AS9120B, ISO 9001:2015, and FAA AC 0056B Accredited
| Item Name | Nut Plain Round |
| Federal Supply Group (FSG) | Hardware and Abrasives |
| Federal Supply Class (FSC) | 5310 Nuts and Washers |
| National Item Identification Number (NIIN) | 00-525-5115 (005255115) |
| NCB Code | USA (00) |
| Manufacturer | Curtiss Wright Controls Inc |
| MRC | Criteria | Characteristic |
|---|---|---|
| AAJD | THREAD CLASS | 3B |
| AAJF | THREAD DIRECTION | RIGHT-HAND |
| AAWY | COUNTERBORE DIAMETER | 4.000 INCHES NOMINAL NUT |
| ABPH | SMALL END DIAMETER | 4.758 INCHES MINIMUM AND 4.762 INCHES MAXIMUM |
| ABQU | DRIVE POINT DEPTH | 0.160 INCHES NOMINAL |
| ACTA | NUT STYLE | ROUND |
| ACTD | NUT DIAMETER | 5.120 INCHES NOMINAL |
| ADBG | NUT THICKNESS | 0.919 INCHES MINIMUM AND 0.921 INCHES MAXIMUM |
| ADBH | DRIVE POINT WIDTH | 0.375 INCHES NOMINAL |
| ADBJ | UNDERCUT THICKNESS | 0.600 INCHES NOMINAL |
| ADBM | DRIVE POINT QUANTITY | 8 |
| ADFK | NUT COUNTERBORE DEPTH | 0.120 INCHES NOMINAL NUT |
| Relevant Components for NSN - 5310-00-525-5115, 5310005255115 | ||||
| 5305-00-151-0390 (5305001510390) | 5305-00-162-0212 (5305001620212) | 5330-01-021-6193 (5330010216193) | 5306-01-667-2305 (5306016672305) | |
| 5305-00-702-7578 (5305007027578) | 5306-01-467-0619 (5306014670619) | 5340-14-507-0973 (5340145070973) | 5330-01-545-5049 (5330015455049) | |
| 5331-01-433-9967 (5331014339967) | 5330-01-176-0563 (5330011760563) | 5330-20-001-0516 (5330200010516) | 5305-00-550-9932 (5305005509932) | |
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