PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

50781Parts Kit,hydraulic Pump

Parker Hannifin Corporation Div Hydraulic Systems Division · NSN 4320-00-133-4382 · FSC 4320 · No Item Name Available
Verified by PartsTable
NSN 4320-00-133-4382 — this item is cataloged by the U.S. Government under National Stock Number 4320-00-133-4382. Primary manufacturer part number: 50781.
Features
  • Parts Kit,hydraulic Pump — FSC 4320
  • FSC Application Data: PUMP,AXIAL PISTON
  • 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 Parts Kit,hydraulic Pump, cataloged under National Stock Number 4320-00-133-4382, 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 1 verified specification, sourced from the Federal Logistics Information System (FLIS). This item has 1 commercial cross-reference from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 5 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN4320-00-133-4382
Primary Part Number50781
Item NameParts Kit,hydraulic Pump
FSC / FSG4320 / 43 — No Item Name Available
ManufacturerParker Hannifin Corporation Div Hydraulic Systems Division
StatusACTIVE
FSC Application DataPUMP,AXIAL PISTON
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 5
5999-00-093-6894 INTERCHANGEABLE
Cap,electrical
1005-00-344-5873A20B INTERCHANGEABLE
Pin Assy
Colt's Manufacturing Company, Llc
5815-00-356-3411SM-B-171561 INTERCHANGEABLE
Keytop,keyboard
Us Army Communications & Electronics Materiel Readiness Command Logistics Engineering Dir
4720-00-915-36505078-1 INTERCHANGEABLE
Hose,air Duct
Flexco, Inc
2945-01-348-23647593160-101 INTERCHANGEABLE
Indicator,filter Warning,aircraf
Pti Technologies Inc.
Cross-Reference Index
Part NumberManufacturer
50781 PRIMARY Parker Hannifin Corporation Div Hydraulic Systems Division (USA)
Related Parts
5999-00-093-6894INTERCHANGEABLE
CAP,ELECTRICAL
1005-00-344-5873INTERCHANGEABLE
PIN ASSY
A20B
5815-00-356-3411INTERCHANGEABLE
KEYTOP,KEYBOARD
SM-B-171561
4720-00-915-3650INTERCHANGEABLE
HOSE,AIR DUCT
5078-1
2945-01-348-2364INTERCHANGEABLE
INDICATOR,FILTER WARNING,AIRCRAF
7593160-101

Frequently Asked Questions

What is NSN 4320-00-133-4382?

NSN 4320-00-133-4382 is a Parts Kit,hydraulic 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 4320-00-133-4382?

NSN 4320-00-133-4382 has 1 cross-referenced part number: 50781 (Parker Hannifin Corporation Div Hydraulic Systems Division).

What NSN replaces 4320-00-133-4382?

There are 5 known substitutes for 4320-00-133-4382: 5999-00-093-6894, 1005-00-344-5873, 5815-00-356-3411 and 2 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 50781?

Key specifications for 50781: FSC Application Data: PUMP,AXIAL PISTON. 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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