PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

21462Piston,pump

Parker Hannifin Corporation Div Hydraulic Systems Division · NSN 4320-01-417-2256 · FSC 4320 · No Item Name Available
Verified by PartsTable
NSN 4320-01-417-2256 — this item is cataloged by the U.S. Government under National Stock Number 4320-01-417-2256. Primary manufacturer part number: 21462.
Features
  • Piston,pump — FSC 4320
  • 1 verified cross-reference
  • Primary manufacturer: Parker Hannifin Corporation Div Hydraulic Systems Division
Applications
  • Fluid transfer and circulation
  • Cooling system maintenance
  • Industrial process pumping
General Description

The Piston,pump, cataloged under National Stock Number 4320-01-417-2256, is classified within Federal Supply Class 4320 (No Item Name Available) of the Pumps and Compressors group. The primary manufacturer of record is Parker Hannifin Corporation Div Hydraulic Systems Division. This item has 1 commercial cross-reference from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 8 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN4320-01-417-2256
Primary Part Number21462
Item NamePiston,pump
FSC / FSG4320 / 43 — No Item Name Available
ManufacturerParker Hannifin Corporation Div Hydraulic Systems Division
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 8
4920-00-718-378721462 INTERCHANGEABLE
Module,power Supply
Ducommun Labarge Technologies, Inc Dba Ducommun Labarge Technologies, Inc
6680-00-812-8260 INTERCHANGEABLE
Transmitter,liquid Quantity
6685-00-860-9908PT102 INTERCHANGEABLE
Thermometer,self-Indicating
Sigma Products & Mfg
5325-00-974-05411930AS100-24 INTERCHANGEABLE
Stud,turnlock Fastener
Naval Air Systems Command Managed Original Design Activity Not Material/parts Supplier
5930-01-048-011821462-1 INTERCHANGEABLE
Switch,sensitive
Sensata Technologies, Inc. Div Sensata Attleboro
4720-01-141-9053 INTERCHANGEABLE
Hose,preformed
7025-01-360-377521462 INTERCHANGEABLE
Interface Unit,automatic Data Pr
Kepco, Inc. Dba Kepco Inc Div Kepco Dynatronix
5930-01-541-2195798C-10007 INTERCHANGEABLE
Switch,electronic
Meritor Specialty Products Llc
Cross-Reference Index
Part NumberManufacturer
21462 PRIMARY Parker Hannifin Corporation Div Hydraulic Systems Division (USA)
Related Parts
4920-00-718-3787INTERCHANGEABLE
MODULE,POWER SUPPLY
21462
6680-00-812-8260INTERCHANGEABLE
TRANSMITTER,LIQUID QUANTITY
6685-00-860-9908INTERCHANGEABLE
THERMOMETER,SELF-INDICATING
PT102
5325-00-974-0541INTERCHANGEABLE
STUD,TURNLOCK FASTENER
1930AS100-24
5930-01-048-0118INTERCHANGEABLE
SWITCH,SENSITIVE
21462-1
4720-01-141-9053INTERCHANGEABLE
HOSE,PREFORMED
7025-01-360-3775INTERCHANGEABLE
INTERFACE UNIT,AUTOMATIC DATA PR
21462
5930-01-541-2195INTERCHANGEABLE
SWITCH,ELECTRONIC
798C-10007

Frequently Asked Questions

What is NSN 4320-01-417-2256?

NSN 4320-01-417-2256 is a Piston,pump, manufactured by Parker Hannifin Corporation Div Hydraulic Systems Division, classified under FSC 4320 (No Item Name Available). Status: active.

What are the part numbers for NSN 4320-01-417-2256?

NSN 4320-01-417-2256 has 1 cross-referenced part number: 21462 (Parker Hannifin Corporation Div Hydraulic Systems Division).

What NSN replaces 4320-01-417-2256?

There are 8 known substitutes for 4320-01-417-2256: 4920-00-718-3787, 6680-00-812-8260, 6685-00-860-9908 and 5 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 21462?

Key specifications for 21462: End Item Identification: AIRCRAFT,MCDONNELL DOUGLAS CORP,MODEL C-17A;WEAPONS SYSTEMS CODE,DT,AIRCRAFT,AIRLIFTER C-17A A; Special Features: ASSEMBLY INCLUDES SHOE. 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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