The Washer,key, cataloged under National Stock Number 5310-00-917-4668, is classified within Federal Supply Class 5310 (Nuts and Washers) of the Hardware and Abrasives group. Government technical data includes 11 specifications, cited from the U.S. Government catalog. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog.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 | 5310-00-917-4668 |
| Item Name | Washer,key |
| FSC / FSG | 5310 / 53 — Nuts and Washers |
| Status | ACTIVE |
| Internal Prebent Key Width | 0.161 INCHES NOMINAL IN |
| Overall Distance Including Keys | 1.702 INCHES NOMINAL IN |
| Style Designator | KEY |
| Outside Diameter | 1.282 INCHES NOMINAL IN |
| Material Thickness | 0.053 INCHES NOMINAL IN |
| External Key Quantity | 13 |
| Internal Prebent Key Length | 0.090 INCHES NOMINAL IN |
| Surface Treatment | NICKEL OVERALL |
| External Prebent Key Width | 0.163 INCHES NOMINAL IN |
| Material | STEEL OVERALL |
| Hole Diameter | 1.000 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 |
| Reference | Meaning |
|---|---|
| P24D4645 | 5/9 Secondary reference U.S. Government activity |
| P24D4645 | 3/2 Design control — primary reference U.S. Government activity |
NSN 5310-00-917-4668 is a Washer,key, classified under FSC 5310, Nuts and Washers. Status: active.
Key specifications for 5310-00-917-4668: Internal Prebent Key Width: 0.161 INCHES NOMINAL IN; Overall Distance Including Keys: 1.702 INCHES NOMINAL IN; Style Designator: KEY; Outside Diameter: 1.282 INCHES NOMINAL IN. 11 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.