The Washer,special, cataloged under National Stock Number 5310-00-266-8256, is classified within Federal Supply Class 5310 (Nuts and Washers) of the Hardware and Abrasives group. The manufacturer of record is Army, United States Department of the Dba Watervliet Arsenal Div Business Development. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Item Name | Washer,special |
| FSC / FSG | 5310 — Nuts and Washers (FSG 53) |
| Manufacturers | Army, United States Department of the Dba Watervliet Arsenal Div Business Development (CAGE 19206) |
| Parameter | Value |
|---|---|
| NSN | 5310-00-266-8256 |
| Primary Part Number | 5222440 |
| Item Name | Washer,special |
| FSC / FSG | 5310 / 53 — Nuts and Washers |
| Manufacturer | Army, United States Department of the Dba Watervliet Arsenal Div Business Development |
| Status | ACTIVE |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Part Number | Manufacturer |
|---|---|
| 5222440 | Army, United States Department of the Dba Watervliet Arsenal Div Business Development (USA) |
| Reference | Meaning |
|---|---|
| 200820278-01 | 3/2 Design control — primary reference U.S. Government activity |
| A222440 | 5/9 Secondary reference Army, United States Department of the Dba Watervliet Arsenal Div Business Development |
| 342663 | C/1 Advisory reference — outside the item-of-supply concept Zf Industrieantriebe Witten Gmbh |
NSN 5310-00-266-8256 is a Washer,special, manufactured by Army, United States Department of the Dba Watervliet Arsenal Div Business Development, classified under FSC 5310, Nuts and Washers. Status: active.
NSN 5310-00-266-8256 has 1 manufacturer part number on file: 5222440 (Army, United States Department of the Dba Watervliet Arsenal Div Business Development).
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.