| 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) | 00-519-1143 (005191143) |
| NCB Code | USA (00) |
| Manufacturer | Army United States Department Of The |
| MRC | Criteria | Characteristic |
|---|---|---|
| AAJD | THREAD CLASS | 3B3B |
| AAJF | THREAD DIRECTION | RIGHT-HANDRIGHT-HAND |
| ACTA | NUT STYLE | HEXAGONHEXAGON |
| ADEA | NUT HEIGHT | 0.615 INCHES MINIMUM AND 0.615 INCHES MINIMUM AND 0.635 INCHES MAXIMUM0.635 INCHES MAXIMUM |
| ALET | HOLE TYPE AND QUANTITY | 1 TAPPED1 TAPPED |
| ASDB | WIDTH ACROSS FLATS | 1.990 INCHES MINIMUM AND 1.990 INCHES MINIMUM AND 2.010 INCHES MAXIMUM2.010 INCHES MAXIMUM |
| BZRR | THREAD SERIES | UNUN |
| CMLP | THREAD QUANTITY PER INCH | 1212 |
| CQFM | HARDNESS RATING | 18.0 ROCKWELL C MINIMUM AND 18.0 ROCKWELL C MINIMUM AND 27.0 ROCKWELL C MAXIMUM27.0 ROCKWELL C MAXIMUM |
| CQJX | NOMINAL THREAD SIZE | 1.438 INCHES1.438 INCHES |
| CRHC | HOLE CONFIGURATION STYLE | CONFIGURATION ACONFIGURATION A |
| CRTM | BEARING SURFACE TYPE | WASHER FACEDWASHER FACED |
| CSPF | HOLE NOMINAL THREAD DIAMETER | 0.250 INCHES0.250 INCHES |
| CSXL | BEARING SURFACE FINISH | 125.0 MICROINCHES125.0 MICROINCHES |
| MATT | MATERIAL | STEEL COMP 4140 OR STEEL COMP 4140 OR STEEL COMP 8640 OR STEEL COMP 8640 OR STEEL COMP 1335 OR STEEL COMP 1335 OR STEEL COMP 1045 OVERALLSTEEL COMP 1045 OVERALL |
| MDCL | MATERIAL DOCUMENT AND CLASSIFICATION | ASTM A322 ASSN STD 1ST MATERIAL RESPONSE OR ASTM A322 ASSN STD 1ST MATERIAL RESPONSE OR ASTM A331 ASSN STD 1ST MATERIAL RESPONSE OR ASTM A331 ASSN STD 1ST MATERIAL RESPONSE OR ASTM A322 ASSN STD 2ND MATERIAL RESPONSE OR ASTM A322 ASSN |
| SFTT | SURFACE TREATMENT | PHOSPHATE OVERALLPHOSPHATE OVERALL |
| Relevant Components for NSN - 5310-00-519-1143, 5310005191143 | ||||
| 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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