The 4028881 is a the manufacturer industrial component. Key specifications include color: BLACK OVERALL, material: STEEL OVERALL, thickness: 0.036 INCHES MINIMUM AND 0.065 INCHES MAXIMUM IN, hole_diameter: 0.151 INCHES MINIMUM AND 0.164 INCHES MAXIMUM IN, overall_diameter: 0.370 INCHES MINIMUM AND 0.390 INCHES MAXIMUM IN, surface_treatment: PHOSPHATE AND ZINC OVERALL. This product is currently in active production with full OEM support.
This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 6625-00-458-6372, 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.
| color | BLACK OVERALL |
| material | STEEL OVERALL |
| thickness | 0.036 INCHES MINIMUM AND 0.065 INCHES MAXIMUM IN |
| hole_diameter | 0.151 INCHES MINIMUM AND 0.164 INCHES MAXIMUM IN |
| overall_diameter | 0.370 INCHES MINIMUM AND 0.390 INCHES MAXIMUM IN |
| surface_treatment | PHOSPHATE AND ZINC OVERALL |
| peripheral_shape_style | ROUND |
| center_hole_shape_style | ROUND |
| end_item_identification | MRAP - M-ATV; 4210-01-622-0440; 2320-01-652-5218 JOINT LIGHT TACTICAL VEEHICLE (JLTV) |
| cross-sectional_shape_style | RECTANGULAR |
| material_document_and_classification | ASTM F844 NATIONAL STD SINGLE MATERIAL RESPONSE OVERALL |
| part_name_assigned_by_controlling_agency | WASHER, FLAT .63 X 1.31 X .10 MB MB |
| NSN | 6625-00-458-6372 |