| Item Name | Washer Key |
| Federal Supply Group (FSG) | Hardware and Abrasives |
| Federal Supply Class (FSC) | 5310 Nuts and Washers |
| National Item Identification Number (NIIN) | 01-234-9934 (012349934) |
| NCB Code | USA (01) |
| Manufacturer | Twin Disc Incorporated, Marine And Industrial Transmissions Lt |
| MRC | Criteria | Characteristic |
|---|---|---|
| AAUB | HOLE DIAMETER | 3.562 INCHES NOMINAL |
| ABKV | OUTSIDE DIAMETER | 4.656 INCHES NOMINAL |
| ABLJ | INTERNAL STRAIGHT KEY WIDTH | 0.360 INCHES MINIMUM AND 0.370 INCHES MAXIMUM |
| ABLQ | DISTANCE FROM CENTERLINE TO TOP OF INTERNAL KEY | 1.630 INCHES MINIMUM AND 1.640 INCHES MAXIMUM |
| ABMR | INTERNAL KEY QUANTITY | 2 |
| ABPX | MATERIAL THICKNESS | 0.125 INCHES NOMINAL |
| FEAT | SPECIAL FEATURES | 19 HOLES EQUALLY SPACED 0.234 IN. DIA ON 4.060-4.065 IN. BOLT CIRCLE DIA |
| MATT | MATERIAL | STEEL OVERALL |
| STYL | STYLE DESIGNATOR | KEY |
| Components Related to NSN - 5310-01-234-9934, 5310012349934 | ||||
| 5330-00-154-7423 (5330001547423) | 5365-01-326-1135 (5365013261135) | 5306-01-053-6961 (5306010536961) | 5310-00-523-2141 (5310005232141) | |
| 5325-01-240-1213 (5325012401213) | 5360-01-089-4004 (5360010894004) | 5330-01-089-6878 (5330010896878) | 5330-01-125-9042 (5330011259042) | |
| 5365-01-447-3568 (5365014473568) | 5340-00-967-7591 (5340009677591) | 5305-00-733-6616 (5305007336616) | 5310-01-278-4520 (5310012784520) | |
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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