The Washer,key, cataloged under National Stock Number 5310-00-522-2263, is classified within Federal Supply Class 5310 (Nuts and Washers) of the Hardware and Abrasives group. The manufacturer of record is General Electric Company. Government technical data includes 13 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5310-00-522-2263 |
| Primary Part Number | 8900774P1 |
| Item Name | Washer,key |
| FSC / FSG | 5310 / 53 — Nuts and Washers |
| Manufacturer | General Electric Company |
| Status | ACTIVE |
| Internal Straight Key Width | 0.043 INCHES MINIMUM AND 0.047 INCHES MAXIMUM IN |
| Distance From Centerline to Inside of Prebent Key | 0.112 INCHES MINIMUM AND 0.118 INCHES MAXIMUM IN |
| Internal Prebent Key Width | 0.043 INCHES MINIMUM AND 0.047 INCHES MAXIMUM IN |
| Overall Distance Including Keys | 0.425 INCHES MINIMUM AND 0.435 INCHES MAXIMUM IN |
| Style Designator | KEY |
| Outside Diameter | 0.278 INCHES MINIMUM AND 0.288 INCHES MAXIMUM IN |
| Material Thickness | 0.0159 INCHES NOMINAL IN |
| External Straight Key Width | 0.058 INCHES MINIMUM AND 0.068 INCHES MAXIMUM IN |
| External Key Quantity | 8 |
| Internal Prebent Key Length | 0.032 INCHES MINIMUM AND 0.042 INCHES MAXIMUM IN |
| Material | COPPER ALLOY OVERALL |
| Internal Key Quantity | 2 |
| Hole Diameter | 0.166 INCHES MINIMUM AND 0.170 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 |
|---|---|
| 8900774P1 | General Electric Company (USA) |
| Reference | Meaning |
|---|---|
| 8900774P1 | 3/9 Design control — primary reference U.S. Government activity |
NSN 5310-00-522-2263 is a Washer,key, manufactured by General Electric Company, classified under FSC 5310, Nuts and Washers. Status: active.
NSN 5310-00-522-2263 has 1 manufacturer part number on file: 8900774P1 (General Electric Company).
Key specifications for 8900774P1: Internal Straight Key Width: 0.043 INCHES MINIMUM AND 0.047 INCHES MAXIMUM IN; Distance From Centerline to Inside of Prebent Key: 0.112 INCHES MINIMUM AND 0.118 INCHES MAXIMUM IN; Internal Prebent Key Width: 0.043 INCHES MINIMUM AND 0.047 INCHES MAXIMUM IN; Overall Distance Including Keys: 0.425 INCHES MINIMUM AND 0.435 INCHES MAXIMUM IN. 13 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.