390807: WASHER,FLAT.
The WASHER,FLAT is a the manufacturer industrial component. Key specifications include material: NICKEL ALLOY A OVERALL, thickness: 0.044 INCHES MINIMUM AND 0.056 INCHES MAXIMUM IN, hole_diameter: 0.395 INCHES MINIMUM AND 0.405 INCHES MAXIMUM IN, heat_treatment: AS FABRICATED, surface_finish: 90.0 MICROINCHES OUTER, hardness_rating: 72.0 ROCKWELL B MAXIMUM. This part is cataloged in the U.S.
Government catalog under NSN 5310-00-808-9203, 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 | NICKEL ALLOY A OVERALL |
| thickness | 0.044 INCHES MINIMUM AND 0.056 INCHES MAXIMUM IN |
| hole_diameter | 0.395 INCHES MINIMUM AND 0.405 INCHES MAXIMUM IN |
| heat_treatment | AS FABRICATED |
| surface_finish | 90.0 MICROINCHES OUTER |
| hardness_rating | 72.0 ROCKWELL B MAXIMUM |
| overall_diameter | 0.615 INCHES MINIMUM AND 0.635 INCHES MAXIMUM IN |
| peripheral_shape_style | ROUND |
| center_hole_shape_style | ROUND |
| cross-sectional_shape_style | RECTANGULAR |
| material_document_and_classification | QQ-N-281 FED SPEC SINGLE MATERIAL RESPONSE OVERALL |
| NSN | 5310-00-808-9203 |
| SURFACE FINISH | 63.0 MICROINCHES BOTTOM |
| SURFACE FINISH | 90.0 MICROINCHES OUTER |
| SURFACE FINISH | 63.0 MICROINCHES INNER |
| SURFACE FINISH | 63.0 MICROINCHES TOP |
| OVERALL DIAMETER | 0.615 INCHES MINIMUM AND 0.635 INCHES MAXIMUM IN |
| HEAT TREATMENT | AS FABRICATED |
| HARDNESS RATING | 72.0 ROCKWELL B MAXIMUM |
| MATERIAL DOCUMENT AND CLASSIFICATION | QQ-N-281 FED SPEC SINGLE MATERIAL RESPONSE OVERALL |
| CROSS-SECTIONAL SHAPE STYLE | RECTANGULAR |
| PERIPHERAL SHAPE STYLE | ROUND |
No substitute or cross-reference records for this part.