PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

41285Piston

Parker Hannifin Corporation Div Hydraulic Systems Division · NSN 4320-01-120-6655 · FSC 4320 · No Item Name Available
Verified by PartsTable
NSN 4320-01-120-6655 — this item is cataloged by the U.S. Government under National Stock Number 4320-01-120-6655. Primary manufacturer part number: 41285.
Features
  • Piston — FSC 4320
  • 1 verified cross-reference
  • Primary manufacturer: Parker Hannifin Corporation Div Hydraulic Systems Division
Applications
  • Hydraulic and pneumatic systems
  • Industrial process pumping
  • Military vehicle hydraulics
General Description

The Piston, cataloged under National Stock Number 4320-01-120-6655, 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. 7 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Catalog Facts
Item NamePiston
FSC / FSG4320 — No Item Name Available (FSG 43)
ManufacturersParker Hannifin Corporation Div Hydraulic Systems Division (CAGE 93835)
Technical Specifications
ParameterValue
NSN4320-01-120-6655
Primary Part Number41285
Item NamePiston
FSC / FSG4320 / 43 — No Item Name Available
ManufacturerParker Hannifin Corporation Div Hydraulic Systems Division
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 7
4320-00-148-778941285 INTERCHANGEABLE
Rod Assy,piston
Curtiss-Wright Electro-Mechanical Corporation Div Epd
5962-01-204-638341285 INTERCHANGEABLE
Microcircuit,memory
Raytheon Company Div Rmd Strategic
7510-01-236-0059SPR-NT911C INTERCHANGEABLE
Protector,document
Sparco Inc
6130-01-359-854041285 INTERCHANGEABLE
Rectifier,metallic
Aerocontrolex Group, Inc. Div Talley Actuators
8125-01-597-91124-1285 INTERCHANGEABLE
Bottle,screw Cap
Daniels Manufacturing Corporation
5120-01-620-355441285 INTERCHANGEABLE
Bar,pry
Mayhew Steel Products Inc
5980-01-665-583241285 INTERCHANGEABLE
Light Emitting Diode
Energy Focus, Inc. Div Mmm
Cross-Reference Index
Part NumberManufacturer
41285 PRIMARY Parker Hannifin Corporation Div Hydraulic Systems Division (USA)
Related Parts
4320-00-148-7789INTERCHANGEABLE
ROD ASSY,PISTON
41285
5962-01-204-6383INTERCHANGEABLE
MICROCIRCUIT,MEMORY
41285
7510-01-236-0059INTERCHANGEABLE
PROTECTOR,DOCUMENT
SPR-NT911C
6130-01-359-8540INTERCHANGEABLE
RECTIFIER,METALLIC
41285
8125-01-597-9112INTERCHANGEABLE
BOTTLE,SCREW CAP
4-1285
5120-01-620-3554INTERCHANGEABLE
BAR,PRY
41285
5980-01-665-5832INTERCHANGEABLE
LIGHT EMITTING DIODE
41285

Frequently Asked Questions

What is NSN 4320-01-120-6655?

NSN 4320-01-120-6655 is a Piston, 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 4320-01-120-6655?

NSN 4320-01-120-6655 has 1 cross-referenced part number: 41285 (Parker Hannifin Corporation Div Hydraulic Systems Division).

What NSN replaces 4320-01-120-6655?

There are 7 known substitutes for 4320-01-120-6655: 4320-00-148-7789, 5962-01-204-6383, 7510-01-236-0059 and 4 more. Verify interchangeability with system specifications before substitution.

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