The Washer,key, cataloged under National Stock Number 5310-01-115-1958, is classified within Federal Supply Class 5310 (Nuts and Washers) of the Hardware and Abrasives group. The manufacturer of record is Us Army Aviation and Missile Command. Government technical data includes 11 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 5310-01-115-1958 |
| Primary Part Number | 12293684 |
| Item Name | Washer,key |
| FSC / FSG | 5310 / 53 — Nuts and Washers |
| Manufacturer | Us Army Aviation and Missile Command |
| Status | ACTIVE |
| Internal Straight Key Width | 0.059 INCHES MINIMUM AND 0.065 INCHES MAXIMUM IN |
| Distance From Centerline to Top of Internal Key | 0.233 INCHES MINIMUM AND 0.236 INCHES MAXIMUM IN |
| Distance From Centerline to Inside of Prebent Key | 0.376 INCHES NOMINAL IN |
| External Prebent Key Length | 0.050 INCHES NOMINAL IN |
| Overall Distance Including Keys | 0.735 INCHES NOMINAL IN |
| Style Designator | KEY |
| Outside Diameter | 0.719 INCHES NOMINAL IN |
| Material Thickness | 0.037 INCHES MINIMUM AND 0.043 INCHES MAXIMUM IN |
| External Prebent Key Width | 0.110 INCHES NOMINAL IN |
| Material | STEEL CORROSION RESISTING OVERALL |
| Hole Diameter | 0.475 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 |
|---|---|
| 12293684 PRIMARY | Us Army Aviation and Missile Command (USA) |
| Reference | Meaning |
|---|---|
| 12293684 | 5/9 Secondary reference U S Army Tank Automotive Command Amsta-Im-Mm |
NSN 5310-01-115-1958 is a Washer,key, manufactured by Us Army Aviation and Missile Command, classified under FSC 5310, Nuts and Washers. Status: active.
NSN 5310-01-115-1958 has 1 manufacturer part number on file: 12293684 (Us Army Aviation and Missile Command).
Key specifications for 12293684: Internal Straight Key Width: 0.059 INCHES MINIMUM AND 0.065 INCHES MAXIMUM IN; Distance From Centerline to Top of Internal Key: 0.233 INCHES MINIMUM AND 0.236 INCHES MAXIMUM IN; Distance From Centerline to Inside of Prebent Key: 0.376 INCHES NOMINAL IN; External Prebent Key Length: 0.050 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.