The Washer,key, cataloged under National Stock Number 5310-01-208-6341, is classified within Federal Supply Class 5310 (Nuts and Washers) of the Hardware and Abrasives group. The manufacturer of record is Raytheon Company Div Rmd Strategic. Government technical data includes 10 specifications, cited from the U.S. Government catalog. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5310-01-208-6341 |
| Primary Part Number | 1521931 |
| Item Name | Washer,key |
| FSC / FSG | 5310 / 53 — Nuts and Washers |
| Manufacturer | Raytheon Company Div Rmd Strategic |
| Status | ACTIVE |
| Distance From Centerline to Inside of Prebent Key | 0.390 INCHES NOMINAL IN |
| External Prebent Key Length | 0.046 INCHES NOMINAL IN |
| Overall Distance Including Keys | 0.750 INCHES NOMINAL IN |
| Style Designator | KEY |
| Material Document and Classification | QQ-S-766,COND A FED SPEC SINGLE MATERIAL RESPONSE OVERALL |
| Outside Diameter | 0.720 INCHES NOMINAL IN |
| Material Thickness | 0.032 INCHES NOMINAL IN |
| External Prebent Key Width | 0.100 INCHES NOMINAL IN |
| Material | STEEL COMP 302 OVERALL |
| Hole Diameter | 0.500 INCHES MINIMUM AND 0.505 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 |
|---|---|
| 1521931 PRIMARY | Raytheon Company Div Rmd Strategic (USA) |
NSN 5310-01-208-6341 is a Washer,key, manufactured by Raytheon Company Div Rmd Strategic, classified under FSC 5310, Nuts and Washers. Status: active.
NSN 5310-01-208-6341 has 1 manufacturer part number on file: 1521931 (Raytheon Company Div Rmd Strategic).
Key specifications for 1521931: Distance From Centerline to Inside of Prebent Key: 0.390 INCHES NOMINAL IN; External Prebent Key Length: 0.046 INCHES NOMINAL IN; Overall Distance Including Keys: 0.750 INCHES NOMINAL IN; Style Designator: KEY. 10 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.