PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

70409-2Valve,check

Eaton Aerospace Llc Dba Eaton Aerospace Jackson · NSN 4820-01-385-1775 · FSC 4820 · No Item Name Available
Verified by PartsTable
NSN 4820-01-385-1775 — this item is cataloged by the U.S. Government under National Stock Number 4820-01-385-1775. Primary manufacturer part number: 70409-2.
Features
  • Valve,check — FSC 4820
  • 1 verified cross-reference
  • Primary manufacturer: Eaton Aerospace Llc Dba Eaton Aerospace Jackson
Applications
  • Flow control in piping systems
  • Pressure regulation
  • Steam and fluid isolation
General Description

The Valve,check, cataloged under National Stock Number 4820-01-385-1775, 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.

Technical Specifications
ParameterValue
NSN4820-01-385-1775
Primary Part Number70409-2
Item NameValve,check
FSC / FSG4820 / 48 — No Item Name Available
ManufacturerEaton Aerospace Llc Dba Eaton Aerospace Jackson
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 3
2930-00-248-0802SH212276 INTERCHANGEABLE
Louver Assembly,radiator
Evans Tempcon Michigan, Llc
5930-01-318-3389704-092 INTERCHANGEABLE
Switch Subassembly
Eao Switch Corporation
4820-01-451-812643318-1 INTERCHANGEABLE
Body,valve
Eaton Aerospace Llc Dba Eaton Aerospace Jackson
Cross-Reference Index
Part NumberManufacturer
70409-2 PRIMARY Eaton Aerospace Llc Dba Eaton Aerospace Jackson (USA)
Related Parts
2930-00-248-0802INTERCHANGEABLE
LOUVER ASSEMBLY,RADIATOR
SH212276
5930-01-318-3389INTERCHANGEABLE
SWITCH SUBASSEMBLY
704-092
4820-01-451-8126INTERCHANGEABLE
BODY,VALVE
43318-1

Frequently Asked Questions

What is NSN 4820-01-385-1775?

NSN 4820-01-385-1775 is a Valve,check, 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 4820-01-385-1775?

NSN 4820-01-385-1775 has 1 cross-referenced part number: 70409-2 (Eaton Aerospace Llc Dba Eaton Aerospace Jackson).

What NSN replaces 4820-01-385-1775?

There are 3 known substitutes for 4820-01-385-1775: 2930-00-248-0802, 5930-01-318-3389, 4820-01-451-8126. Verify interchangeability with system specifications before substitution.

What are the specifications of 70409-2?

Key specifications for 70409-2: End Item Identification: PACER SPECIAL. 1 total characteristics are documented in the Federal Logistics Information System.

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