PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

37425Retainer,check Valv

Eaton Aerospace Llc Dba Eaton Aerospace Jackson · NSN 4820-01-208-1805 · FSC 4820 · No Item Name Available
Verified by PartsTable
NSN 4820-01-208-1805 — this item is cataloged by the U.S. Government under National Stock Number 4820-01-208-1805. Primary manufacturer part number: 37425.
Features
  • Retainer,check Valv — FSC 4820
  • 1 verified cross-reference
  • Primary manufacturer: Eaton Aerospace Llc Dba Eaton Aerospace Jackson
Applications
  • Flow control in piping systems
  • Water treatment infrastructure
  • Industrial process control
General Description

The Retainer,check Valv, cataloged under National Stock Number 4820-01-208-1805, is classified within Federal Supply Class 4820 (No Item Name Available) of the Valves group. The primary manufacturer of record is Eaton Aerospace Llc Dba Eaton Aerospace Jackson. This item has 1 commercial cross-reference from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 3 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Catalog Facts
Item NameRetainer,check Valv
FSC / FSG4820 — No Item Name Available (FSG 48)
ManufacturersEaton Aerospace Llc Dba Eaton Aerospace Jackson (CAGE 99643)
Technical Specifications
ParameterValue
NSN4820-01-208-1805
Primary Part Number37425
Item NameRetainer,check Valv
FSC / FSG4820 / 48 — No Item Name Available
ManufacturerEaton Aerospace Llc Dba Eaton Aerospace Jackson
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 3
3110-00-100-358337425 INTERCHANGEABLE
Cone and Rollers,tapered Roller
The Timken Corporation
5310-00-169-411237425 INTERCHANGEABLE
Washer,flat
Parker-Hannifin Corporation Dba Control Systems Division
5905-01-292-739137425 INTERCHANGEABLE
Resistor,thermal
Electro Impulse Laboratory Inc Dba Electro Impulse Inc
Cross-Reference Index
Part NumberManufacturer
37425 PRIMARY Eaton Aerospace Llc Dba Eaton Aerospace Jackson (USA)
Related Parts
3110-00-100-3583INTERCHANGEABLE
CONE AND ROLLERS,TAPERED ROLLER
37425
5310-00-169-4112INTERCHANGEABLE
WASHER,FLAT
37425
5905-01-292-7391INTERCHANGEABLE
RESISTOR,THERMAL
37425

Frequently Asked Questions

What is NSN 4820-01-208-1805?

NSN 4820-01-208-1805 is a Retainer,check Valv, manufactured by Eaton Aerospace Llc Dba Eaton Aerospace Jackson, classified under FSC 4820 (No Item Name Available). Status: active.

What are the part numbers for NSN 4820-01-208-1805?

NSN 4820-01-208-1805 has 1 cross-referenced part number: 37425 (Eaton Aerospace Llc Dba Eaton Aerospace Jackson).

What NSN replaces 4820-01-208-1805?

There are 3 known substitutes for 4820-01-208-1805: 3110-00-100-3583, 5310-00-169-4112, 5905-01-292-7391. Verify interchangeability with system specifications before substitution.

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