The Nut,plain,assembled Washer, cataloged under National Stock Number 5310-00-121-8281, is classified within Federal Supply Class 5310 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Brp Us Inc. Government technical data includes 8 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 4 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 10 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5310-00-121-8281 |
| Primary Part Number | 31022 |
| Item Name | Nut,plain,assembled Washer |
| FSC / FSG | 5310 / 53 — No Item Name Available |
| Manufacturer | Brp Us Inc |
| Status | ACTIVE |
| Thread Quantity Per Inch | 20 |
| Thread Class | 2B |
| Thread Direction | RIGHT-HAND |
| Nut Height | 0.219 INCHES NOMINAL IN |
| Thread Series | UNIFIED NATIONAL COARSE (UNC) |
| Nominal Thread Size | 0.250 INCHES IN |
| Washer Outside Diameter | 0.500 INCHES NOMINAL IN |
| Width Across Flats | 0.432 INCHES NOMINAL IN |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
NSN 5310-00-121-8281 is a Nut,plain,assembled Washer, manufactured by Brp Us Inc, classified under FSC 5310 (No Item Name Available). Status: active.
NSN 5310-00-121-8281 has 4 cross-referenced part numbers: 311129 (Outboard Marine Corp Johnson Motors Div), 31022 (Brp Us Inc), 311129 (Brp Us Inc), 31022 (Outboard Marine Corp Johnson Motors Div).
There are 10 known substitutes for 5310-00-121-8281: 2530-00-084-7546, 2810-00-119-9152, 6220-00-441-0977 and 7 more. Verify interchangeability with system specifications before substitution.
Key specifications for 31022: Part Name Assigned by Controlling Agency: NAVY SPECIAL PROJECT; Thread Quantity Per Inch: 20; Overall Height: 0.265 INCHES NOMINAL IN; Thread Class: 2B. 10 total characteristics are documented in the Federal Logistics Information System.