PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

DS-930803Check

Eaton Aerospace, Llc Dba Jackson South · NSN 4320-00-756-7980 · FSC 4320 · No Item Name Available
Verified by PartsTable
NSN 4320-00-756-7980 — this item is cataloged by the U.S. Government under National Stock Number 4320-00-756-7980. Primary manufacturer part number: DS-930803.
Features
  • Check — FSC 4320
  • 6 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 Check, cataloged under National Stock Number 4320-00-756-7980, 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 6 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Catalog Facts
Item NameCheck
FSC / FSG4320 — No Item Name Available (FSG 43)
ManufacturersEaton Aerospace, Llc Dba Jackson South (CAGE 62983); Eaton Aerospace, Llc Dba Jackson South (CAGE 90166); General Signal Corp (CAGE 43491)
Technical Specifications
ParameterValue
NSN4320-00-756-7980
Primary Part NumberDS-930803
Item NameCheck
FSC / FSG4320 / 43 — No Item Name Available
ManufacturerEaton Aerospace, Llc Dba Jackson South
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 12
5962-00-097-94871672 INTERCHANGEABLE
Microcircuit,linear
Modular Devices Inc Dba Modular Devices Inc
5935-00-204-980610187817 INTERCHANGEABLE
Connector,plug,electrical
Us Army Aviation and Missile Command
2805-00-312-835561136E INTERCHANGEABLE
Valve,poppet,engine
Dresser, Llc
5905-00-432-0380 INTERCHANGEABLE
Resistor,fixed,film
3020-00-541-68331681 INTERCHANGEABLE
Gear,spur
L3harris Technologies, Inc. Div Space and Airborne Systems
5330-00-641-4255FUET135A INTERCHANGEABLE
Seal,plain Encased
Schramm, Inc.
5895-00-838-78981672 INTERCHANGEABLE
Receiver,radio
L3harris Interstate Electronics Corporation
2520-00-908-7597 INTERCHANGEABLE
Cover,housing
6515-01-046-50711672 INTERCHANGEABLE
Blade,surgical Knife,detachable
Beaver Rudolph Inc
5915-01-153-01201672 INTERCHANGEABLE
Filter,band Pass
Piezo Technology Incorporated Dba Piezo Technology Inc
Cross-Reference Index
Part NumberManufacturer
DS-930803 Eaton Aerospace, Llc Dba Jackson South (USA)
930803 Eaton Aerospace, Llc Dba Jackson South (USA)
1672 Eaton Aerospace, Llc Dba Jackson South (USA)
DS-930803 Eaton Aerospace, Llc Dba Jackson South (USA)
1672 General Signal Corp (USA)
930803 Eaton Aerospace, Llc Dba Jackson South (USA)
Related Parts
5962-00-097-9487INTERCHANGEABLE
MICROCIRCUIT,LINEAR
1672
5935-00-204-9806INTERCHANGEABLE
CONNECTOR,PLUG,ELECTRICAL
10187817
2805-00-312-8355INTERCHANGEABLE
VALVE,POPPET,ENGINE
61136E
5905-00-432-0380INTERCHANGEABLE
RESISTOR,FIXED,FILM
3020-00-541-6833INTERCHANGEABLE
GEAR,SPUR
1681
5330-00-641-4255INTERCHANGEABLE
SEAL,PLAIN ENCASED
FUET135A
5895-00-838-7898INTERCHANGEABLE
RECEIVER,RADIO
1672
2520-00-908-7597INTERCHANGEABLE
COVER,HOUSING
6515-01-046-5071INTERCHANGEABLE
BLADE,SURGICAL KNIFE,DETACHABLE
1672
5915-01-153-0120INTERCHANGEABLE
FILTER,BAND PASS
1672
2940-01-317-3402INTERCHANGEABLE
FILTER BODY,FLUID
930803
5975-01-325-0635INTERCHANGEABLE
CHASE NIPPLE,CONDUIT
1672

Frequently Asked Questions

What is NSN 4320-00-756-7980?

NSN 4320-00-756-7980 is a Check, 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 4320-00-756-7980?

NSN 4320-00-756-7980 has 6 cross-referenced part numbers: DS-930803 (Eaton Aerospace, Llc Dba Jackson South), 930803 (Eaton Aerospace, Llc Dba Jackson South), 1672 (Eaton Aerospace, Llc Dba Jackson South), DS-930803 (Eaton Aerospace, Llc Dba Jackson South), 1672 (General Signal Corp) and 1 more.

What NSN replaces 4320-00-756-7980?

There are 12 known substitutes for 4320-00-756-7980: 5962-00-097-9487, 5935-00-204-9806, 2805-00-312-8355 and 9 more. Verify interchangeability with system specifications before substitution.

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