| Item Name | Washer Key |
| Federal Supply Group (FSG) | Hardware and Abrasives |
| Federal Supply Class (FSC) | 5310 Nuts and Washers |
| National Item Identification Number (NIIN) | 00-637-4885 (006374885) |
| NCB Code | USA (00) |
| Manufacturer | Grayhill Inc, Navair And Navsea Managed, Zf Industrieantriebe Witten Gmbh, Edo Corp, Honeywell Regelsysteme, Rudolph Research, Lockheed Martin Corporation, Northrop Grumman Systems Corporation, Drs Icas Llc, Alcatel Telspace Unite Electronique, Thales Communications And Security |
| Part Number | Manufacturer | Item Name | Cage Code | RFQ |
|---|---|---|---|---|
| 12C1087 | grayhill inc | washer key | 81073 | RFQ |
| 12C1087-1 | grayhill inc | washer key | 81073 | RFQ |
| 2420465 | navair and navsea managed | washer key | 10001 | RFQ |
| 300-590P13 | zf industrieantriebe witten gmbh | washer key | d9182 | RFQ |
| 367567-1 | edo corp | washer key | 00752 | RFQ |
| 43912798-001 | honeywell regelsysteme | washer key | d9444 | RFQ |
| 468024001 | rudolph research | washer key | 94474 | RFQ |
| A8834816REV2PT1 | lockheed martin corporation | washer key | 49671 | RFQ |
| GR840A1 | northrop grumman systems corporation | washer key | 26512 | RFQ |
| SC5310-0009-1 | drs icas llc | washer key | 12115 | RFQ |
| T275-310 | alcatel telspace unite electronique | washer key | f0181 | RFQ |
| T275-310 | thales communications and security | washer key | f0057 | RFQ |
| MRC | Criteria | Characteristic |
|---|---|---|
| AAUB | HOLE DIAMETER | 0.375 INCHES MINIMUM AND 0.379 INCHES MAXIMUM |
| ABKV | OUTSIDE DIAMETER | 0.615 INCHES MINIMUM AND 0.635 INCHES MAXIMUM |
| ABKY | EXTERNAL PREBENT KEY LENGTH | 0.084 INCHES MINIMUM AND 0.104 INCHES MAXIMUM |
| ABLF | EXTERNAL PREBENT KEY WIDTH | 0.117 INCHES MINIMUM AND 0.123 INCHES MAXIMUM |
| ABLJ | INTERNAL STRAIGHT KEY WIDTH | 0.059 INCHES MINIMUM AND 0.061 INCHES MAXIMUM |
| ABLQ | DISTANCE FROM CENTERLINE TO TOP OF INTERNAL KEY | 0.157 INCHES MINIMUM AND 0.163 INCHES MAXIMUM |
| ABLS | DISTANCE FROM CENTERLINE TO INSIDE OF PREBENT KEY | 0.406 INCHES MINIMUM AND 0.416 INCHES MAXIMUM |
| ABLX | OVERALL DISTANCE INCLUDING KEYS | 0.749 INCHES MINIMUM AND 0.759 INCHES MAXIMUM |
| ABPX | MATERIAL THICKNESS | 0.031 INCHES NOMINAL |
| CSKN | EXTERNAL PREBENT KEY ANGLE | 90.0 DEGREES NOMINAL |
| MATT | MATERIAL | COPPER ALLOY OVERALL |
| SFTT | SURFACE TREATMENT | CADMIUM OVERALL |
| STDC | SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | QQ-P-416,TY 2,CL 2 FED SPEC SINGLE TREATMENT RESPONSE OVERALL |
| STYL | STYLE DESIGNATOR | KEY |
| Relevant Components for NSN - 5310-00-637-4885, 5310006374885 | ||||
| 5355-00-871-8773 (5355008718773) | 5340-01-243-1107 (5340012431107) | 5315-01-506-6976 (5315015066976) | 5360-01-371-2450 (5360013712450) | |
| 5305-01-613-5639 (5305016135639) | 5330-01-519-5567 (5330015195567) | 5310-01-577-1001 (5310015771001) | 5342-01-650-6980 (5342016506980) | |
| 5325-01-544-9407 (5325015449407) | 5330-01-276-9620 (5330012769620) | 5340-01-659-7595 (5340016597595) | 5340-01-362-7603 (5340013627603) | |
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