| Item Name | Washer Key |
| Federal Supply Group (FSG) | Hardware and Abrasives |
| Federal Supply Class (FSC) | 5310 Nuts and Washers |
| National Item Identification Number (NIIN) | 01-021-4193 (010214193) |
| NCB Code | USA (01) |
| Manufacturer | National Aerospace Standards Com |
| Part Number | Manufacturer | Item Name | Cage Code | RFQ |
|---|---|---|---|---|
| NAS1193K14-2 | national aerospace standards com | washer key | 80205 | RFQ |
| MRC | Criteria | Characteristic |
|---|---|---|
| AAUB | HOLE DIAMETER | 0.880 INCHES MINIMUM AND 0.896 INCHES MAXIMUM |
| ABKV | OUTSIDE DIAMETER | 1.310 INCHES MINIMUM AND 1.312 INCHES MAXIMUM |
| ABLJ | INTERNAL STRAIGHT KEY WIDTH | 0.137 INCHES MINIMUM AND 0.147 INCHES MAXIMUM |
| ABLQ | DISTANCE FROM CENTERLINE TO TOP OF INTERNAL KEY | 0.386 INCHES MINIMUM AND 0.396 INCHES MAXIMUM |
| ABMR | INTERNAL KEY QUANTITY | 1 |
| ABPX | MATERIAL THICKNESS | 0.095 INCHES MINIMUM AND 0.105 INCHES MAXIMUM |
| CQFM | HARDNESS RATING | 44.0 ROCKWELL C MAXIMUM |
| FEAT | SPECIAL FEATURES | 72 SERRATIONS EQUALLY SPACED ON FACE OF WASHER |
| MATT | MATERIAL | STEEL COMP 630 OVERALL |
| STYL | STYLE DESIGNATOR | KEY |
| Relevant Components for NSN - 5310-01-021-4193, 5310010214193 | ||||
| 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) | |
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