PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

63461Piston,pump

Parker Hannifin Corporation Div Hydraulic Systems Division · NSN 4320-00-471-1398 · FSC 4320 · No Item Name Available
Verified by PartsTable
NSN 4320-00-471-1398 — this item is cataloged by the U.S. Government under National Stock Number 4320-00-471-1398. Primary manufacturer part number: 63461.
Features
  • Piston,pump — FSC 4320
  • Oil Groove: NOT INCLUDED
  • Material: STEEL
  • Retaining Ring Groove: NOT INCLUDED
  • Ring: NOT INCLUDED
  • Pin: NOT INCLUDED
  • FSC Application Data: PUMP,HYDRAULIC,AIRCRAFT
  • Pin Hole Bushing: NOT INCLUDED
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 4320-00-471-1398, 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. Government technical data includes 9 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 3 commercial cross-references from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 11 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN4320-00-471-1398
Primary Part Number63461
Item NamePiston,pump
FSC / FSG4320 / 43 — No Item Name Available
ManufacturerParker Hannifin Corporation Div Hydraulic Systems Division
StatusACTIVE
Oil GrooveNOT INCLUDED
MaterialSTEEL
Retaining Ring GrooveNOT INCLUDED
RingNOT INCLUDED
PinNOT INCLUDED
FSC Application DataPUMP,HYDRAULIC,AIRCRAFT
Pin Hole BushingNOT INCLUDED
Skirt Bottom Cutaway FeatureNOT INCLUDED
Integral Connecting RodNOT INCLUDED
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 11
3455-00-232-409319941 INTERCHANGEABLE
Reamer,machine
Brown & Sharpe, Inc. Div Precision Measuring Instruments, Tesa Usa
3455-00-232-409463461 INTERCHANGEABLE
Reamer,machine
Jcorps Dba Lashundra Craig
6625-00-479-50286346-1 INTERCHANGEABLE
Wattmeter
General Microwave Corporation Div Kratos Microwave Electronics
4030-00-857-27056346-1 INTERCHANGEABLE
Rod,anchor
Chance Ab
1420-00-945-92216589-6 INTERCHANGEABLE
Cable,module Interc
Thomas and Betts Corp Electronics Group
4310-01-006-9027 INTERCHANGEABLE
Compressor Unit,rotary
5310-01-142-4777 INTERCHANGEABLE
Washer
5945-01-251-795740DF15AAD4 INTERCHANGEABLE
Relay,electromagnetic
Siemens Energy and Automation Inc Siemens Furnas Controls Div
5975-01-600-150063461 INTERCHANGEABLE
Strap,tie Down,electrical Compon
Fastenal Company Dba Fastenal Co
7530-01-609-065665896 INTERCHANGEABLE
Envelope,mailing
3 Star Papers Ltd Dba Limited Papers Div Limited Papers
Cross-Reference Index
Part NumberManufacturer
63461 PRIMARY Parker Hannifin Corporation Div Hydraulic Systems Division (USA)
65896 Parker Hannifin Corporation Div Hydraulic Systems Division (USA)
63460 Parker Hannifin Corporation Div Hydraulic Systems Division (USA)
Related Parts
3455-00-232-4093INTERCHANGEABLE
REAMER,MACHINE
19941
3455-00-232-4094INTERCHANGEABLE
REAMER,MACHINE
63461
6625-00-479-5028INTERCHANGEABLE
WATTMETER
6346-1
4030-00-857-2705INTERCHANGEABLE
ROD,ANCHOR
6346-1
1420-00-945-9221INTERCHANGEABLE
CABLE,MODULE INTERC
6589-6
4310-01-006-9027INTERCHANGEABLE
COMPRESSOR UNIT,ROTARY
5310-01-142-4777INTERCHANGEABLE
WASHER
5945-01-251-7957INTERCHANGEABLE
RELAY,ELECTROMAGNETIC
40DF15AAD4
5975-01-600-1500INTERCHANGEABLE
STRAP,TIE DOWN,ELECTRICAL COMPON
63461
7530-01-609-0656INTERCHANGEABLE
ENVELOPE,MAILING
65896
5136-01-727-2920INTERCHANGEABLE
DIE,THREAD CUTTING
65896

Frequently Asked Questions

What is NSN 4320-00-471-1398?

NSN 4320-00-471-1398 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 4320-00-471-1398?

NSN 4320-00-471-1398 has 3 cross-referenced part numbers: 63461 (Parker Hannifin Corporation Div Hydraulic Systems Division), 65896 (Parker Hannifin Corporation Div Hydraulic Systems Division), 63460 (Parker Hannifin Corporation Div Hydraulic Systems Division).

What NSN replaces 4320-00-471-1398?

There are 11 known substitutes for 4320-00-471-1398: 3455-00-232-4093, 3455-00-232-4094, 6625-00-479-5028 and 8 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 63461?

Key specifications for 63461: Oil Groove: NOT INCLUDED; Material: STEEL; Retaining Ring Groove: NOT INCLUDED; Ring: NOT INCLUDED. 9 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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