PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

20840Hangerandpistona

Parker Hannifin Corporation Div Hydraulic Systems Division · NSN 4320-01-278-0388 · FSC 4320 · No Item Name Available
Verified by PartsTable
NSN 4320-01-278-0388 — this item is cataloged by the U.S. Government under National Stock Number 4320-01-278-0388. Primary manufacturer part number: 20840.
Features
  • Hangerandpistona — FSC 4320
  • 2 verified cross-references
  • Primary manufacturer: Parker Hannifin Corporation Div Hydraulic Systems Division
Applications
  • Hydraulic and pneumatic systems
  • Industrial process pumping
  • Military vehicle hydraulics
General Description

The Hangerandpistona, cataloged under National Stock Number 4320-01-278-0388, 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 2 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
NSN4320-01-278-0388
Primary Part Number20840
Item NameHangerandpistona
FSC / FSG4320 / 43 — No Item Name Available
ManufacturerParker Hannifin Corporation Div Hydraulic Systems Division
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 7
5330-00-003-410820840 INTERCHANGEABLE
Seal Assembly
Quincy Compressor Division of Coltec Industries Inc Dba Quincy Compressor Div Quincy Compressor
5940-00-204-79113027 INTERCHANGEABLE
Terminal,lug
Brainin-Advance Industries, Llc
6250-00-803-892720840 INTERCHANGEABLE
Lampholder
Grimes Aerospace Company
4720-01-037-5804170734 INTERCHANGEABLE
Hose,preformed
Dayco Products Inc
3020-01-267-873320840 INTERCHANGEABLE
Gear,spur
Dana Commercial Vehicle Products, Llc
6210-01-516-72702000-06A2000-1 ITEM 15 INTERCHANGEABLE
Lens,light
L-3 Communications Westwood Corporation Dba Edi Division Div Tano Division
4210-01-694-930820840 INTERCHANGEABLE
Foam Liquid,fire Extinguishing
Perimeter Solutions Lp Div the Solberg Company
Cross-Reference Index
Part NumberManufacturer
20840 PRIMARY Parker Hannifin Corporation Div Hydraulic Systems Division (USA)
20840 Parker-Hannifin Corporation Dba Service and Support Operation Div Services and Support Operations (USA)
Related Parts
5330-00-003-4108INTERCHANGEABLE
SEAL ASSEMBLY
20840
5940-00-204-7911INTERCHANGEABLE
TERMINAL,LUG
3027
6250-00-803-8927INTERCHANGEABLE
LAMPHOLDER
20840
4720-01-037-5804INTERCHANGEABLE
HOSE,PREFORMED
170734
3020-01-267-8733INTERCHANGEABLE
GEAR,SPUR
20840
6210-01-516-7270INTERCHANGEABLE
LENS,LIGHT
2000-06A2000-1 ITEM 15
4210-01-694-9308INTERCHANGEABLE
FOAM LIQUID,FIRE EXTINGUISHING
20840

Frequently Asked Questions

What is NSN 4320-01-278-0388?

NSN 4320-01-278-0388 is a Hangerandpistona, 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 4320-01-278-0388?

NSN 4320-01-278-0388 has 2 cross-referenced part numbers: 20840 (Parker Hannifin Corporation Div Hydraulic Systems Division), 20840 (Parker-Hannifin Corporation Dba Service and Support Operation Div Services and Support Operations).

What NSN replaces 4320-01-278-0388?

There are 7 known substitutes for 4320-01-278-0388: 5330-00-003-4108, 5940-00-204-7911, 6250-00-803-8927 and 4 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 20840?

Key specifications for 20840: End Item Identification: AH-64 AIRFRAME ROTARY WING AIRCRAFT. 1 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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