The Washer,key, cataloged under National Stock Number 5310-00-722-8404, is classified within Federal Supply Class 5310 (Nuts and Washers) of the Hardware and Abrasives group. The manufacturer of record is Saginaw Products Corporation Dba Cignys. Government technical data includes 9 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. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5310-00-722-8404 |
| Primary Part Number | A10312 |
| Item Name | Washer,key |
| FSC / FSG | 5310 / 53 — Nuts and Washers |
| Manufacturer | Saginaw Products Corporation Dba Cignys |
| Status | ACTIVE |
| Internal Straight Key Width | 0.093 INCHES NOMINAL IN |
| Distance From Centerline to Top of Internal Key | 0.232 INCHES NOMINAL IN |
| Style Designator | KEY |
| Outside Diameter | 1.000 INCHES NOMINAL IN |
| Material Thickness | 0.089 INCHES NOMINAL IN |
| Surface Treatment | CADMIUM OVERALL |
| Material | STEEL OVERALL |
| Internal Key Quantity | 1 |
| Hole Diameter | 0.630 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 |
|---|---|
| A10312 PRIMARY | Saginaw Products Corporation Dba Cignys (USA) |
NSN 5310-00-722-8404 is a Washer,key, manufactured by Saginaw Products Corporation Dba Cignys, classified under FSC 5310, Nuts and Washers. Status: active.
NSN 5310-00-722-8404 has 1 manufacturer part number on file: A10312 (Saginaw Products Corporation Dba Cignys).
Key specifications for A10312: Internal Straight Key Width: 0.093 INCHES NOMINAL IN; Distance From Centerline to Top of Internal Key: 0.232 INCHES NOMINAL IN; Style Designator: KEY; Outside Diameter: 1.000 INCHES NOMINAL IN. 9 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.