| Item Name | Washer Shouldered And Recessed |
| Federal Supply Group (FSG) | Hardware and Abrasives |
| Federal Supply Class (FSC) | 5310 Nuts and Washers |
| National Item Identification Number (NIIN) | 01-131-2957 (011312957) |
| NCB Code | USA (01) |
| Manufacturer | Nimikkeistokeskus Ncb Finland, Boeing Company The, Steelville Manufacturing Co, Triumph Structures Wichita Inc |
| Part Number | Manufacturer | Item Name | Cage Code | RFQ |
|---|---|---|---|---|
| 10109599 | nimikkeistokeskus ncb finland | washer shouldered and recessed | a486g | RFQ |
| 74A110681-2001 | boeing company the | washer shouldered and recessed | 76301 | RFQ |
| 74A110681-2001 | steelville manufacturing co | washer shouldered and recessed | 25989 | RFQ |
| 74A110681-2001 | triumph structures wichita inc | washer shouldered and recessed | 1u854 | RFQ |
| MRC | Criteria | Characteristic |
|---|---|---|
| AAUB | HOLE DIAMETER | 0.312 INCHES MINIMUM AND 0.319 INCHES MAXIMUM |
| AAVH | SHOULDER DIAMETER | 1.750 INCHES NOMINAL |
| ABKV | OUTSIDE DIAMETER | 2.900 INCHES NOMINAL |
| ABMD | RECESS DIAMETER | 0.375 INCHES MINIMUM AND 0.405 INCHES MAXIMUM |
| ABMG | SHOULDER HEIGHT | 0.140 INCHES NOMINAL |
| CSTM | RECESS ANGLE | 90.0 DEGREES NOMINAL |
| FEAT | SPECIAL FEATURES | BEARING SURFACE CONVEX 3.000 IN. RADIUS |
| MATT | MATERIAL | ALUMINUM ALLOY 7075 OVERALL |
| Components Related to NSN - 5310-01-131-2957, 5310011312957 | ||||
| 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) | |
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