AS9120B, ISO 9001:2015, and FAA AC 0056B Accredited
| Item Name | Nut Self Locking Plate |
| Federal Supply Group (FSG) | Hardware and Abrasives |
| Federal Supply Class (FSC) | 5310 Nuts and Washers |
| National Item Identification Number (NIIN) | 00-281-9241 (002819241) |
| NCB Code | USA (00) |
| Manufacturer | Military Specifications, Harvard Industries Inc, Fitz Aerospace Llc, Aeronautical Standards Group |
| MRC | Criteria | Characteristic |
|---|---|---|
| AAJD | THREAD CLASS | 3B |
| AAJF | THREAD DIRECTION | RIGHT-HAND |
| AAUM | LOCKING FEATURE | PREVAILING TORQUE ALL METAL DESIGN |
| AAWY | COUNTERBORE DIAMETER | 0.482 INCHES MINIMUM NUT AND 0.502 INCHES MAXIMUM NUT |
| ABTB | MOUNTING HOLE DIAMETER | 0.098 INCHES MINIMUM AND 0.103 INCHES MAXIMUM |
| ACTA | NUT STYLE | PLATE |
| ACVN | NUT LENGTH | 1.265 INCHES MINIMUM AND 1.297 INCHES MAXIMUM |
| ADEA | NUT HEIGHT | 0.453 INCHES MAXIMUM |
| ADEB | PLATE THICKNESS | 0.031 INCHES MINIMUM AND 0.063 INCHES MAXIMUM |
| ADEC | PLATE WIDTH | 0.546 INCHES MINIMUM AND 0.578 INCHES MAXIMUM |
| ADFP | NUT MOUNTING PROVISION | STRAIGHT HOLES |
| ADFU | MOUNTING HOLE ARRANGEMENT STYLE | 2 HOLES |
| ADFW | DISTANCE FROM APERTURE CENTER TO MOUNTING HOLE CENTER | 0.500 INCHES NOMINAL |
| ADFY | CENTER TO CENTER DISTANCE BETWEEN MOUNTING HOLES ALONG LENGTH | 0.995 INCHES MINIMUM AND 1.005 INCHES MAXIMUM |
| AZKQ | TEMP RATING | 250.0 DEG FAHRENHEIT NOMINAL |
| BZRR | THREAD SERIES | UNF |
| CMLP | THREAD QUANTITY PER INCH | 28 |
| CQJX | NOMINAL THREAD SIZE | 0.250 INCHES |
| CRSQ | COUNTERSINK ANGLE | 81.5 DEGREES MINIMUM NUT AND 82.5 DEGREES MAXIMUM NUT |
| MATT | MATERIAL | STEEL COMP 1020 OVERALL OR STEEL COMP 1025 OVERALL |
| MDCL | MATERIAL DOCUMENT AND CLASSIFICATION | MIL-S-7952 MIL SPEC ALL MATERIAL RESPONSES OVERALL |
| SFTT | SURFACE TREATMENT | CADMIUM OVERALL OR ZINC OVERALL |
| Relevant Components for NSN - 5310-00-281-9241, 5310002819241 | ||||
| 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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