| Item Name | Nut Plain Square |
| Federal Supply Group (FSG) | Hardware and Abrasives |
| Federal Supply Class (FSC) | 5310 Nuts and Washers |
| National Item Identification Number (NIIN) | 01-207-0239 (012070239) |
| NCB Code | USA (01) |
| Manufacturer | Navair And Navsea Managed |
| MRC | Criteria | Characteristic |
|---|---|---|
| AAJD | THREAD CLASS | 3B |
| AAJF | THREAD DIRECTION | RIGHT-HAND |
| AAWY | COUNTERBORE DIAMETER | 1.781 INCHES NOMINAL FIRST END |
| ACTA | NUT STYLE | SQUARE |
| ADEA | NUT HEIGHT | 0.375 INCHES NOMINAL |
| ADFK | NUT COUNTERBORE DEPTH | 0.030 INCHES MINIMUM FIRST END AND 0.040 INCHES MAXIMUM FIRST END |
| ASDB | WIDTH ACROSS FLATS | 2.250 INCHES NOMINAL |
| BZRR | THREAD SERIES | UNS |
| CMLP | THREAD QUANTITY PER INCH | 12 |
| CQJX | NOMINAL THREAD SIZE | 1.750 INCHES |
| CRTM | BEARING SURFACE TYPE | FLAT |
| FEAT | SPECIAL FEATURES | FOUR TAPPED HOLES THRU CORNERS 0.250-20UNC-3B 1.750 IN. APART COUNTERSUNK 90.0 DEG ON BOTH SIDES |
| MATT | MATERIAL | STEEL OVERALL |
| Relevant Components for NSN - 5310-01-207-0239, 5310012070239 | ||||
| 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) | |
If You’re Ever Looking for NSN parts Or Have an Aircraft On Ground Situation, Don’t forget That We offer Competitive Pricing and Guaranteed On-Time Delivery.
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