| Item Name | Washer Key |
| INC Code | 01869 |
| Federal Supply Group (FSG) | Hardware and Abrasives |
| Federal Supply Class (FSC) | 5310 Nuts and Washers |
| National Item Identification Number (NIIN) | 00-186-0990 (001860990) |
| NCB Code | USA (00) |
| Manufacturer | Lockheed Martin Corporation, Martin Marietta Technologies Inc, Military Specifications, Timken Corporation, Westinghouse Electric Corp, Zf Industrieantriebe Witten Gmbh |
| Associated Parts Numbers of NSN 5310-00-186-0990 | ||||||
|---|---|---|---|---|---|---|
| Part Number | Manufacturer | Item Name | Cage Code | Type | Status | RFQ |
| 1213E3500FIND4 | lockheed martin corporation | washer key | 03538 | A | A | RFQ |
| 1213E3500FIND4 | martin marietta technologies inc | washer key | 54497 | A | R | RFQ |
| MILW21338TYPE1CLASS1SIZE40 | military specifications | washer key | 81349 | NSN | Avl | RFQ |
| AFBMA-W40 | timken corporation | washer key | 60038 | A | A | RFQ |
| 44J48PC41 | westinghouse electric corp | washer key | 79500 | A | A | RFQ |
| 44J48PC4 | westinghouse electric corp | washer key | 79500 | A | A | RFQ |
| 44J49PC41 | westinghouse electric corp | washer key | 79500 | A | A | RFQ |
| W-40 | zf industrieantriebe witten gmbh | washer key | d9182 | E | A | RFQ |
| MRC | Criteria | Characteristic |
|---|---|---|
| AAUB | HOLE DIAMETER | 7.982 INCHES MINIMUM AND 8.017 INCHES MAXIMUM |
| ABKV | OUTSIDE DIAMETER | 9.156 INCHES MINIMUM AND 9.216 INCHES MAXIMUM |
| ABLB | INTERNAL PREBENT KEY LENGTH | 0.313 INCHES MINIMUM AND 0.375 INCHES MAXIMUM |
| ABLF | EXTERNAL PREBENT KEY WIDTH | 0.605 INCHES MINIMUM AND 0.645 INCHES MAXIMUM |
| ABLK | INTERNAL PREBENT KEY WIDTH | 0.750 INCHES MINIMUM AND 0.840 INCHES MAXIMUM |
| ABLX | OVERALL DISTANCE INCLUDING KEYS | 10.312 INCHES NOMINAL |
| ABMQ | EXTERNAL KEY QUANTITY | 19 |
| ABPX | MATERIAL THICKNESS | 0.156 INCHES NOMINAL |
| MATT | MATERIAL | STEEL COMP 1005 OR STEEL COMP 1006 OR STEEL COMP 1008 OR STEEL COMP 1010 OR STEEL COMP 1011 OR STEEL COMP 1012 OR STEEL COMP 1013 OR STEEL COMP 1015 OR STEEL COMP 1016 OR STEEL COMP 1017 OR STEEL COMP 1018 OR STEEL COMP 1019 OR |
| MDCL | MATERIAL DOCUMENT AND CLASSIFICATION | 66 FED STD ALL MATERIAL RESPONSES OVERALL |
| STYL | STYLE DESIGNATOR | KEY |
| Relevant Components for NSN - 5310-00-186-0990, 5310001860990 | ||||
| 5310-01-011-9703 (5310010119703) | 5310-01-631-4489 (5310016314489) | 5310-00-020-9053 (5310000209053) | 5310-01-041-3831 (5310010413831) | |
| 5310-01-180-5326 (5310011805326) | 5310-01-187-5440 (5310011875440) | 5310-00-092-6831 (5310000926831) | 5310-01-210-4885 (5310012104885) | |
| 5310-00-474-5240 (5310004745240) | 5310-00-474-3114 (5310004743114) | 5310-00-159-9146 (5310001599146) | 5310-01-528-9271 (5310015289271) | |
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