The Washer,lock, cataloged under National Stock Number 5310-01-188-7495, 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. 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 | 5310-01-188-7495 |
| Primary Part Number | 12X-199 |
| Item Name | Washer,lock |
| FSC / FSG | 5310 / 53 — Nuts and Washers |
| Manufacturer | Eastern Co Div Eberhard Manufacturing |
| Status | ACTIVE |
| 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 |
|---|---|
| 12X-199 PRIMARY | Eastern Co Div Eberhard Manufacturing (USA) |
NSN 5310-01-188-7495 is a Washer,lock, manufactured by Eastern Co Div Eberhard Manufacturing, classified under FSC 5310, Nuts and Washers. Status: active.
NSN 5310-01-188-7495 has 1 manufacturer part number on file: 12X-199 (Eastern Co Div Eberhard Manufacturing).
Key specifications for 12X-199: Special Features: HARDNESS RATING:NOT RATED. 0 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.