| Item Name | Washer Key |
| Federal Supply Group (FSG) | Hardware and Abrasives |
| Federal Supply Class (FSC) | 5310 Nuts and Washers |
| National Item Identification Number (NIIN) | 00-515-7491 (005157491) |
| NCB Code | USA (00) |
| Manufacturer | Telephonics Corporation, Harris Technical Services Corp |
| MRC | Criteria | Characteristic |
|---|---|---|
| AAUB | HOLE DIAMETER | 0.811 INCHES MINIMUM AND 0.819 INCHES MAXIMUM |
| ABKV | OUTSIDE DIAMETER | 1.125 INCHES NOMINAL |
| ABLC | EXTERNAL STRAIGHT KEY WIDTH | 0.250 INCHES MAXIMUM |
| ABLX | OVERALL DISTANCE INCLUDING KEYS | 1.375 INCHES NOMINAL |
| ABMQ | EXTERNAL KEY QUANTITY | 1 |
| ABPX | MATERIAL THICKNESS | 0.060 INCHES MINIMUM AND 0.064 INCHES MAXIMUM |
| FEAT | SPECIAL FEATURES | 0.125 IN. DIAMETER BY 0.040 IN. DEEP,COUNTERBORE PARALLEL TO AND DIRECTLY OPPOSITE RAISED DIAMETER ON UNDER SURFACE OF KEYS AND CENTER OF COUNTERBORE IS 0.656 INCH FROM WASHER CENTER AND ON CENTERLINE OF KEY |
| MATT | III MATERIAL | STEEL OVERALL |
| SFTT | SURFACE TREATMENT | CADMIUM OVERALL |
| STYL | STYLE DESIGNATOR | KEY |
| Relevant Components for NSN - 5310-00-515-7491, 5310005157491 | ||||
| 5320-01-093-5687 (5320010935687) | 5340-00-286-8500 (5340002868500) | 5310-00-797-4430 (5310007974430) | 5331-01-548-6940 (5331015486940) | |
| 5340-01-389-2408 (5340013892408) | 5340-01-499-3481 (5340014993481) | 5310-01-418-9739 (5310014189739) | 5320-01-419-8697 (5320014198697) | |
| 5340-01-681-6722 (5340016816722) | 5340-01-620-4639 (5340016204639) | 5340-01-481-2087 (5340014812087) | 5331-01-097-0869 (5331010970869) | |
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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