4M398-11: WASHER,FLAT.
The WASHER,FLAT is a the manufacturer industrial component. Key specifications include width: 1.889 INCHES NOMINAL IN, length: 2.389 INCHES NOMINAL IN, material: STEEL CORROSION RESISTING OVERALL, thickness: 0.030 INCHES NOMINAL IN, hole_diameter: 1.634 INCHES NOMINAL IN, special_features: SMALL END OF WASHER IS TABBED BACK AT 40-50 DEGREES BEGINNING 1.070 INCHES FROM CENTER OF WASHER HOLE IN. This part is cataloged in the U.S.
Government catalog under NSN 5310-01-502-4857, 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.
| width | 1.889 INCHES NOMINAL IN |
| length | 2.389 INCHES NOMINAL IN |
| material | STEEL CORROSION RESISTING OVERALL |
| thickness | 0.030 INCHES NOMINAL IN |
| hole_diameter | 1.634 INCHES NOMINAL IN |
| special_features | SMALL END OF WASHER IS TABBED BACK AT 40-50 DEGREES BEGINNING 1.070 INCHES FROM CENTER OF WASHER HOLE IN |
| center_hole_width | 1.762 INCHES NOMINAL IN |
| radius_at_large_end | 0.945 INCHES NOMINAL IN |
| radius_at_small_end | 1.464 INCHES NOMINAL IN |
| peripheral_shape_style | OVAL |
| center_hole_shape_style | DEE |
| end_item_identification | F/A-18E AIRCRAFT |
| NSN | 5310-01-502-4857 |
| CENTER HOLE WIDTH | 1.762 INCHES NOMINAL IN |
| LENGTH | 2.389 INCHES NOMINAL IN |
| RADIUS AT LARGE END | 0.945 INCHES NOMINAL IN |
| CRITICALITY CODE JUSTIFICATION | AGAV |
| CROSS-SECTIONAL SHAPE STYLE | RECTANGULAR |
| SPECIAL FEATURES | SMALL END OF WASHER IS TABBED BACK AT 40-50 DEGREES BEGINNING 1.070 INCHES FROM CENTER OF WASHER HOLE IN |
| PERIPHERAL SHAPE STYLE | OVAL |
| WIDTH | 1.889 INCHES NOMINAL IN |
| PART NAME ASSIGNED BY CONTROLLING AGENCY | (INAVY) WASHER, TAB--SAFETY WIRE |
| END ITEM IDENTIFICATION | F/A-18E AIRCRAFT |
No substitute or cross-reference records for this part.