The WASHER,FLAT is a the manufacturer industrial component. Key specifications include thickness: 0.051 INCHES MINIMUM AND 0.080 INCHES MAXIMUM IN, hole_diameter: 0.276 INCHES MINIMUM AND 0.296 INCHES MAXIMUM IN, overall_diameter: 0.620 INCHES MINIMUM AND 0.640 INCHES MAXIMUM IN, special_features: WEAPON SYSTEM ESSENTIAL, surface_treatment: CADMIUM AND CHROMATE OVERALL, peripheral_shape_style: ROUND. This product is currently in active production with full OEM support.
This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5310-00-578-5480, 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.
| thickness | 0.051 INCHES MINIMUM AND 0.080 INCHES MAXIMUM IN |
| hole_diameter | 0.276 INCHES MINIMUM AND 0.296 INCHES MAXIMUM IN |
| overall_diameter | 0.620 INCHES MINIMUM AND 0.640 INCHES MAXIMUM IN |
| special_features | WEAPON SYSTEM ESSENTIAL |
| surface_treatment | CADMIUM AND CHROMATE OVERALL |
| peripheral_shape_style | ROUND |
| center_hole_shape_style | ROUND |
| cross-sectional_shape_style | RECTANGULAR |
| nondefinitive_spec/std_data | A TYPE AND 1 GRADE AND A CLASS |
| criticality_code_justification | FEAT |
| material_document_and_classification | ASTM A109 ASSN STD ALL MATERIAL RESPONSES OVERALL |
| surface_treatment_document_and_classification | QQ-P-416,TY 2,CL 3 FED SPEC SINGLE TREATMENT RESPONSE OVERALL |
| NSN | 5310-00-578-5480 |
| PERIPHERAL SHAPE STYLE | ROUND |
| CROSS-SECTIONAL SHAPE STYLE | RECTANGULAR |
| MATERIAL | STEEL OVERALL |
| THICKNESS | 0.061 INCHES NOMINAL IN |
| CENTER HOLE SHAPE STYLE | ROUND |
| HOLE DIAMETER | 0.281 INCHES NOMINAL IN |
| OVERALL DIAMETER | 0.621 INCHES NOMINAL IN |