The Ring,retaining, cataloged under National Stock Number 5325-01-226-1846, is classified within Federal Supply Class 5325 (Fastening Devices) of the Hardware and Abrasives group. The manufacturer of record is Fluid Mechanics Valve Company. 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.
| Item Name | Ring,retaining |
| FSC / FSG | 5325 — Fastening Devices (FSG 53) |
| Manufacturers | Fluid Mechanics Valve Company (CAGE 52253) |
| Parameter | Value |
|---|---|
| NSN | 5325-01-226-1846 |
| Primary Part Number | 1-343-04 |
| Item Name | Ring,retaining |
| FSC / FSG | 5325 / 53 — Fastening Devices |
| Manufacturer | Fluid Mechanics Valve Company |
| 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 |
|---|---|
| 1-343-04 PRIMARY | Fluid Mechanics Valve Company (USA) |
NSN 5325-01-226-1846 is a Ring,retaining, manufactured by Fluid Mechanics Valve Company, classified under FSC 5325, Fastening Devices. Status: active.
NSN 5325-01-226-1846 has 1 manufacturer part number on file: 1-343-04 (Fluid Mechanics Valve Company).
1 possible match (shared part number, not a government interchangeability claim): 4320-01-394-9705. 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.