The Nut,plain,rectangular, cataloged under National Stock Number 5310-00-381-5826, is classified within Federal Supply Class 5310 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Lockheed Martin Corporation Div Rms - Mitchel Field. Government technical data includes 13 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 2 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 3 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5310-00-381-5826 |
| Primary Part Number | 231120 |
| Item Name | Nut,plain,rectangular |
| FSC / FSG | 5310 / 53 — No Item Name Available |
| Manufacturer | Lockheed Martin Corporation Div Rms - Mitchel Field |
| Status | ACTIVE |
| Nut Width | 1.750 INCHES NOMINAL IN |
| Nut Style | PLAIN, RECTANGULAR |
| Surface Treatment Document and Classification | MIL-E-1265 MIL SPEC SINGLE TREATMENT RESPONSE OVERALL |
| Material Document and Classification | ASTM B584 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| Thread Series | UN |
| Nominal Thread Size | 1.062 INCHES IN |
| Thread Quantity Per Inch | 16 |
| Surface Treatment | PAINT OVERALL |
| Material | COPPER ALLOY 875 OVERALL |
| Thread Class | 3C |
| Nut Length | 2.000 INCHES NOMINAL IN |
| Thread Direction | RIGHT-HAND |
| Nut Height | 1.250 INCHES NOMINAL IN |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
NSN 5310-00-381-5826 is a Nut,plain,rectangular, manufactured by Lockheed Martin Corporation Div Rms - Mitchel Field, classified under FSC 5310 (No Item Name Available). Status: active.
NSN 5310-00-381-5826 has 2 cross-referenced part numbers: 654906 (Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier), 231120 (Lockheed Martin Corporation Div Rms - Mitchel Field).
There are 3 known substitutes for 5310-00-381-5826: 2520-00-734-9600, 6210-01-145-9018, 6520-01-153-4261. Verify interchangeability with system specifications before substitution.
Key specifications for 231120: Nut Width: 1.750 INCHES NOMINAL IN; Nut Style: PLAIN, RECTANGULAR; Surface Treatment Document and Classification: MIL-E-1265 MIL SPEC SINGLE TREATMENT RESPONSE OVERALL; Material Document and Classification: ASTM B584 ASSN STD SINGLE MATERIAL RESPONSE OVERALL. 14 total characteristics are documented in the Federal Logistics Information System.