| Item Name | Washer Key |
| Federal Supply Group (FSG) | Hardware and Abrasives |
| Federal Supply Class (FSC) | 5310 Nuts and Washers |
| National Item Identification Number (NIIN) | 00-471-9105 (004719105) |
| NCB Code | USA (00) |
| Manufacturer | Sae International, Inspektorat Wsparcia Sil Zbrojnych, Nimikkeistokeskus Ncb Finland, Westinghouse Electric Corp, Society Of Automotive Engineers Inc, Boeing Defence Australia, United Technologies Corporation, Military Standards Corp |
| Part Number | Manufacturer | Item Name | Cage Code | RFQ |
|---|---|---|---|---|
| MS9581-10 | sae international | washer key | 0u583 | RFQ |
| 5310PL0194257 | inspektorat wsparcia sil zbrojnych | washer key | 9009h | RFQ |
| 10121402 | nimikkeistokeskus ncb finland | washer key | a486g | RFQ |
| 107T956 | westinghouse electric corp | washer key | 79500 | RFQ |
| MS9581-10 | society of automotive engineers inc | washer key | 81343 | RFQ |
| MS9581-10 | boeing defence australia | washer key | z8t75 | RFQ |
| 107T956 | united technologies corporation | washer key | 77445 | RFQ |
| MS9581-10 | military standards corp | washer key | 96906 | RFQ |
| MRC | Criteria | Characteristic |
|---|---|---|
| AAUB | HOLE DIAMETER | 0.250 INCHES NOMINAL |
| ABKV | OUTSIDE DIAMETER | 0.440 INCHES MINIMUM AND 0.450 INCHES MAXIMUM |
| ABKY | EXTERNAL PREBENT KEY LENGTH | 0.110 INCHES MINIMUM AND 0.115 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 | 0.265 INCHES MINIMUM AND 0.275 INCHES MAXIMUM |
| ABPX | MATERIAL THICKNESS | 0.028 INCHES MINIMUM AND 0.036 INCHES MAXIMUM |
| CSFW | ANGLE BETWEEN EXTERNAL KEYS | 58.0 DEGREES MINIMUM AND 62.0 DEGREES MAXIMUM |
| CSKN | EXTERNAL PREBENT KEY ANGLE | 15.0 DEGREES NOMINAL |
| MATT | MATERIAL | STEEL COMP 321 OVERALL |
| MDCL | MATERIAL DOCUMENT AND CLASSIFICATION | AMS 5510 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| STYL | STYLE DESIGNATOR | 90 DEGREE LOCKING KEY |
| Relevant Components for NSN - 5310-00-471-9105, 5310004719105 | ||||
| 5320-01-093-5687 (5320010935687) | 5340-00-286-8500 (5340002868500) | 5310-00-797-4430 (5310007974430) | 5331-01-548-6940 (5331015486940) | |
| 5340-01-389-2408 (5340013892408) | 5340-01-499-3481 (5340014993481) | 5310-01-418-9739 (5310014189739) | 5320-01-419-8697 (5320014198697) | |
| 5340-01-681-6722 (5340016816722) | 5340-01-620-4639 (5340016204639) | 5340-01-481-2087 (5340014812087) | 5331-01-097-0869 (5331010970869) | |
If You’re Ever Looking for NSN parts Or Have an Aircraft On Ground Situation, Don’t forget That We offer Competitive Pricing and Guaranteed On-Time Delivery.
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