The Washer,key, cataloged under National Stock Number 5310-00-882-5212, is classified within Federal Supply Class 5310 (Nuts and Washers) of the Hardware and Abrasives group. Government technical data includes 10 specifications, cited from the U.S. Government catalog. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5310-00-882-5212 |
| Item Name | Washer,key |
| FSC / FSG | 5310 / 53 — Nuts and Washers |
| Status | ACTIVE |
| Overall Distance Including Keys | 0.900 INCHES MINIMUM AND 0.930 INCHES MAXIMUM IN |
| Heat Treatment | F-AS FABRICATED |
| Style Designator | KEY |
| Material Document and Classification | AMS4001 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| Outside Diameter | 0.630 INCHES MINIMUM AND 0.650 INCHES MAXIMUM IN |
| Material Thickness | 0.017 INCHES MINIMUM AND 0.022 INCHES MAXIMUM IN |
| External Straight Key Width | 0.280 INCHES MINIMUM AND 0.300 INCHES MAXIMUM IN |
| External Key Quantity | 1 |
| Material | ALUMINUM ALLOY 1100 OVERALL |
| Hole Diameter | 0.440 INCHES MINIMUM AND 0.450 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 |
| Reference | Meaning |
|---|---|
| 841B874P1 | 5/9 Secondary reference General Electric Company |
| 841B874P1 | 3/2 Design control — primary reference U.S. Government activity |
NSN 5310-00-882-5212 is a Washer,key, classified under FSC 5310, Nuts and Washers. Status: active.
Key specifications for 5310-00-882-5212: Overall Distance Including Keys: 0.900 INCHES MINIMUM AND 0.930 INCHES MAXIMUM IN; Heat Treatment: F-AS FABRICATED; Style Designator: KEY; Material Document and Classification: AMS4001 ASSN STD SINGLE MATERIAL RESPONSE OVERALL. 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.