6419990-1: SCREW,CAP,HEXAGON HEAD.
The SCREW,CAP,HEXAGON HEAD is a the manufacturer industrial component. Key specifications include material: STEEL COMP 303 OVERALL, head_style: HEXAGON, head_height: 0.150 INCHES MINIMUM AND 0.163 INCHES MAXIMUM IN, thread_class: 2A A, thread_length: 0.380 INCHES NOMINAL IN, fastener_length: 1.000 INCHES NOMINAL IN. This part is cataloged in the U.S.
Government catalog under NSN 5305-01-341-0717, 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 COMP 303 OVERALL |
| head_style | HEXAGON |
| head_height | 0.150 INCHES MINIMUM AND 0.163 INCHES MAXIMUM IN |
| thread_class | 2A A |
| thread_length | 0.380 INCHES NOMINAL IN |
| fastener_length | 1.000 INCHES NOMINAL IN |
| thread_direction | RIGHT-HAND |
| surface_treatment | PASSIVATE OVERALL |
| width_between_flats | 0.428 INCHES MINIMUM AND 0.437 INCHES MAXIMUM IN |
| nominal_thread_diameter | 0.250 INCHES IN |
| thread_quantity_per_inch | 20 |
| thread_series_designator | UNIFIED NATIONAL COARSE (UNC) |
| NSN | 5305-01-341-0717 |
| HEAD HEIGHT | 0.150 INCHES MINIMUM AND 0.163 INCHES MAXIMUM IN |
| FASTENER LENGTH | 1.000 INCHES NOMINAL IN |
| THREAD LENGTH | 0.380 INCHES NOMINAL IN |
| MATERIAL DOCUMENT AND CLASSIFICATION | ASTM A582 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| NOMINAL THREAD DIAMETER | 0.250 INCHES IN |
| HEAD STYLE | HEXAGON |
| THREAD DIRECTION | RIGHT-HAND |
| WIDTH BETWEEN FLATS | 0.428 INCHES MINIMUM AND 0.437 INCHES MAXIMUM IN |
| SURFACE TREATMENT | PASSIVATE OVERALL |
| THREAD CLASS | 2A A |
No substitute or cross-reference records for this part.