PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

43173Valve,check

Eaton Corporation Dba Eaton Inoac · NSN 4820-01-466-4096 · FSC 4820 · No Item Name Available
Verified by PartsTable
NSN 4820-01-466-4096 — this item is cataloged by the U.S. Government under National Stock Number 4820-01-466-4096. Primary manufacturer part number: 43173.
Features
  • Valve,check — FSC 4820
  • 2 verified cross-references
  • Primary manufacturer: Eaton Corporation Dba Eaton Inoac
Applications
  • Flow control in piping systems
  • Pressure regulation
  • Steam and fluid isolation
General Description

The Valve,check, cataloged under National Stock Number 4820-01-466-4096, is classified within Federal Supply Class 4820 (No Item Name Available) of the Valves group. The primary manufacturer of record is Eaton Corporation Dba Eaton Inoac. This item has 2 commercial cross-references from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 8 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)
ManufacturersEaton Corporation Dba Eaton Inoac (CAGE 0DT23)
Technical Specifications
ParameterValue
NSN4820-01-466-4096
Primary Part Number43173
Item NameValve,check
FSC / FSG4820 / 48 — No Item Name Available
ManufacturerEaton Corporation Dba Eaton Inoac
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 8
5950-00-803-46489175618 INTERCHANGEABLE
Transformer,power
Us Army Aviation and Missile Command
5999-00-907-369443-173 INTERCHANGEABLE
Shielding Gasket,electronic
Parker-Hannifin Corporation Dba Pneutronics Div Chomerics Division
5340-01-371-73474317-3 INTERCHANGEABLE
Plunger,detent
Tech Resources, Inc
4820-01-373-959243173 INTERCHANGEABLE
Piston,valve
Eaton Aerospace Llc Dba Eaton Aerospace Jackson
2040-01-676-540043173-106 INTERCHANGEABLE
Stern Section,keel,boat
United States Department of the Navy Dba Naval Surface Warfare Center Panama City
2040-01-676-540243173-107 INTERCHANGEABLE
Stern Section,keel,boat
United States Department of the Navy Dba Naval Surface Warfare Center Panama City
2040-01-676-559143173-108 INTERCHANGEABLE
Stern Section,keel,boat
United States Department of the Navy Dba Naval Surface Warfare Center Panama City
5905-01-724-5218 INTERCHANGEABLE
Resistor,adjustable
Cross-Reference Index
Part NumberManufacturer
43173 PRIMARY Eaton Corporation Dba Eaton Inoac (USA)
A61655 ITEM 21 Eaton Corporation Dba Eaton Inoac (USA)
Related Parts
5950-00-803-4648INTERCHANGEABLE
TRANSFORMER,POWER
9175618
5999-00-907-3694INTERCHANGEABLE
SHIELDING GASKET,ELECTRONIC
43-173
5340-01-371-7347INTERCHANGEABLE
PLUNGER,DETENT
4317-3
4820-01-373-9592INTERCHANGEABLE
PISTON,VALVE
43173
2040-01-676-5400INTERCHANGEABLE
STERN SECTION,KEEL,BOAT
43173-106
2040-01-676-5402INTERCHANGEABLE
STERN SECTION,KEEL,BOAT
43173-107
2040-01-676-5591INTERCHANGEABLE
STERN SECTION,KEEL,BOAT
43173-108
5905-01-724-5218INTERCHANGEABLE
RESISTOR,ADJUSTABLE

Frequently Asked Questions

What is NSN 4820-01-466-4096?

NSN 4820-01-466-4096 is a Valve,check, manufactured by Eaton Corporation Dba Eaton Inoac, classified under FSC 4820 (No Item Name Available). Status: active.

What are the part numbers for NSN 4820-01-466-4096?

NSN 4820-01-466-4096 has 2 cross-referenced part numbers: 43173 (Eaton Corporation Dba Eaton Inoac), A61655 ITEM 21 (Eaton Corporation Dba Eaton Inoac).

What NSN replaces 4820-01-466-4096?

There are 8 known substitutes for 4820-01-466-4096: 5950-00-803-4648, 5999-00-907-3694, 5340-01-371-7347 and 5 more. Verify interchangeability with system specifications before substitution.

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