAL DOCUMENT AND CLASSIFICATION | SAE GR 5 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| NOMINAL THREAD DIAMETER | 0.250 INCHES IN |
| HEAD STYLE | HEXAGON |
| THREAD DIRECTION | RIGHT-HAND |
| WIDTH BETWEEN FLATS | 0.150 INCHES MINIMUM AND 0.188 INCHES MAXIMUM IN |
| LOCKING FEATURE | STRIP THREADS |
No substitute or cross-reference records for this part.