4M307-1-25: WASHER,FLAT.
The WASHER,FLAT is a the manufacturer industrial component. Key specifications include material: ALUMINUM ALLOY 6061 OVERALL, thickness: 0.023 INCHES MINIMUM AND 0.027 INCHES MAXIMUM IN, hole_diameter: 0.391 INCHES NOMINAL IN, overall_diameter: 0.859 INCHES NOMINAL IN, surface_treatment: CHROMATE OVERALL, peripheral_shape_style: ROUND. This part is cataloged in the U.S.
Government catalog under NSN 5310-01-225-2124, 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 | ALUMINUM ALLOY 6061 OVERALL |
| thickness | 0.023 INCHES MINIMUM AND 0.027 INCHES MAXIMUM IN |
| hole_diameter | 0.391 INCHES NOMINAL IN |
| overall_diameter | 0.859 INCHES NOMINAL IN |
| surface_treatment | CHROMATE OVERALL |
| peripheral_shape_style | ROUND |
| center_hole_shape_style | ROUND |
| cross-sectional_shape_style | RECTANGULAR |
| material_document_and_classification | QQ-A-250/11,T6 FED SPEC SINGLE MATERIAL RESPONSE OVERALL |
| surface_treatment_document_and_classification | MIL-C-5541,CL 3 MIL SPEC SINGLE TREATMENT RESPONSE OVERALL |
| NSN | 5310-01-225-2124 |
| SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | MIL-C-5541,CL 3 MIL SPEC SINGLE TREATMENT RESPONSE OVERALL |
| OVERALL DIAMETER | 0.859 INCHES NOMINAL IN |
| MATERIAL DOCUMENT AND CLASSIFICATION | QQ-A-250/11,T6 FED SPEC SINGLE MATERIAL RESPONSE OVERALL |
| CROSS-SECTIONAL SHAPE STYLE | RECTANGULAR |
| SURFACE TREATMENT | CHROMATE OVERALL |
| PERIPHERAL SHAPE STYLE | ROUND |
| MATERIAL | ALUMINUM ALLOY 6061 OVERALL |
| CENTER HOLE SHAPE STYLE | ROUND |
| HOLE DIAMETER | 0.391 INCHES NOMINAL IN |
| THICKNESS | 0.023 INCHES MINIMUM AND 0.027 INCHES MAXIMUM IN |
No substitute or cross-reference records for this part.