PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

323773Pilot Valve and Sle

Eaton Aerospace, Llc Dba Jackson South · NSN 4320-00-439-6065 · FSC 4320 · No Item Name Available
Verified by PartsTable
NSN 4320-00-439-6065 — this item is cataloged by the U.S. Government under National Stock Number 4320-00-439-6065. Primary manufacturer part number: 323773.
Features
  • Pilot Valve and Sle — FSC 4320
  • 1 verified cross-reference
  • Primary manufacturer: Eaton Aerospace, Llc Dba Jackson South
Applications
  • Flow control in piping systems
  • Pressure regulation
  • Steam and fluid isolation
General Description

The Pilot Valve and Sle, cataloged under National Stock Number 4320-00-439-6065, is classified within Federal Supply Class 4320 (No Item Name Available) of the Pumps and Compressors group. The primary manufacturer of record is Eaton Aerospace, Llc Dba Jackson South. This item has 1 commercial cross-reference from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 2 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Catalog Facts
Item NamePilot Valve and Sle
FSC / FSG4320 — No Item Name Available (FSG 43)
ManufacturersEaton Aerospace, Llc Dba Jackson South (CAGE 62983)
Technical Specifications
ParameterValue
NSN4320-00-439-6065
Primary Part Number323773
Item NamePilot Valve and Sle
FSC / FSG4320 / 43 — No Item Name Available
ManufacturerEaton Aerospace, Llc Dba Jackson South
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 2
2920-01-164-15291990483 INTERCHANGEABLE
Starter,engine,electrical
Delco Remy America Inc
5360-01-197-7427323773 INTERCHANGEABLE
Spring,helical,compression
Brp Us Inc
Cross-Reference Index
Part NumberManufacturer
323773 PRIMARY Eaton Aerospace, Llc Dba Jackson South (USA)
Related Parts
2920-01-164-1529INTERCHANGEABLE
STARTER,ENGINE,ELECTRICAL
1990483
5360-01-197-7427INTERCHANGEABLE
SPRING,HELICAL,COMPRESSION
323773

Frequently Asked Questions

What is NSN 4320-00-439-6065?

NSN 4320-00-439-6065 is a Pilot Valve and Sle, manufactured by Eaton Aerospace, Llc Dba Jackson South, classified under FSC 4320 (No Item Name Available). Status: active.

What are the part numbers for NSN 4320-00-439-6065?

NSN 4320-00-439-6065 has 1 cross-referenced part number: 323773 (Eaton Aerospace, Llc Dba Jackson South).

What NSN replaces 4320-00-439-6065?

There are 2 known substitutes for 4320-00-439-6065: 2920-01-164-1529, 5360-01-197-7427. Verify interchangeability with system specifications before substitution.

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