The Washer,shouldered, cataloged under National Stock Number 5310-01-629-5510, is classified within Federal Supply Class 5310 (Nuts and Washers) of the Hardware and Abrasives group. The manufacturer of record is Black & Decker Corporation, the Dba Black & Decker Div Product Service Division. Government technical data includes 4 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 5310-01-629-5510 |
| Primary Part Number | D284933 |
| Item Name | Washer,shouldered |
| FSC / FSG | 5310 / 53 — Nuts and Washers |
| Manufacturer | Black & Decker Corporation, the Dba Black & Decker Div Product Service Division |
| Status | ACTIVE |
| Style Designator | SHOULDERED AND RECESSED |
| Outside Diameter | 2.070 INCHES NOMINAL IN |
| Material | STEEL OVERALL |
| 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 |
|---|---|
| D284933 PRIMARY | Black & Decker Corporation, the Dba Black & Decker Div Product Service Division (USA) |
| Reference | Meaning |
|---|---|
| 11B5190444 | 7/2 Vendor item drawing reference Devcom Chemical Biological Center Dba Chemical Biological Center Div U.s. Dept of Army |
NSN 5310-01-629-5510 is a Washer,shouldered, manufactured by Black & Decker Corporation, the Dba Black & Decker Div Product Service Division, classified under FSC 5310, Nuts and Washers. Status: active.
NSN 5310-01-629-5510 has 1 manufacturer part number on file: D284933 (Black & Decker Corporation, the Dba Black & Decker Div Product Service Division).
Key specifications for D284933: Overall Height: 0.480 INCHES NOMINAL IN; Style Designator: SHOULDERED AND RECESSED; Outside Diameter: 2.070 INCHES NOMINAL IN; End Item Identification: TOOLS. 4 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.