PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

43423Seat,valve

Eaton Aerospace Llc Dba Eaton Aerospace Jackson · NSN 4810-01-373-7839 · FSC 4810 · No Item Name Available
Verified by PartsTable
NSN 4810-01-373-7839 — this item is cataloged by the U.S. Government under National Stock Number 4810-01-373-7839. Primary manufacturer part number: 43423.
Features
  • Seat,valve — FSC 4810
  • Material: PLASTIC SEAT
  • 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
  • Applications requiring Plastic Seat construction
General Description

The Seat,valve, cataloged under National Stock Number 4810-01-373-7839, is classified within Federal Supply Class 4810 (No Item Name Available) of the Valves group. The primary manufacturer of record is Eaton Aerospace Llc Dba Eaton Aerospace Jackson. Government technical data includes 1 verified specification, sourced from the Federal Logistics Information System (FLIS). This item has 1 commercial cross-reference from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 4 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN4810-01-373-7839
Primary Part Number43423
Item NameSeat,valve
FSC / FSG4810 / 48 — No Item Name Available
ManufacturerEaton Aerospace Llc Dba Eaton Aerospace Jackson
StatusACTIVE
MaterialPLASTIC SEAT
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 4
1040-00-018-528843423 INTERCHANGEABLE
Crankcase,compressor
Hdt Expeditionary Systems Inc
5330-00-179-210672-58500-539 INTERCHANGEABLE
Seal,plain Encased
Fairbanks Morse, Llc
5950-00-648-68889100018 INTERCHANGEABLE
Transformer,power
Us Army Aviation and Missile Command
5995-00-824-219142634 INTERCHANGEABLE
Cable Assembly,special Purpose,e
Unison Industries Llc
Cross-Reference Index
Part NumberManufacturer
43423 PRIMARY Eaton Aerospace Llc Dba Eaton Aerospace Jackson (USA)
Related Parts
1040-00-018-5288INTERCHANGEABLE
CRANKCASE,COMPRESSOR
43423
5330-00-179-2106INTERCHANGEABLE
SEAL,PLAIN ENCASED
72-58500-539
5950-00-648-6888INTERCHANGEABLE
TRANSFORMER,POWER
9100018
5995-00-824-2191INTERCHANGEABLE
CABLE ASSEMBLY,SPECIAL PURPOSE,E
42634

Frequently Asked Questions

What is NSN 4810-01-373-7839?

NSN 4810-01-373-7839 is a Seat,valve, manufactured by Eaton Aerospace Llc Dba Eaton Aerospace Jackson, classified under FSC 4810 (No Item Name Available). Status: active.

What are the part numbers for NSN 4810-01-373-7839?

NSN 4810-01-373-7839 has 1 cross-referenced part number: 43423 (Eaton Aerospace Llc Dba Eaton Aerospace Jackson).

What NSN replaces 4810-01-373-7839?

There are 4 known substitutes for 4810-01-373-7839: 1040-00-018-5288, 5330-00-179-2106, 5950-00-648-6888 and 1 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 43423?

Key specifications for 43423: Special Features: O/A LG 0.471 IN MIN-0.481 IN MAX; ID 0.437 IN MIN-0.439 IN MAX; OD 0.990 IN MIN- 0.991 IN MAX IN; Material: PLASTIC SEAT. 2 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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