| 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) | 00-021-8550 (000218550) |
| NCB Code | USA (00) |
| Manufacturer | General Motors Corp, Lockheed Martin Aeronautical Systems, Lockheed Martin Services Inc, Federal Specifications |
| Part Number | Manufacturer | Item Name | Cage Code | RFQ |
|---|---|---|---|---|
| 218550 | general motors corp | nut plain hexagon | 7x677 | RFQ |
| 218550 | lockheed martin aeronautical systems | nut plain hexagon | 74703 | RFQ |
| 218550 | lockheed martin services inc | nut plain hexagon | 1wl60 | RFQ |
| FFN836GPCTYPE2STYLE1GRADEA | federal specifications | nut plain hexagon | 81348 | RFQ |
| MRC | Criteria | Characteristic |
|---|---|---|
| ASDB | WIDTH ACROSS FLATS | 0.1800 INCHES MINIMUM AND 0.1875 INCHES MAXIMUM |
| BZRR | THREAD SERIES | UNC |
| CMLP | THREAD QUANTITY PER INCH | 48 |
| CQJX | NOMINAL THREAD SIZE | 0.099 INCHES |
| CRTM | BEARING SURFACE TYPE | FLAT |
| MATT | MATERIAL | STEEL OVERALL |
| ZZZT | NONDEFINITIVE SPEC/STD DATA | C GROUP AND 2 TYPE AND 1 STYLE AND A GRADE |
| AAJD | THREAD CLASS | 2B |
| AAJF | THREAD DIRECTION | RIGHT-HAND |
| ACTA | NUT STYLE | HEXAGON |
| ADEA | NUT HEIGHT | 0.057 INCHES MINIMUM AND 0.066 INCHES MAXIMUM |
| Components Related to NSN - 5310-00-021-8550, 5310000218550 | ||||
| 5325-01-017-8809 (5325010178809) | 5330-01-278-3019 (5330012783019) | 5365-01-304-3832 (5365013043832) | 5305-15-060-1487 (5305150601487) | |
| 5305-01-361-3193 (5305013613193) | 5330-01-259-4088 (5330012594088) | 5340-01-672-8342 (5340016728342) | 5342-00-452-9798 (5342004529798) | |
| 5310-01-175-0629 (5310011750629) | 5330-01-120-4149 (5330011204149) | 5331-01-441-4577 (5331014414577) | 5330-01-425-8795 (5330014258795) | |
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