NSN 4820-00-623-9612 — this item is cataloged by the U.S. Government under National Stock Number 4820-00-623-9612. Manufacturer of record part number: 25651.
The Valve,flow Control, cataloged under National Stock Number 4820-00-623-9612, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves group. The manufacturer of record is Tyco Fire Products Lp. 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. 7 items share a part number with this NSN in the catalog (possible match — not a government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,flow Control
FSC / FSG
4820 — Valves, Nonpowered (FSG 48)
Manufacturers
Tyco Fire Products Lp (CAGE 03670)
Technical Specifications
Parameter
Value
NSN
4820-00-623-9612
Primary Part Number
25651
Item Name
Valve,flow Control
FSC / FSG
4820 / 48 — Valves, Nonpowered
Manufacturer
Tyco Fire Products Lp
Status
ACTIVE
Lifecycle & Compliance
Acquisition Status
ACTIVE
DEMIL Code
DEMIL A — No Demilitarization Required
Hazard
No hazard code in the DLA record (HMIC N)
⇄Related Items7
Each row states its source: a government interchangeability/replacement code, or a possible match on a shared part number.
5945-00-685-87491242336-1POSSIBLE MATCH
RELAY,THERMAL
Possible match (shared part number)Honeywell Intl Inc Defense Avionics Systems Former Guidance Systems Div
4820-01-044-593110735-13POSSIBLE MATCH
VALVE,FOOT
Possible match (shared part number)Gardner Denver Water Jetting Systems, Inc. Div Engineered Package Group
1650-01-097-137225651POSSIBLE MATCH
FILTER,FLUID
Possible match (shared part number)Pall Aeropower Corp Sub of Pall Corp Mectron Industries Div
2610-01-220-641325677POSSIBLE MATCH
TIRE,PNEUMATIC,VEHICULAR
Possible match (shared part number)Michelin North America, Inc Dba Michelin North America, Inc
4320-01-223-252225677POSSIBLE MATCH
PUMP,CENTRIFUGAL
Possible match (shared part number)Industrial Technologies and Services Llc
4820-01-417-58412565-1POSSIBLE MATCH
VALVE,SAFETY RELIEF
Possible match (shared part number)Pneudraulics, Inc.
6240-01-421-53182565-1POSSIBLE MATCH
LIGHT ASSEMBLY
Possible match (shared part number)Textron Aviation Inc
NSN 4820-00-623-9612 is a Valve,flow Control, manufactured by Tyco Fire Products Lp, classified under FSC 4820, Valves, Nonpowered. Status: active.
What part numbers are listed for NSN 4820-00-623-9612?
NSN 4820-00-623-9612 has 1 manufacturer part number on file: 25651 (Tyco Fire Products Lp).
What NSN replaces 4820-00-623-9612?
7 possible matches (shared part number, not a government interchangeability claim): 5945-00-685-8749, 4820-01-044-5931, 1650-01-097-1372. Verify interchangeability with system specifications before substitution.
Is NSN 4820-00-623-9612 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.