The Nut,plain,assembled Washer, cataloged under National Stock Number 5310-01-148-5400, is classified within Federal Supply Class 5310 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Barnes Group Inc. Dba Barnes Distribution. Government technical data includes 10 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 1 commercial cross-reference from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 6 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5310-01-148-5400 |
| Primary Part Number | 31231 |
| Item Name | Nut,plain,assembled Washer |
| FSC / FSG | 5310 / 53 — No Item Name Available |
| Manufacturer | Barnes Group Inc. Dba Barnes Distribution |
| Status | ACTIVE |
| Nut Height | 0.132 INCHES NOMINAL IN |
| Washer Outside Diameter | 0.369 INCHES NOMINAL IN |
| Nominal Thread Size | 0.138 INCHES IN |
| Thread Series | UNIFIED NATIONAL COARSE (UNC) |
| Thread Quantity Per Inch | 32 |
| Material | STEEL OVERALL |
| Width Across Flats | 0.307 INCHES NOMINAL IN |
| Thread Direction | RIGHT-HAND |
| Nut Style | EXTERNAL TOOTH |
| Thread Class | 2B |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| 31231 PRIMARY | Barnes Group Inc. Dba Barnes Distribution (USA) |
NSN 5310-01-148-5400 is a Nut,plain,assembled Washer, manufactured by Barnes Group Inc. Dba Barnes Distribution, classified under FSC 5310 (No Item Name Available). Status: active.
NSN 5310-01-148-5400 has 1 cross-referenced part number: 31231 (Barnes Group Inc. Dba Barnes Distribution).
There are 6 known substitutes for 5310-01-148-5400: 4710-00-351-3780, 2805-00-358-3470, 8040-01-024-6991 and 3 more. Verify interchangeability with system specifications before substitution.
Key specifications for 31231: Nut Height: 0.132 INCHES NOMINAL IN; Overall Height: 0.170 INCHES NOMINAL IN; Washer Outside Diameter: 0.369 INCHES NOMINAL IN; Nominal Thread Size: 0.138 INCHES IN. 11 total characteristics are documented in the Federal Logistics Information System.