The Washer,shouldered, cataloged under National Stock Number 5310-01-593-2004, is classified within Federal Supply Class 5310 (Nuts and Washers) of the Hardware and Abrasives group. The manufacturer of record is Unicorp.. Government technical data includes 6 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 | 5310-01-593-2004 |
| Primary Part Number | WS1259GN |
| Item Name | Washer,shouldered |
| FSC / FSG | 5310 / 53 — Nuts and Washers |
| Manufacturer | Unicorp. |
| Status | ACTIVE |
| Shoulder Height | 0.120 INCHES NOMINAL IN |
| Style Designator | SHOULDERED |
| Outside Diameter | 0.312 INCHES NOMINAL IN |
| Shoulder Diameter | 0.185 INCHES NOMINAL IN |
| Material | PLASTIC POLYAMIDE NYLON OVERALL |
| Hole Diameter | 0.140 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 |
|---|---|
| WS1259GN PRIMARY | Unicorp. (USA) |
NSN 5310-01-593-2004 is a Washer,shouldered, manufactured by Unicorp., classified under FSC 5310, Nuts and Washers. Status: active.
NSN 5310-01-593-2004 has 1 manufacturer part number on file: WS1259GN (Unicorp.).
Key specifications for WS1259GN: Overall Height: 0.180 INCHES NOMINAL IN; Shoulder Height: 0.120 INCHES NOMINAL IN; Style Designator: SHOULDERED; Outside Diameter: 0.312 INCHES NOMINAL IN. 6 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.