AS9120B, ISO 9001:2015, and FAA AC 0056B Accredited
| Item Name | Nut Plain Internal Wrenching |
| Federal Supply Group (FSG) | Hardware and Abrasives |
| Federal Supply Class (FSC) | 5310 Nuts and Washers |
| National Item Identification Number (NIIN) | 00-149-8604 (001498604) |
| NCB Code | USA (00) |
| Manufacturer | World Fasteners Inc, Allen Mfg Co |
| MRC | Criteria | Characteristic |
|---|---|---|
| AAJD | THREAD CLASS | 3B |
| AAJF | THREAD DIRECTION | RIGHT-HAND |
| AATB | WIDTH BETWEEN FLATS | 0.156 INCHES NOMINAL |
| ABQZ | INTERNAL DRIVE STYLE | DOUBLE HEXAGON |
| ACTA | NUT STYLE | INTERNAL WRENCHING |
| ACTD | NUT DIAMETER | 0.274 INCHES MINIMUM AND 0.278 INCHES MAXIMUM |
| ADEA | NUT HEIGHT | 0.223 INCHES MINIMUM AND 0.230 INCHES MAXIMUM |
| BZRR | THREAD SERIES | UNC |
| CMLP | THREAD QUANTITY PER INCH | 32 |
| CQFM | HARDNESS RATING | 38.0 ROCKWELL C MINIMUM AND 42.0 ROCKWELL C MAXIMUM |
| CQJX | NOMINAL THREAD SIZE | 0.138 INCHES |
| CRSQ | COUNTERSINK ANGLE | 45.0 DEGREES NOMINAL NUT |
| MATT | MATERIAL | STEEL OVERALL |
| Relevant Components for NSN - 5310-00-149-8604, 5310001498604 | ||||
| 5355-00-582-7370 (5355005827370) | 5340-01-492-4288 (5340014924288) | 5340-00-523-3711 (5340005233711) | 5330-01-275-9444 (5330012759444) | |
| 5340-01-238-2053 (5340012382053) | 5365-01-693-2245 (5365016932245) | 5331-01-258-8240 (5331012588240) | 5365-01-672-1629 (5365016721629) | |
| 5365-01-432-4280 (5365014324280) | 5365-01-654-1906 (5365016541906) | 5340-01-451-0804 (5340014510804) | 5340-01-489-6012 (5340014896012) | |
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