The Washer,key, cataloged under National Stock Number 5310-00-708-9805, 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11 specifications, cited from the U.S. Government catalog. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog.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 | 5310-00-708-9805 |
| Item Name | Washer,key |
| FSC / FSG | 5310 / 53 — Nuts and Washers |
| Status | ACTIVE |
| Internal Straight Key Width | 0.259 INCHES NOMINAL IN |
| Distance From Centerline to Top of Internal Key | 0.700 INCHES NOMINAL IN |
| Overall Distance Including Keys | 3.280 INCHES NOMINAL IN |
| Style Designator | KEY |
| Outside Diameter | 2.813 INCHES NOMINAL IN |
| Material Thickness | 0.087 INCHES NOMINAL IN |
| External Straight Key Width | 0.399 INCHES NOMINAL IN |
| External Key Quantity | 11 |
| Material | STEEL OVERALL |
| Internal Key Quantity | 1 |
| Hole Diameter | 2.200 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 |
|---|---|
| 892E | 3/2 Design control — primary reference U.S. Government activity |
| 892E | 5/9 Secondary reference Clark Equipment Co |
NSN 5310-00-708-9805 is a Washer,key, classified under FSC 5310, Nuts and Washers. Status: active.
Key specifications for 5310-00-708-9805: Internal Straight Key Width: 0.259 INCHES NOMINAL IN; Distance From Centerline to Top of Internal Key: 0.700 INCHES NOMINAL IN; Overall Distance Including Keys: 3.280 INCHES NOMINAL IN; Style Designator: KEY. 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.