175-474: WASHER,FLAT.
The WASHER,FLAT is a the manufacturer industrial component. Key specifications include head_style: TRUSS, head_height: 0.103 INCHES MINIMUM AND 0.118 INCHES MAXIMUM IN, thread_class: 3A A, head_diameter: 0.425 INCHES MINIMUM AND 0.448 INCHES MAXIMUM IN, thread_length: 0.418 INCHES MINIMUM AND 0.500 INCHES MAXIMUM IN, fastener_length: 0.480 INCHES MINIMUM AND 0.500 INCHES MAXIMUM IN. This part is cataloged in the U.S.
Government catalog under NSN 5310-00-402-5720, 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 | TRUSS |
| head_height | 0.103 INCHES MINIMUM AND 0.118 INCHES MAXIMUM IN |
| thread_class | 3A A |
| head_diameter | 0.425 INCHES MINIMUM AND 0.448 INCHES MAXIMUM IN |
| thread_length | 0.418 INCHES MINIMUM AND 0.500 INCHES MAXIMUM IN |
| screw_material | STEEL COMP 302 OR STEEL COMP 302B OR STEEL COMP 303 OR STEEL COMP 303 PLUS X OR STEEL COMP 303SE OR STEEL COMP 303CU OR STEEL COMP 303MA OR STEEL COMP 304 OR STEEL COMP 304L |
| fastener_length | 0.480 INCHES MINIMUM AND 0.500 INCHES MAXIMUM IN |
| thread_direction | RIGHT-HAND |
| internal_drive_style | CROSS RECESS TYPE 1 |
| nominal_thread_diameter | 0.190 INCHES IN |
| thread_quantity_per_inch | 32 |
| thread_series_designator | UNF |
| NSN | 5310-00-402-5720 |
| SURFACE FINISH | 63.0 MICROINCHES ALL SURFACES |
| OVERALL DIAMETER | 0.350 INCHES NOMINAL IN |
| HEAT TREATMENT | AS FABRICATED |
| HARDNESS RATING | 25.0 ROCKWELL C MINIMUM AND 32.0 ROCKWELL C MAXIMUM |
| MATERIAL DOCUMENT AND CLASSIFICATION | 66 FED STD SINGLE MATERIAL RESPONSE OVERALL |
| CROSS-SECTIONAL SHAPE STYLE | RECTANGULAR |
| PERIPHERAL SHAPE STYLE | ROUND |
| MATERIAL | STEEL COMP 1345H OVERALL |
| CENTER HOLE SHAPE STYLE | ROUND |
| HOLE DIAMETER | 0.210 INCHES NOMINAL IN |
No substitute or cross-reference records for this part.