PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

937004Plate,piston Return

Eaton Aerospace, Llc Dba Jackson South · NSN 4320-01-199-9891 · FSC 4320 · No Item Name Available
Verified by PartsTable
NSN 4320-01-199-9891 — this item is cataloged by the U.S. Government under National Stock Number 4320-01-199-9891. Primary manufacturer part number: 937004.
Features
  • Plate,piston Return — FSC 4320
  • 5 verified cross-references
  • Primary manufacturer: Eaton Aerospace, Llc Dba Jackson South
Applications
  • Hydraulic and pneumatic systems
  • Industrial process pumping
  • Military vehicle hydraulics
General Description

The Plate,piston Return, cataloged under National Stock Number 4320-01-199-9891, 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 5 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 6 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Catalog Facts
Item NamePlate,piston Return
FSC / FSG4320 — No Item Name Available (FSG 43)
ManufacturersEaton Aerospace, Llc Dba Jackson South (CAGE 90166); Eaton Aerospace, Llc Dba Jackson South (CAGE 62983); General Dynamics Land Systems Canadacorp (CAGE 56161)
Technical Specifications
ParameterValue
NSN4320-01-199-9891
Primary Part Number937004
Item NamePlate,piston Return
FSC / FSG4320 / 43 — No Item Name Available
ManufacturerEaton Aerospace, Llc Dba Jackson South
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 6
5985-00-134-990210690812-2 INTERCHANGEABLE
Attenuator,fixed
Us Army Aviation and Missile Command
4330-00-328-46347736 INTERCHANGEABLE
Filter Element,fluid
Arvinmeritor Inc
6625-00-812-8681C964-2-19 INTERCHANGEABLE
Ammeter
Marine Electric Systems Inc
5935-00-984-3941 INTERCHANGEABLE
Connector,receptacle,electrical
4820-01-191-8867VRK5010 INTERCHANGEABLE
Cartridge,stream Regulator,valve
Haws Corporation
3110-01-313-4883NU 1032 INTERCHANGEABLE
Bearing,ball,annular
Timken Aerospace, Inc Dba Torrington Product
Cross-Reference Index
Part NumberManufacturer
937004 Eaton Aerospace, Llc Dba Jackson South (USA)
937004 Eaton Aerospace, Llc Dba Jackson South (USA)
10510722 General Dynamics Land Systems Canadacorp (CAN)
DS-937004 Eaton Aerospace, Llc Dba Jackson South (USA)
7736 Eaton Aerospace, Llc Dba Jackson South (USA)
Related Parts
5985-00-134-9902INTERCHANGEABLE
ATTENUATOR,FIXED
10690812-2
4330-00-328-4634INTERCHANGEABLE
FILTER ELEMENT,FLUID
7736
6625-00-812-8681INTERCHANGEABLE
AMMETER
C964-2-19
5935-00-984-3941INTERCHANGEABLE
CONNECTOR,RECEPTACLE,ELECTRICAL
4820-01-191-8867INTERCHANGEABLE
CARTRIDGE,STREAM REGULATOR,VALVE
VRK5010
3110-01-313-4883INTERCHANGEABLE
BEARING,BALL,ANNULAR
NU 1032

Frequently Asked Questions

What is NSN 4320-01-199-9891?

NSN 4320-01-199-9891 is a Plate,piston Return, 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 4320-01-199-9891?

NSN 4320-01-199-9891 has 5 cross-referenced part numbers: 937004 (Eaton Aerospace, Llc Dba Jackson South), 937004 (Eaton Aerospace, Llc Dba Jackson South), 10510722 (General Dynamics Land Systems Canadacorp), DS-937004 (Eaton Aerospace, Llc Dba Jackson South), 7736 (Eaton Aerospace, Llc Dba Jackson South).

What NSN replaces 4320-01-199-9891?

There are 6 known substitutes for 4320-01-199-9891: 5985-00-134-9902, 4330-00-328-4634, 6625-00-812-8681 and 3 more. Verify interchangeability with system specifications before substitution.

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