| Item Name | Washer Key |
| Federal Supply Group (FSG) | Hardware and Abrasives |
| Federal Supply Class (FSC) | 5310 Nuts and Washers |
| National Item Identification Number (NIIN) | 00-086-9944 (000869944) |
| NCB Code | USA (00) |
| Manufacturer | L 3 Communications Corporation, Northrop Grumman Systems Corporation |
| Part Number | Manufacturer | Item Name | Cage Code | RFQ |
|---|---|---|---|---|
| A547-650 | l 3 communications corporation | washer key | 34228 | RFQ |
| 003091 | l 3 communications corporation | washer key | 34228 | RFQ |
| 547A003091 | l 3 communications corporation | washer key | 34228 | RFQ |
| 3091 | l 3 communications corporation | washer key | 34228 | RFQ |
| 547A003091 | northrop grumman systems corporation | washer key | 03956 | RFQ |
| MRC | Criteria | Characteristic |
|---|---|---|
| AAUB | HOLE DIAMETER | 1.021 INCHES MINIMUM AND 1.041 INCHES MAXIMUM |
| ABKV | OUTSIDE DIAMETER | 1.365 INCHES MINIMUM AND 1.385 INCHES MAXIMUM |
| ABLF | EXTERNAL PREBENT KEY WIDTH | 0.106 INCHES MINIMUM AND 0.111 INCHES MAXIMUM |
| ABLJ | INTERNAL STRAIGHT KEY WIDTH | 0.122 INCHES MINIMUM AND 0.127 INCHES MAXIMUM |
| ABLQ | DISTANCE FROM CENTERLINE TO TOP OF INTERNAL KEY | 0.406 INCHES NOMINAL |
| ABLX | OVERALL DISTANCE INCLUDING KEYS | 1.406 INCHES NOMINAL |
| ABMQ | EXTERNAL KEY QUANTITY | 1 |
| ABPX | MATERIAL THICKNESS | 0.052 INCHES MINIMUM AND 0.072 INCHES MAXIMUM |
| CSKN | EXTERNAL PREBENT KEY ANGLE | 90.0 DEGREES NOMINAL |
| MATT | MATERIAL | STEEL COMP 304 OVERALL |
| MDCL | MATERIAL DOCUMENT AND CLASSIFICATION | QQ-S-766,COND A FED SPEC SINGLE MATERIAL RESPONSE OVERALL |
| SFTT | SURFACE TREATMENT | PASSIVATE OVERALL |
| STYL | STYLE DESIGNATOR | KEY |
| Relevant Components for NSN - 5310-00-086-9944, 5310000869944 | ||||
| 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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