PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

50644Parts Kit,hydraulic Pump

Parker Hannifin Corporation Div Hydraulic Systems Division · NSN 4320-00-968-6725 · FSC 4320 · No Item Name Available
Verified by PartsTable
NSN 4320-00-968-6725 — this item is cataloged by the U.S. Government under National Stock Number 4320-00-968-6725. Primary manufacturer part number: 50644.
Features
  • Parts Kit,hydraulic Pump — FSC 4320
  • Component Quantity: 23
  • Nonsupply Items and Quantities: PACKING 19; BACK-UP RING 2; GASKET 1; PLAIN ENCASED SEAL 1
  • 2 verified cross-references
  • 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 4320-00-968-6725, 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 2 verified specifications, sourced from the Federal Logistics Information System (FLIS). 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
NSN4320-00-968-6725
Primary Part Number50644
Item NameParts Kit,hydraulic Pump
FSC / FSG4320 / 43 — No Item Name Available
ManufacturerParker Hannifin Corporation Div Hydraulic Systems Division
StatusACTIVE
Component Quantity23
Nonsupply Items and QuantitiesPACKING 19; BACK-UP RING 2; GASKET 1; PLAIN ENCASED SEAL 1
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 7
6105-00-059-9166SCC729922GP2 INTERCHANGEABLE
Motor,universal
Us Army Communications & Electronics Materiel Readiness Command Logistics Engineering Dir
3460-00-603-9006BD1315GP INTERCHANGEABLE
Wheel,abrasive
Wright Tool Company, Llc
5342-00-783-216550644 INTERCHANGEABLE
Strap Assembly
Eaton Aeroquip Llc Dba Jackson North 1 Div Fluid and Electrical Distribution
5310-00-936-0410 INTERCHANGEABLE
Nut,self-Locking,hexagon
5950-01-041-7972C9740-1 INTERCHANGEABLE
Coil,electrical
Thomas Electronics, Inc. Dba Thomas Electronics of New York Incorporated
4820-01-144-028031-09316 INTERCHANGEABLE
Disk,valve
Gardner Denver Water Jetting Systems, Inc. Div Engineered Package Group
5975-01-506-182450644-140814 INTERCHANGEABLE
Tee,electrical Conduit
Glenair, Inc.
Cross-Reference Index
Part NumberManufacturer
50644 Parker-Hannifin Corporation Dba Service and Support Operation Div Services and Support Operations (USA)
50644 PRIMARY Parker Hannifin Corporation Div Hydraulic Systems Division (USA)
Related Parts
6105-00-059-9166INTERCHANGEABLE
MOTOR,UNIVERSAL
SCC729922GP2
3460-00-603-9006INTERCHANGEABLE
WHEEL,ABRASIVE
BD1315GP
5342-00-783-2165INTERCHANGEABLE
STRAP ASSEMBLY
50644
5310-00-936-0410INTERCHANGEABLE
NUT,SELF-LOCKING,HEXAGON
5950-01-041-7972INTERCHANGEABLE
COIL,ELECTRICAL
C9740-1
4820-01-144-0280INTERCHANGEABLE
DISK,VALVE
31-09316
5975-01-506-1824INTERCHANGEABLE
TEE,ELECTRICAL CONDUIT
50644-140814

Frequently Asked Questions

What is NSN 4320-00-968-6725?

NSN 4320-00-968-6725 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 4320-00-968-6725?

NSN 4320-00-968-6725 has 2 cross-referenced part numbers: 50644 (Parker-Hannifin Corporation Dba Service and Support Operation Div Services and Support Operations), 50644 (Parker Hannifin Corporation Div Hydraulic Systems Division).

What NSN replaces 4320-00-968-6725?

There are 7 known substitutes for 4320-00-968-6725: 6105-00-059-9166, 3460-00-603-9006, 5342-00-783-2165 and 4 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 50644?

Key specifications for 50644: Component Quantity: 23; Nonsupply Items and Quantities: PACKING 19; BACK-UP RING 2; GASKET 1; PLAIN ENCASED SEAL 1. 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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