PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

22294-1Piston,pump

Hydraulics International, Inc. Dba Hydraulics International Inc · NSN 4320-01-671-1556 · FSC 4320 · No Item Name Available
Verified by PartsTable
NSN 4320-01-671-1556 — this item is cataloged by the U.S. Government under National Stock Number 4320-01-671-1556. Primary manufacturer part number: 22294-1.
Features
  • Piston,pump — FSC 4320
  • Material: STEEL
  • Diameter: 0.930 INCHES NOMINAL IN
  • Surface Finish: FINISHED
  • 3 verified cross-references
  • Primary manufacturer: Hydraulics International, Inc. Dba Hydraulics International Inc
Applications
  • Fluid transfer and circulation
  • Cooling system maintenance
  • Industrial process pumping
  • Applications requiring Steel construction
General Description

The Piston,pump, cataloged under National Stock Number 4320-01-671-1556, is classified within Federal Supply Class 4320 (No Item Name Available) of the Pumps and Compressors group. The primary manufacturer of record is Hydraulics International, Inc. Dba Hydraulics International Inc. Government technical data includes 3 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 3 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 7 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN4320-01-671-1556
Primary Part Number22294-1
Item NamePiston,pump
FSC / FSG4320 / 43 — No Item Name Available
ManufacturerHydraulics International, Inc. Dba Hydraulics International Inc
StatusACTIVE
MaterialSTEEL
Diameter0.930 INCHES NOMINAL IN
Surface FinishFINISHED
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 7
5306-00-022-2941 INTERCHANGEABLE
Bolt,machine
5340-00-090-47428681938P1 INTERCHANGEABLE
Cap,protective,dust and Moisture
General Electric Company
2530-00-127-8684222941 INTERCHANGEABLE
Tank,pressure
Bendix Commercial Vehicle Systems Llc Dba Bendix Commercial Vehicle Systems
5330-00-449-2653101251 INTERCHANGEABLE
Gasket
Waltham Aircraft Clock Corp
2520-00-562-9076000651-2116 INTERCHANGEABLE
Parts Kit,universal Joint
Tvh Parts Co.
5315-01-128-56019348246 INTERCHANGEABLE
Pin,grooved,headed
Combat Capabilities Development Command (ccdc) Armaments Center Dba Ccdc Div Logistics Research and Engineering Directorate
4320-01-526-910622294 INTERCHANGEABLE
Impeller,pump,centrifugal
Industrial Technologies and Services Llc
Cross-Reference Index
Part NumberManufacturer
22294 Hydraulics International, Inc. Dba Hydraulics International Inc (USA)
22294-1 PRIMARY Hydraulics International, Inc. Dba Hydraulics International Inc (USA)
22294-1 Hydraulics International, Inc. Dba Use CAGE Code 56529 for Cataloging (USA)
Related Parts
5306-00-022-2941INTERCHANGEABLE
BOLT,MACHINE
5340-00-090-4742INTERCHANGEABLE
CAP,PROTECTIVE,DUST AND MOISTURE
8681938P1
2530-00-127-8684INTERCHANGEABLE
TANK,PRESSURE
222941
5330-00-449-2653INTERCHANGEABLE
GASKET
101251
2520-00-562-9076INTERCHANGEABLE
PARTS KIT,UNIVERSAL JOINT
000651-2116
5315-01-128-5601INTERCHANGEABLE
PIN,GROOVED,HEADED
9348246
4320-01-526-9106INTERCHANGEABLE
IMPELLER,PUMP,CENTRIFUGAL
22294

Frequently Asked Questions

What is NSN 4320-01-671-1556?

NSN 4320-01-671-1556 is a Piston,pump, manufactured by Hydraulics International, Inc. Dba Hydraulics International Inc, classified under FSC 4320 (No Item Name Available). Status: active.

What are the part numbers for NSN 4320-01-671-1556?

NSN 4320-01-671-1556 has 3 cross-referenced part numbers: 22294 (Hydraulics International, Inc. Dba Hydraulics International Inc), 22294-1 (Hydraulics International, Inc. Dba Hydraulics International Inc), 22294-1 (Hydraulics International, Inc. Dba Use CAGE Code 56529 for Cataloging).

What NSN replaces 4320-01-671-1556?

There are 7 known substitutes for 4320-01-671-1556: 5306-00-022-2941, 5340-00-090-4742, 2530-00-127-8684 and 4 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 22294-1?

Key specifications for 22294-1: Material: STEEL; Diameter: 0.930 INCHES NOMINAL IN; Surface Finish: FINISHED; End Item Identification: F-35 AIRCRAFT SUPPORT EQUIPMENT. 5 total characteristics are documented in the Federal Logistics Information System.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com