PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

72194Valve,check

Hydro-Test Products, Inc. Dba Hydro-Test Products Inc · NSN 4820-01-206-4999 · FSC 4820 · No Item Name Available
Verified by PartsTable
NSN 4820-01-206-4999 — this item is cataloged by the U.S. Government under National Stock Number 4820-01-206-4999. Primary manufacturer part number: 72194.
Features
  • Valve,check — FSC 4820
  • 1 verified cross-reference
  • Primary manufacturer: Hydro-Test Products, Inc. Dba Hydro-Test Products Inc
Applications
  • Flow control in piping systems
  • Pressure regulation
  • Steam and fluid isolation
General Description

The Valve,check, cataloged under National Stock Number 4820-01-206-4999, is classified within Federal Supply Class 4820 (No Item Name Available) of the Valves group. The primary manufacturer of record is Hydro-Test Products, Inc. Dba Hydro-Test Products Inc. This item has 1 commercial cross-reference from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 6 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Catalog Facts
Item NameValve,check
FSC / FSG4820 — No Item Name Available (FSG 48)
ManufacturersHydro-Test Products, Inc. Dba Hydro-Test Products Inc (CAGE 56043)
Technical Specifications
ParameterValue
NSN4820-01-206-4999
Primary Part Number72194
Item NameValve,check
FSC / FSG4820 / 48 — No Item Name Available
ManufacturerHydro-Test Products, Inc. Dba Hydro-Test Products Inc
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 6
4820-00-491-9577240046 INTERCHANGEABLE
Check Assembly Valv
Hydro-Test Products, Inc. Dba Hydro-Test Products Inc
5360-00-540-319172194 INTERCHANGEABLE
Spring,helical,compression
Eaton Aerospace Llc Dba Sterer Engineering Div Valve & Actuator
5325-00-936-7134187240R91 INTERCHANGEABLE
Ring,retaining
Navistar Intl Corp Truck Br Ohio Plant
4320-00-950-235172194 INTERCHANGEABLE
Actuator,pump
Eaton Aerospace, Llc Dba Jackson South
5315-01-297-7376 INTERCHANGEABLE
Key,machine
5315-01-345-4551 INTERCHANGEABLE
Key,machine
Cross-Reference Index
Part NumberManufacturer
72194 PRIMARY Hydro-Test Products, Inc. Dba Hydro-Test Products Inc (USA)
Related Parts
4820-00-491-9577INTERCHANGEABLE
CHECK ASSEMBLY VALV
240046
5360-00-540-3191INTERCHANGEABLE
SPRING,HELICAL,COMPRESSION
72194
5325-00-936-7134INTERCHANGEABLE
RING,RETAINING
187240R91
4320-00-950-2351INTERCHANGEABLE
ACTUATOR,PUMP
72194
5315-01-297-7376INTERCHANGEABLE
KEY,MACHINE
5315-01-345-4551INTERCHANGEABLE
KEY,MACHINE

Frequently Asked Questions

What is NSN 4820-01-206-4999?

NSN 4820-01-206-4999 is a Valve,check, manufactured by Hydro-Test Products, Inc. Dba Hydro-Test Products Inc, classified under FSC 4820 (No Item Name Available). Status: active.

What are the part numbers for NSN 4820-01-206-4999?

NSN 4820-01-206-4999 has 1 cross-referenced part number: 72194 (Hydro-Test Products, Inc. Dba Hydro-Test Products Inc).

What NSN replaces 4820-01-206-4999?

There are 6 known substitutes for 4820-01-206-4999: 4820-00-491-9577, 5360-00-540-3191, 5325-00-936-7134 and 3 more. Verify interchangeability with system specifications before substitution.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
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