| Item Name | Washer Key |
| Federal Supply Group (FSG) | Hardware and Abrasives |
| Federal Supply Class (FSC) | 5310 Nuts and Washers |
| National Item Identification Number (NIIN) | 00-045-9557 (000459557) |
| NCB Code | USA (00) |
| Manufacturer | Alinabal Holdings Corporation, Dynamic Gunver Technologies Llc, Gould E A And Co, Paradigm Manchester Inc, United Technologies Corporation |
| Part Number | Manufacturer | Item Name | Cage Code | RFQ |
|---|---|---|---|---|
| 443802 | alinabal holdings corporation | washer key | 31633 | RFQ |
| 443802 | dynamic gunver technologies llc | washer key | 59420 | RFQ |
| 443802 | gould e a and co | washer key | 03730 | RFQ |
| 443802 | paradigm manchester inc | washer key | 1j4p3 | RFQ |
| 443802 | united technologies corporation | washer key | 77445 | RFQ |
| MRC | Criteria | Characteristic |
|---|---|---|
| AAUB | HOLE DIAMETER | 0.276 INCHES MINIMUM AND 0.286 INCHES MAXIMUM |
| ABKV | OUTSIDE DIAMETER | 0.451 INCHES NOMINAL |
| ABKY | EXTERNAL PREBENT KEY LENGTH | 0.171 INCHES NOMINAL |
| ABLC | EXTERNAL STRAIGHT KEY WIDTH | 0.250 INCHES MINIMUM AND 0.260 INCHES MAXIMUM |
| ABLD | EXTERNAL TAPERED KEY WIDTH | 0.250 INCHES MINIMUM AND 0.260 INCHES MAXIMUM |
| ABLF | EXTERNAL PREBENT KEY WIDTH | 0.110 INCHES MINIMUM AND 0.115 INCHES MAXIMUM |
| ABLS | DISTANCE FROM CENTERLINE TO INSIDE OF PREBENT KEY | 0.264 INCHES MINIMUM AND 0.274 INCHES MAXIMUM |
| ABLX | OVERALL DISTANCE INCLUDING KEYS | 0.795 INCHES MINIMUM AND 0.805 INCHES MAXIMUM |
| ABMM | SPLIT KEY LENGTH | 0.1275 INCHES NOMINAL |
| ABMQ | EXTERNAL KEY QUANTITY | 3 |
| ABPX | MATERIAL THICKNESS | 0.028 INCHES MINIMUM AND 0.034 INCHES MAXIMUM |
| CSFW | ANGLE BETWEEN EXTERNAL KEYS | 58.0 DEGREES MINIMUM AND 62.0 DEGREES MAXIMUM |
| HEAT | HEAT TREATMENT | COLD ROLLED |
| MATT | MATERIAL | STEEL COMP 1010 OVERALL |
| SFTT | SURFACE TREATMENT | CADMIUM OVERALL |
| STYL | STYLE DESIGNATOR | KEY |
| Components Related to NSN - 5310-00-045-9557, 5310000459557 | ||||
| 5306-00-660-3288 (5306006603288) | 5340-01-138-8180 (5340011388180) | 5330-01-323-8411 (5330013238411) | 5360-01-204-0090 (5360012040090) | |
| 5307-00-612-4110 (5307006124110) | 5340-01-482-4141 (5340014824141) | 5310-01-062-0524 (5310010620524) | 5340-01-597-2720 (5340015972720) | |
| 5325-99-120-1207 (5325991201207) | 5315-01-696-7898 (5315016967898) | 5340-01-137-3603 (5340011373603) | 5355-01-379-0440 (5355013790440) | |
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