| 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) | 00-515-7720 (005157720) |
| NCB Code | USA (00) |
| Manufacturer | Hickok Incorporated, Lockheed Martin Corporation, Aeronautical Standards Group, Military Specifications |
| Part Number | Manufacturer | Item Name | Cage Code | RFQ |
|---|---|---|---|---|
| 14141-1 | hickok incorporated | nut plain hexagon | 28569 | RFQ |
| 2W19995FA1 | lockheed martin corporation | nut plain hexagon | 11530 | RFQ |
| AN345B416 | aeronautical standards group | nut plain hexagon | 88044 | RFQ |
| MILS933TYPEA | military specifications | nut plain hexagon | 81349 | RFQ |
| MRC | Criteria | Characteristic |
|---|---|---|
| AAJD | THREAD CLASS | 2B |
| AAJF | THREAD DIRECTION | RIGHT-HAND |
| ACTA | NUT STYLE | HEXAGON |
| ADEA | NUT HEIGHT | 0.178 INCHES MINIMUM AND 0.193 INCHES MAXIMUM |
| ASDB | WIDTH ACROSS FLATS | 0.423 INCHES MINIMUM AND 0.438 INCHES MAXIMUM |
| BZRR | THREAD SERIES | UNF |
| CMLP | THREAD QUANTITY PER INCH | 28 |
| CQJX | NOMINAL THREAD SIZE | 0.250 INCHES |
| CRSQ | COUNTERSINK ANGLE | 110.0 DEGREES NOMINAL NUT |
| CRTM | BEARING SURFACE TYPE | CHAMFERED OR WASHER FACED |
| MATT | MATERIAL | COPPER ALLOY OVERALL |
| Relevant Components for NSN - 5310-00-515-7720, 5310005157720 | ||||
| 5320-01-093-5687 (5320010935687) | 5340-00-286-8500 (5340002868500) | 5310-00-797-4430 (5310007974430) | 5331-01-548-6940 (5331015486940) | |
| 5340-01-389-2408 (5340013892408) | 5340-01-499-3481 (5340014993481) | 5310-01-418-9739 (5310014189739) | 5320-01-419-8697 (5320014198697) | |
| 5340-01-681-6722 (5340016816722) | 5340-01-620-4639 (5340016204639) | 5340-01-481-2087 (5340014812087) | 5331-01-097-0869 (5331010970869) | |
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