NSN 4820-01-526-2286 — this item is cataloged by the U.S. Government under National Stock Number 4820-01-526-2286. Manufacturer of record part number: 940-09058-000.
Manufacturer of record: Aqua-Chem, Inc. Dba Aqua-Chem Inc
Identification
NSN: 4820-01-526-2286
NIIN: 015262286
FSC: 4820 — Valves, Nonpowered
FSG: 48 — Valves
Primary part number: 940-09058-000
Manufacturer: Aqua-Chem, Inc. Dba Aqua-Chem Inc
General Description
The Valve,butterfly, cataloged under National Stock Number 4820-01-526-2286, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves group. The manufacturer of record is Aqua-Chem, Inc. Dba Aqua-Chem Inc. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. 9 items share a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
Catalog Facts
Item Name
Valve,butterfly
FSC / FSG
4820 — Valves, Nonpowered (FSG 48)
Manufacturers
Aqua-Chem, Inc. Dba Aqua-Chem Inc (CAGE 0EXU3)
Technical Specifications
Parameter
Value
NSN
4820-01-526-2286
Primary Part Number
940-09058-000
Item Name
Valve,butterfly
FSC / FSG
4820 / 48 — Valves, Nonpowered
Manufacturer
Aqua-Chem, Inc. Dba Aqua-Chem Inc
Status
ACTIVE
Lifecycle & Compliance
Acquisition Status
ACTIVE
DEMIL Code
DEMIL A — No Demilitarization Required
Hazard
No hazard code in the DLA record (HMIC N)
Criticality Code
X
⇄Related Items9
Each row states its source: a government interchangeability/replacement code, or a possible match on a shared part number.
5310-01-526-2288952-07591-000POSSIBLE MATCH
WASHER,FLAT
Possible match (shared part number)Aqua-Chem, Inc. Dba Aqua-Chem Inc
5305-01-526-2292868-09535-000POSSIBLE MATCH
SCREW,CAP,HEXAGON HEAD
Possible match (shared part number)Aqua-Chem, Inc. Dba Aqua-Chem Inc
5305-01-526-2295868-09534-000POSSIBLE MATCH
SCREW,CAP,HEXAGON HEAD
Possible match (shared part number)Aqua-Chem, Inc. Dba Aqua-Chem Inc
4820-01-526-2296940-09062-000POSSIBLE MATCH
VALVE,BUTTERFLY
Possible match (shared part number)Aqua-Chem, Inc. Dba Aqua-Chem Inc
5331-01-526-2298853-09586-000POSSIBLE MATCH
O-RING
Possible match (shared part number)Aqua-Chem, Inc. Dba Aqua-Chem Inc
5330-01-526-2301853-08789-000POSSIBLE MATCH
GASKET
Possible match (shared part number)Aqua-Chem, Inc. Dba Aqua-Chem Inc
4820-01-526-2303941-10704-000POSSIBLE MATCH
VALVE,BALL
Possible match (shared part number)Aqua-Chem, Inc. Dba Aqua-Chem Inc
5342-01-526-2307909-07954-000POSSIBLE MATCH
COUPLING,CLAMP,GROOVED
Possible match (shared part number)Aqua-Chem, Inc. Dba Aqua-Chem Inc
4820-01-526-2538940-09027-000POSSIBLE MATCH
VALVE,CHECK
Possible match (shared part number)Aqua-Chem, Inc. Dba Aqua-Chem Inc
NSN 4820-01-526-2286 is a Valve,butterfly, manufactured by Aqua-Chem, Inc. Dba Aqua-Chem Inc, classified under FSC 4820, Valves, Nonpowered. Status: active.
What part numbers are listed for NSN 4820-01-526-2286?
NSN 4820-01-526-2286 has 1 manufacturer part number on file: 940-09058-000 (Aqua-Chem, Inc. Dba Aqua-Chem Inc).
What NSN replaces 4820-01-526-2286?
9 possible matches (shared part number, not a government interchangeability claim): 5310-01-526-2288, 5305-01-526-2292, 5305-01-526-2295. Verify interchangeability with system specifications before substitution.
Is NSN 4820-01-526-2286 hazardous material?
No hazard code in the DLA record (HMIC N). Hazard information on this page is shown exactly as it appears in the DLA record.
Sources
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.
✓ Data cited from the U.S. Government catalog; commercial cross-references from OEM and certified industry sources.