The Valve,diaphragm,pre, cataloged under National Stock Number 4810-00-589-0040, is classified within Federal Supply Class 4810 (Valves, Powered) of the Valves group. The manufacturer of record is Fisher Controls Co Inc. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. 2 items share a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Item Name | Valve,diaphragm,pre |
| FSC / FSG | 4810 — Valves, Powered (FSG 48) |
| Manufacturers | Fisher Controls Co Inc (CAGE 22508) |
| Parameter | Value |
|---|---|
| NSN | 4810-00-589-0040 |
| Primary Part Number | 796AR |
| Item Name | Valve,diaphragm,pre |
| FSC / FSG | 4810 / 48 — Valves, Powered |
| Manufacturer | Fisher Controls Co 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 |
|---|---|
| 796AR PRIMARY | Fisher Controls Co Inc (USA) |
NSN 4810-00-589-0040 is a Valve,diaphragm,pre, manufactured by Fisher Controls Co Inc, classified under FSC 4810, Valves, Powered. Status: active.
NSN 4810-00-589-0040 has 1 manufacturer part number on file: 796AR (Fisher Controls Co Inc).
2 possible matches (shared part number, not a government interchangeability claim): 4820-00-882-9974, 4820-00-884-0508. 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.