The WASHER,FLAT is a the manufacturer industrial component. Key specifications include material: COPPER OVERALL, thickness: 0.061 INCHES MINIMUM AND 0.063 INCHES MAXIMUM IN, hole_diameter: 2.781 INCHES MINIMUM AND 2.799 INCHES MAXIMUM IN, hardness_rating: 60.0 ROCKWELL B MINIMUM, overall_diameter: 4.562 INCHES NOMINAL IN, peripheral_shape_style: ROUND. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5310-00-281-8320, 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 | COPPER OVERALL |
| thickness | 0.061 INCHES MINIMUM AND 0.063 INCHES MAXIMUM IN |
| hole_diameter | 2.781 INCHES MINIMUM AND 2.799 INCHES MAXIMUM IN |
| hardness_rating | 60.0 ROCKWELL B MINIMUM |
| overall_diameter | 4.562 INCHES NOMINAL IN |
| peripheral_shape_style | ROUND |
| center_hole_shape_style | ROUND |
| cross-sectional_shape_style | RECTANGULAR |
| NSN | 5310-00-281-8320 |
| OVERALL DIAMETER | 4.562 INCHES NOMINAL IN |
| THICKNESS | 0.061 INCHES MINIMUM AND 0.063 INCHES MAXIMUM IN |
| CROSS-SECTIONAL SHAPE STYLE | RECTANGULAR |
| HOLE DIAMETER | 2.781 INCHES MINIMUM AND 2.799 INCHES MAXIMUM IN |
| PERIPHERAL SHAPE STYLE | ROUND |
| HARDNESS RATING | 60.0 ROCKWELL B MINIMUM |
| CENTER HOLE SHAPE STYLE | ROUND |
| MATERIAL | COPPER OVERALL |