4M398-9: WASHER,FLAT.
The WASHER,FLAT is a the manufacturer industrial component. Key specifications include width: 1.639 INCHES NOMINAL IN, length: 2.133 INCHES NOMINAL IN, material: STEEL CORROSION RESISTING OVERALL, thickness: 0.030 INCHES NOMINAL IN, hole_diameter: 1.384 INCHES NOMINAL IN, special_features: SMALLER END OF WASHER IS TABBED BACK 40-50 DEGREES BEGINNING AT 0.940 INCHES FROM WASHER CENTER HOLE IN. This part is cataloged in the U.S.
Government catalog under NSN 5310-01-502-4811, 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 | 1.639 INCHES NOMINAL IN |
| length | 2.133 INCHES NOMINAL IN |
| material | STEEL CORROSION RESISTING OVERALL |
| thickness | 0.030 INCHES NOMINAL IN |
| hole_diameter | 1.384 INCHES NOMINAL IN |
| special_features | SMALLER END OF WASHER IS TABBED BACK 40-50 DEGREES BEGINNING AT 0.940 INCHES FROM WASHER CENTER HOLE IN |
| center_hole_width | 1.511 INCHES NOMINAL IN |
| radius_at_large_end | 0.819 INCHES NOMINAL IN |
| radius_at_small_end | 1.314 INCHES NOMINAL IN |
| peripheral_shape_style | OVAL |
| center_hole_shape_style | DEE |
| end_item_identification | F/A-18E AIRCRAFT |
| NSN | 5310-01-502-4811 |
| CENTER HOLE WIDTH | 1.511 INCHES NOMINAL IN |
| LENGTH | 2.133 INCHES NOMINAL IN |
| RADIUS AT LARGE END | 0.819 INCHES NOMINAL IN |
| CRITICALITY CODE JUSTIFICATION | AGAV |
| CROSS-SECTIONAL SHAPE STYLE | RECTANGULAR |
| SPECIAL FEATURES | SMALLER END OF WASHER IS TABBED BACK 40-50 DEGREES BEGINNING AT 0.940 INCHES FROM WASHER CENTER HOLE IN |
| PERIPHERAL SHAPE STYLE | OVAL |
| WIDTH | 1.639 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.