The Washer,key, cataloged under National Stock Number 5310-01-159-8915, is classified within Federal Supply Class 5310 (Nuts and Washers) of the Hardware and Abrasives group. The manufacturer of record is Muirhead Aerospace Ltd. Government technical data includes 3 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 | 5310-01-159-8915 |
| Primary Part Number | 42062-3 |
| Item Name | Washer,key |
| FSC / FSG | 5310 / 53 — Nuts and Washers |
| Manufacturer | Muirhead Aerospace Ltd |
| Status | ACTIVE |
| Distance From Centerline to Inside of Prebent Key | 0.195 INCHES MINIMUM AND 0.205 INCHES MAXIMUM IN |
| Style Designator | 90 DEGREE LOCKING KEY |
| External Prebent Key Angle | 15.0 DEGREES NOMINAL |
| 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 |
|---|---|
| 42062-3 PRIMARY | Muirhead Aerospace Ltd (GBR) |
NSN 5310-01-159-8915 is a Washer,key, manufactured by Muirhead Aerospace Ltd, classified under FSC 5310, Nuts and Washers. Status: active.
NSN 5310-01-159-8915 has 1 manufacturer part number on file: 42062-3 (Muirhead Aerospace Ltd).
Key specifications for 42062-3: Distance From Centerline to Inside of Prebent Key: 0.195 INCHES MINIMUM AND 0.205 INCHES MAXIMUM IN; Style Designator: 90 DEGREE LOCKING KEY; External Prebent Key Angle: 15.0 DEGREES NOMINAL. 3 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.