The Washer,lock, cataloged under National Stock Number 5310-01-669-9196, is classified within Federal Supply Class 5310 (Nuts and Washers) of the Hardware and Abrasives group. The manufacturer of record is Eastern Co Div Eberhard Manufacturing. Government technical data includes 3 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 5310-01-669-9196 |
| Primary Part Number | 5627-25-DT |
| Item Name | Washer,lock |
| FSC / FSG | 5310 / 53 — Nuts and Washers |
| Manufacturer | Eastern Co Div Eberhard Manufacturing |
| Status | ACTIVE |
| Style Designator | EXTERNAL TEETH |
| Outside Diameter | 1.75 INCHES NOMINAL IN |
| Hole Diameter | 1.31 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 |
|---|---|
| 5627-25-DT PRIMARY | Eastern Co Div Eberhard Manufacturing (USA) |
| Reference | Meaning |
|---|---|
| 4249230 | 7/2 Vendor item drawing reference Oshkosh Defense Llc |
NSN 5310-01-669-9196 is a Washer,lock, manufactured by Eastern Co Div Eberhard Manufacturing, classified under FSC 5310, Nuts and Washers. Status: active.
NSN 5310-01-669-9196 has 1 manufacturer part number on file: 5627-25-DT (Eastern Co Div Eberhard Manufacturing).
Key specifications for 5627-25-DT: Style Designator: EXTERNAL TEETH; Outside Diameter: 1.75 INCHES NOMINAL IN; Part Name Assigned by Controlling Agency: WASH, LOCK, EXT HANDLE ASSY; End Item Identification: 3930016417505. 3 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.