| Item Name | Washer Key |
| Federal Supply Group (FSG) | Hardware and Abrasives |
| Federal Supply Class (FSC) | 5310 Nuts and Washers |
| National Item Identification Number (NIIN) | 00-639-3865 (006393865) |
| NCB Code | USA (00) |
| Manufacturer | Associated Aerospace Activities Inc, General Motors Corp, Allison Transmission Inc |
| MRC | Criteria | Characteristic |
|---|---|---|
| AAUB | HOLE DIAMETER | 2.130 INCHES MINIMUM AND 2.135 INCHES MAXIMUM |
| ABKV | OUTSIDE DIAMETER | 2.656 INCHES NOMINAL |
| ABLB | INTERNAL PREBENT KEY LENGTH | 0.188 INCHES NOMINAL |
| ABLF | EXTERNAL PREBENT KEY WIDTH | 0.230 INCHES NOMINAL |
| ABLK | INTERNAL PREBENT KEY WIDTH | 0.235 INCHES MINIMUM AND 0.245 INCHES MAXIMUM |
| ABLX | OVERALL DISTANCE INCLUDING KEYS | 3.109 INCHES NOMINAL |
| ABMQ | EXTERNAL KEY QUANTITY | 17 |
| ABPX | MATERIAL THICKNESS | 0.068 INCHES MINIMUM AND 0.081 INCHES MAXIMUM |
| CQFM | HARDNESS RATING | 55.0 ROCKWELL B MAXIMUM |
| HEAT | HEAT TREATMENT | AS FABRICATED |
| MATT | MATERIAL | STEEL OVERALL |
| MDCL | MATERIAL DOCUMENT AND CLASSIFICATION | FMS-61100,FSCM 26095 MFR REF SINGLE MATERIAL RESPONSE OVERALL |
| SFTT | SURFACE TREATMENT | CADMIUM OVERALL |
| STDC | SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | AMS 2400 ASSN STD SINGLE TREATMENT RESPONSE OVERALL |
| STYL | STYLE DESIGNATOR | KEY |
| Relevant Components for NSN - 5310-00-639-3865, 5310006393865 | ||||
| 5330-01-701-4089 (5330017014089) | 5305-01-213-9722 (5305012139722) | 5320-01-460-5665 (5320014605665) | 5306-01-475-3608 (5306014753608) | |
| 5306-01-626-6230 (5306016266230) | 5306-00-292-8749 (5306002928749) | 5342-01-673-3505 (5342016733505) | 5330-01-283-1784 (5330012831784) | |
| 5365-01-228-1431 (5365012281431) | 5365-00-466-3750 (5365004663750) | 5310-00-595-7616 (5310005957616) | 5305-00-550-0140 (5305005500140) | |
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.
Request for Quote
