| Item Name | Washer Key |
| Federal Supply Group (FSG) | Hardware and Abrasives |
| Federal Supply Class (FSC) | 5310 Nuts and Washers |
| National Item Identification Number (NIIN) | 00-325-0155 (003250155) |
| NCB Code | USA (00) |
| Manufacturer | Hamilton Sundstrand Corporation, Meriden Manufacturing Incorporated |
| MRC | Criteria | Characteristic |
|---|---|---|
| AAUB | HOLE DIAMETER | 0.409 INCHES NOMINAL |
| ABKV | OUTSIDE DIAMETER | 0.499 INCHES NOMINAL |
| ABKY | EXTERNAL PREBENT KEY LENGTH | 0.078 INCHES NOMINAL |
| ABLF | EXTERNAL PREBENT KEY WIDTH | 0.069 INCHES NOMINAL |
| ABLS | DISTANCE FROM CENTERLINE TO INSIDE OF PREBENT KEY | 0.250 INCHES NOMINAL |
| ABLX | OVERALL DISTANCE INCLUDING KEYS | 0.584 INCHES NOMINAL |
| ABPX | MATERIAL THICKNESS | 0.020 INCHES NOMINAL |
| FEAT | SPECIAL FEATURES | W/5 EXTERNAL STRAIGHT KEYS,0.120 IN. WIDE BY 0.078 IN. LONG,90 DEGREE ANGLE BETWEEN FIRST KEY AND PREBENT KEY,50 DEGREE ANGLE BETWEEN FIRST AND SECOND KEYS,50 DEGREE ANGLE BETWEEN SECOND AND THIRD KEYS,50 DEGREE ANGLE BETWEEN THIRD AND FOUR |
| MATT | MATERIAL | STEEL CORROSION RESISTING OVERALL |
| STYL | STYLE DESIGNATOR | KEY |
| Components Related to NSN - 5310-00-325-0155, 5310003250155 | ||||
| 5330-00-038-4345 (5330000384345) | 5305-01-191-2462 (5305011912462) | 5365-00-898-3506 (5365008983506) | 5315-01-424-1290 (5315014241290) | |
| 5330-01-696-0897 (5330016960897) | 5330-01-561-7601 (5330015617601) | 5342-00-408-9183 (5342004089183) | 5310-00-981-2299 (5310009812299) | |
| 5340-01-523-8925 (5340015238925) | 5342-01-649-3882 (5342016493882) | 5310-00-943-5411 (5310009435411) | 5340-01-569-9497 (5340015699497) | |
If You’re Ever Looking for NSN parts Or Have an Aircraft On Ground Situation, Don’t forget That We offer Competitive Pricing and Guaranteed On-Time Delivery.
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