The Washer,flat No 10, cataloged under National Stock Number 5310-01-499-1695, is classified within Federal Supply Class 5310 (Nuts and Washers) of the Hardware and Abrasives group. The manufacturer of record is Amw Cuyuna Engine Co. Inc Dba Two Stroke International. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. 1 item shares a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5310-01-499-1695 |
| Primary Part Number | 1859 |
| Item Name | Washer,flat No 10 |
| FSC / FSG | 5310 / 53 — Nuts and Washers |
| Manufacturer | Amw Cuyuna Engine Co. Inc Dba Two Stroke International |
| 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 |
|---|---|
| 1859 PRIMARY | Amw Cuyuna Engine Co. Inc Dba Two Stroke International (USA) |
NSN 5310-01-499-1695 is a Washer,flat No 10, manufactured by Amw Cuyuna Engine Co. Inc Dba Two Stroke International, classified under FSC 5310, Nuts and Washers. Status: active.
NSN 5310-01-499-1695 has 1 manufacturer part number on file: 1859 (Amw Cuyuna Engine Co. Inc Dba Two Stroke International).
1 possible match (shared part number, not a government interchangeability claim): 4730-01-659-4920. Verify interchangeability with system specifications before substitution.
Key specifications for 1859: Part Name Assigned by Controlling Agency: WASHER,FLAT NO 10. 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.