| Item Name | Washer Key |
| Federal Supply Group (FSG) | Hardware and Abrasives |
| Federal Supply Class (FSC) | 5310 Nuts and Washers |
| National Item Identification Number (NIIN) | 00-222-0715 (002220715) |
| NCB Code | USA (00) |
| Manufacturer | National Aerospace Standards Com, General Motors Corp, Aeronautical Standards Group, Safety For Visual Education, United Industrial Corp, Military Standards Corp |
| Part Number | Manufacturer | Item Name | Cage Code | RFQ |
|---|---|---|---|---|
| MS21258-23 | national aerospace standards com | washer key | 80205 | RFQ |
| 33115 | general motors corp | washer key | 7x677 | RFQ |
| AN7503-23 | aeronautical standards group | washer key | 88044 | RFQ |
| AC3209-1 | safety for visual education | washer key | 88049 | RFQ |
| A35-4 | united industrial corp | washer key | 27809 | RFQ |
| MS21258-23 | military standards corp | washer key | 96906 | RFQ |
| MRC | Criteria | Characteristic |
|---|---|---|
| AAUB | HOLE DIAMETER | 1.440 INCHES MINIMUM AND 1.450 INCHES MAXIMUM |
| ABKV | OUTSIDE DIAMETER | 1.875 INCHES MINIMUM |
| ABLJ | INTERNAL STRAIGHT KEY WIDTH | 0.146 INCHES MINIMUM AND 0.166 INCHES MAXIMUM |
| ABLQ | DISTANCE FROM CENTERLINE TO TOP OF INTERNAL KEY | 0.630 INCHES MINIMUM AND 0.640 INCHES MAXIMUM |
| ABMR | INTERNAL KEY QUANTITY | 1 |
| ABPX | MATERIAL THICKNESS | 0.120 INCHES MINIMUM AND 0.130 INCHES MAXIMUM |
| MATT | MATERIAL | STEEL COMP 1018 OR STEEL COMP 1020 OR STEEL COMP 1025 OVERALL |
| MDCL | MATERIAL DOCUMENT AND CLASSIFICATION | ASTM A108 ASSN STD ALL MATERIAL RESPONSES OVERALL |
| STYL | STYLE DESIGNATOR | KEY |
| Relevant Components for NSN - 5310-00-222-0715, 5310002220715 | ||||
| 5330-00-037-6893 (5330000376893) | 5307-00-803-5029 (5307008035029) | 5306-00-638-8373 (5306006388373) | 5330-01-185-7225 (5330011857225) | |
| 5365-00-089-1699 (5365000891699) | 5331-01-025-7783 (5331010257783) | 5330-01-362-7880 (5330013627880) | 5307-01-286-8388 (5307012868388) | |
| 5340-01-407-7865 (5340014077865) | 5340-01-609-2404 (5340016092404) | 5330-01-167-2303 (5330011672303) | 5340-01-145-4055 (5340011454055) | |
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