The Washer,key, cataloged under National Stock Number 5310-00-676-3571, is classified within Federal Supply Class 5310 (Nuts and Washers) of the Hardware and Abrasives group. The manufacturer of record is Curtiss-Wright Controls, Inc. Div Actuation Division. 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 | 5310-00-676-3571 |
| Primary Part Number | 2067D337 |
| Item Name | Washer,key |
| FSC / FSG | 5310 / 53 — Nuts and Washers |
| Manufacturer | Curtiss-Wright Controls, Inc. Div Actuation Division |
| Status | ACTIVE |
| Distance From Centerline to Inside of Prebent Key | 0.327 INCHES NOMINAL IN |
| External Prebent Key Length | 0.125 INCHES NOMINAL IN |
| Overall Distance Including Keys | 0.750 INCHES NOMINAL IN |
| Style Designator | KEY |
| Outside Diameter | 0.550 INCHES NOMINAL IN |
| Material Thickness | 0.040 INCHES NOMINAL IN |
| Surface Treatment | PASSIVATE OVERALL |
| External Prebent Key Width | 0.138 INCHES NOMINAL IN |
| Material | STEEL CORROSION RESISTING OVERALL |
| Hole Diameter | 0.345 INCHES NOMINAL 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 |
|---|---|
| 2067D337 PRIMARY | Curtiss-Wright Controls, Inc. Div Actuation Division (USA) |
NSN 5310-00-676-3571 is a Washer,key, manufactured by Curtiss-Wright Controls, Inc. Div Actuation Division, classified under FSC 5310, Nuts and Washers. Status: active.
NSN 5310-00-676-3571 has 1 manufacturer part number on file: 2067D337 (Curtiss-Wright Controls, Inc. Div Actuation Division).
Key specifications for 2067D337: Distance From Centerline to Inside of Prebent Key: 0.327 INCHES NOMINAL IN; External Prebent Key Length: 0.125 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.