NSN 4820-01-322-9746 — this item is cataloged by the U.S. Government under National Stock Number 4820-01-322-9746. Manufacturer of record part number: 1-004.
Also searched as4820-01-322-9746 ·
4820013229746 ·
NIIN 013229746 ·
01-322-9746 ·
FSC 4820 Valves, Nonpowered · CAGE 56043 · 1-004
Manufacturer of record: Hydro-Test Products, Inc. Dba Hydro-Test Products Inc
Identification
NSN: 4820-01-322-9746
NIIN: 013229746
FSC: 4820 — Valves, Nonpowered
FSG: 48 — Valves
Primary part number: 1-004
Manufacturer: Hydro-Test Products, Inc. Dba Hydro-Test Products Inc
General Description
The Valve,stop-Check, cataloged under National Stock Number 4820-01-322-9746, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves group. The manufacturer of record is Hydro-Test Products, Inc. Dba Hydro-Test Products Inc. Government technical data includes 1 specification, cited from the U.S. Government catalog. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. Current acquisition status: Active.
Technical Specifications
Parameter
Value
NSN
4820-01-322-9746
Primary Part Number
1-004
Item Name
Valve,stop-Check
FSC / FSG
4820 / 48 — Valves, Nonpowered
Manufacturer
Hydro-Test Products, Inc. Dba Hydro-Test Products Inc
Hydro-Test Products, Inc. Dba Hydro-Test Products Inc (USA)
No interchangeability data on file.
Other items in FSC 4820 — Valves, Nonpowered
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
4820-00-000-0097
4820-00-000-0097 · Item name not on file
4820-00-001-0010
VALVE,ROTARY,SELECTOR
4820-00-001-0020
4820-00-001-0020 · Item name not on file
4820-00-001-0021
4820-00-001-0021 · Item name not on file
4820-00-001-0032
4820-00-001-0032 · Item name not on file
4820-00-001-0037
VALVE,SAFETY RELIEF
4820-00-001-0042
4820-00-001-0042 · Item name not on file
4820-00-001-1230
4820-00-001-1230 · Item name not on file
Frequently Asked Questions
What is NSN 4820-01-322-9746?
NSN 4820-01-322-9746 is a Valve,stop-Check, manufactured by Hydro-Test Products, Inc. Dba Hydro-Test Products Inc, classified under FSC 4820, Valves, Nonpowered. Status: active.
What part numbers are listed for NSN 4820-01-322-9746?
NSN 4820-01-322-9746 has 1 manufacturer part number on file: 1-004 (Hydro-Test Products, Inc. Dba Hydro-Test Products Inc).
What are the specifications of 1-004?
Key specifications for 1-004: End Item Identification: FIRE EXTINGUISHER,HYDRO-TEST PRODUCT CO.,MODEL AMEREX 2.5; Valve Operation Method: AUTOMATIC. 1 specification is documented in the U.S. Government catalog.
Is NSN 4820-01-322-9746 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.