| 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 |
| Components Related to NSN - 5310-00-808-3021, 5310008083021 | ||||
| 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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