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) | 00-808-3021 (008083021) |
| NCB Code | USA (00) |
| Manufacturer | United Technologies Corporation |
| MRC | Criteria | Characteristic |
|---|---|---|
| AAJD | THREAD CLASS | 3B |
| AAJF | THREAD DIRECTION | RIGHT-HAND |
| ABPH | SMALL END DIAMETER | 1.390 INCHES MINIMUM AND 1.410 INCHES MAXIMUM |
| ACTD | NUT DIAMETER | 1.610 INCHES MINIMUM AND 1.630 INCHES MAXIMUM |
| ADBG | NUT THICKNESS | 0.990 INCHES MINIMUM AND 1.010 INCHES MAXIMUM |
| ADBM | DRIVE POINT QUANTITY | 8 |
| BZRR | THREAD SERIES | UNF |
| CQFM | HARDNESS RATING | 30.0 ROCKWELL C MINIMUM AND 38.0 ROCKWELL C MAXIMUM |
| MATT | MATERIAL | STEEL CORROSION RESISTING OVERALL |
| MDCL | MATERIAL DOCUMENT AND CLASSIFICATION | AMS 5616 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| STDC | SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | AMS 2410 ASSN STD SINGLE TREATMENT RESPONSE OVERALL |
| ABQU | DRIVE POINT DEPTH | 0.065 INCHES MINIMUM AND 0.085 INCHES MAXIMUM |
| ADBH | DRIVE POINT WIDTH | 0.180 INCHES MINIMUM AND 0.200 INCHES MAXIMUM |
| CMLP | THREAD QUANTITY PER INCH | 12 |
| CQJX | NOMINAL THREAD SIZE | 1.000 INCHES |
| CRSQ | COUNTERSINK ANGLE | 85.0 DEGREES MINIMUM NUT AND 95.0 DEGREES MAXIMUM NUT |
| PRMT | PRECIOUS MATERIAL | SILVER |
| SFTT | SURFACE TREATMENT | SILVER OVERALL |
| Relevant Components for NSN - 5310-00-808-3021, 5310008083021 | ||||
| 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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