The Washer,lock, cataloged under National Stock Number 5310-01-430-0083, is classified within Federal Supply Class 5310 (Nuts and Washers) of the Hardware and Abrasives group. The manufacturer of record is Evac North America Inc. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Item Name | Washer,lock |
| FSC / FSG | 5310 — Nuts and Washers (FSG 53) |
| Manufacturers | Evac North America Inc (CAGE 47WD8) |
| Parameter | Value |
|---|---|
| NSN | 5310-01-430-0083 |
| Primary Part Number | 3800187 FIG-3 ITEM N0-11 |
| Item Name | Washer,lock |
| FSC / FSG | 5310 / 53 — Nuts and Washers |
| Manufacturer | Evac North America Inc |
| 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 |
|---|---|
| 3800187 FIG-3 ITEM N0-11 PRIMARY | Evac North America Inc (USA) |
| Reference | Meaning |
|---|---|
| 6091408-005 | C/1 Advisory reference — outside the item-of-supply concept Zf Industrieantriebe Witten Gmbh |
| 3800187 FIG-3 ITEM N0-11 | 5/9 Secondary reference Envirovac Inc Dba Monogram Systems-Rockford Div |
NSN 5310-01-430-0083 is a Washer,lock, manufactured by Evac North America Inc, classified under FSC 5310, Nuts and Washers. Status: active.
NSN 5310-01-430-0083 has 1 manufacturer part number on file: 3800187 FIG-3 ITEM N0-11 (Evac North America Inc).
1 possible match (shared part number, not a government interchangeability claim): 5310-01-481-0481. Verify interchangeability with system specifications before substitution.
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.