The Washer,lock, cataloged under National Stock Number 5310-00-282-9585, is classified within Federal Supply Class 5310 (Nuts and Washers) of the Hardware and Abrasives group. The manufacturer of record is Briggs and Stratton Corp. Government technical data includes 5 specifications, cited from the U.S. Government catalog. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 2 items share a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5310-00-282-9585 |
| Primary Part Number | 90969 |
| Item Name | Washer,lock |
| FSC / FSG | 5310 / 53 — Nuts and Washers |
| Manufacturer | Briggs and Stratton Corp |
| Status | ACTIVE |
| Style Designator | SPLIT HELICAL-RIGHT HAND |
| Outside Diameter | 1.031 INCHES NOMINAL IN |
| Material Thickness | 0.156 INCHES NOMINAL IN |
| Material | STEEL OVERALL |
| Hole Diameter | 0.636 INCHES MINIMUM AND 0.653 INCHES MAXIMUM IN |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| 90969 PRIMARY | Briggs and Stratton Corp (USA) |
| 36-5-8-3SS PRIMARY | Raytheon Company Div Corp (USA) |
NSN 5310-00-282-9585 is a Washer,lock, manufactured by Briggs and Stratton Corp, classified under FSC 5310, Nuts and Washers. Status: active.
NSN 5310-00-282-9585 has 2 manufacturer part numbers on file: 90969 (Briggs and Stratton Corp), 36-5-8-3SS (Raytheon Company Div Corp).
2 possible matches (shared part number, not a government interchangeability claim): 5305-01-612-6180, 4820-01-719-4928. Verify interchangeability with system specifications before substitution.
Key specifications for 90969: Style Designator: SPLIT HELICAL-RIGHT HAND; Outside Diameter: 1.031 INCHES NOMINAL IN; Material Thickness: 0.156 INCHES NOMINAL IN; Material: STEEL OVERALL. 5 specifications are documented in the U.S. Government catalog.
No hazard code in the DLA record (HMIC N). Hazard information on this page is shown exactly as it appears in the DLA record.
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-16.
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.