AS9120B, ISO 9001:2015, and FAA AC 0056B Accredited
| Item Name | Nut Plain Hexagon |
| Federal Supply Group (FSG) | Hardware and Abrasives |
| Federal Supply Class (FSC) | 5310 Nuts and Washers |
| National Item Identification Number (NIIN) | 00-266-0514 (002660514) |
| NCB Code | USA (00) |
| Manufacturer | Federal Specifications, Alcatel Network Systems Inc, Aeronautical Standards Group |
| MRC | Criteria | Characteristic |
|---|---|---|
| AAJD | THREAD CLASS | 2B |
| AAJF | THREAD DIRECTION | RIGHT-HAND |
| ACTA | NUT STYLE | HEXAGON |
| ADEA | NUT HEIGHT | 0.208 INCHES MINIMUM AND 0.225 INCHES MAXIMUM |
| ASDB | WIDTH ACROSS FLATS | 0.545 INCHES MINIMUM AND 0.562 INCHES MAXIMUM |
| BZRR | THREAD SERIES | UNC |
| CMLP | THREAD QUANTITY PER INCH | 18 |
| CQJX | NOMINAL THREAD SIZE | 0.312 INCHES |
| CRSQ | COUNTERSINK ANGLE | 110.0 DEGREES NOMINAL NUT |
| CRTM | BEARING SURFACE TYPE | FLAT |
| MATT | MATERIAL | STEEL COMP 431 OVERALL OR STEEL COMP 303 OVERALL |
| MDCL | MATERIAL DOCUMENT AND CLASSIFICATION | ASTM A276 ASSN STD 1ST MATERIAL RESPONSE OVERALL OR SAE J405,UNS S43100 ASSN STD 1ST MATERIAL RESPONSE OVERALL OR MIL-S-7720,COMP 303 MIL SPEC 2ND MATERIAL RESPONSE OVERALL OR SAE J405,UNS S30300 ASSN STD 2ND MATERIAL RESPONSE OVERALL |
| SFTT | SURFACE TREATMENT | PASSIVATE OVERALL |
| STDC | SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | QQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE OVERALL |
| ZZZK | SPECIFICATION/STANDARD DATA | 81348-FF-N-836 GOVERNMENT SPECIFICATION AND 88044-AN340 GOVERNMENT STANDARD |
| ZZZT | NONDEFINITIVE SPEC/STD DATA | 2 TYPE AND 4 STYLE AND 5/16-18UNC SIZE |
| ZZZW | DEPARTURE FROM CITED DOCUMENT | AS MODIFIED BY MATL |
| Relevant Components for NSN - 5310-00-266-0514, 5310002660514 | ||||
| 5320-01-311-2514 (5320013112514) | 5365-01-606-7886 (5365016067886) | 5310-01-687-5946 (5310016875946) | 5331-01-345-2325 (5331013452325) | |
| 5331-01-137-6352 (5331011376352) | 5340-01-677-5187 (5340016775187) | 5310-01-215-1121 (5310012151121) | 5330-01-558-9303 (5330015589303) | |
| 5320-01-007-1870 (5320010071870) | 5365-00-542-0989 (5365005420989) | 5305-01-279-0723 (5305012790723) | 5315-01-181-8363 (5315011818363) | |
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