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) | 01-101-2022 (011012022) |
| NCB Code | USA (01) |
| Manufacturer | Timken Gears And Services Inc, Military Specifications, Control Flow Inc |
| Part Number | Manufacturer | Item Name | RFQ |
|---|---|---|---|
| WG105255 | timken gears and services inc | nut plain hexagon | RFQ |
| MIL-DTL-1222 | military specifications | nut plain hexagon | RFQ |
| MIL-S-001222 | military specifications | nut plain hexagon | RFQ |
| E108609 FINE 281 | control flow inc | nut plain hexagon | RFQ |
| MRC | Criteria | Characteristic |
|---|---|---|
| AAJD | THREAD CLASS | 3B |
| AAJF | THREAD DIRECTION | RIGHT-HAND |
| ACTA | NUT STYLE | HEXAGON |
| ADEA | NUT HEIGHT | 0.212 INCHES MINIMUM AND 0.226 INCHES MAXIMUM |
| ASDB | WIDTH ACROSS FLATS | 0.428 INCHES MINIMUM AND 0.438 INCHES MAXIMUM |
| BZRR | THREAD SERIES | UNC |
| CMLP | THREAD QUANTITY PER INCH | 20 |
| CQFM | HARDNESS RATING | 23.0 ROCKWELL C MINIMUM AND 34.0 ROCKWELL C MAXIMUM |
| CQJX | NOMINAL THREAD SIZE | 0.250 INCHES |
| CRTM | BEARING SURFACE TYPE | WASHER FACED |
| FEAT | SPECIAL FEATURES | MATERIAL: STEEL GRADE 2 |
| MATT | MATERIAL | STEEL OVERALL |
| SFTT | SURFACE TREATMENT | ZINC OVERALL |
| STDC | SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | ASTM B633,TY 2,CL FE/ZN13 ASSN STD SINGLE TREATMENT RESPONSE OVERALL |
| ZZZT | NONDEFINITIVE SPEC/STD DATA | 1 TYPE AND A STYLE |
| Relevant Components for NSN - 5310-01-101-2022, 5310011012022 | ||||
| 5340-01-131-8536 (5340011318536) | 5306-01-438-9363 (5306014389363) | 5306-00-839-1951 (5306008391951) | 5330-00-854-3797 (5330008543797) | |
| 5330-99-729-7553 (5330997297553) | 5306-01-710-7805 (5306017107805) | 5310-01-125-4124 (5310011254124) | 5315-01-514-6048 (5315015146048) | |
| 5306-00-009-5138 (5306000095138) | 5340-01-575-9010 (5340015759010) | 5305-00-130-4358 (5305001304358) | 5310-01-513-5337 (5310015135337) | |
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