PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

50051Plug,hydraulic Pump

Parker Hannifin Corporation Div Hydraulic Systems Division · NSN 1650-00-569-8448 · FSC 1650 · No Item Name Available
Verified by PartsTable
NSN 1650-00-569-8448 — this item is cataloged by the U.S. Government under National Stock Number 1650-00-569-8448. Primary manufacturer part number: 50051.
Features
  • Plug,hydraulic Pump — FSC 1650
  • General Characteristics Item Description: BRASS ROD PER QQ&B&626 COMP 22,0.190 IN. LG,0.312 IN. OD IN
  • 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 Plug,hydraulic Pump, cataloged under National Stock Number 1650-00-569-8448, is classified within Federal Supply Class 1650 (No Item Name Available) of the Aircraft Components and Accessories 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 2 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN1650-00-569-8448
Primary Part Number50051
Item NamePlug,hydraulic Pump
FSC / FSG1650 / 16 — No Item Name Available
ManufacturerParker Hannifin Corporation Div Hydraulic Systems Division
StatusACTIVE
General Characteristics Item DescriptionBRASS ROD PER QQ&B&626 COMP 22,0.190 IN. LG,0.312 IN. OD IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 12
3110-00-156-3390280026-115 INTERCHANGEABLE
Bearing,ball,annular
Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier
4720-00-181-9280AFA8000362 INTERCHANGEABLE
Hose Assembly,nonmetallic
Axillon Aerospace (rockmart), Llc
3455-00-555-1262H54M INTERCHANGEABLE
File,rotary
Simonds Industries Inc
1680-00-707-086150051 INTERCHANGEABLE
Parts Kit,actuator,
Meggitt North Hollywood Inc
1680-00-809-30805005-1 INTERCHANGEABLE
Gear Assembly,actua
Safran Electronics & Defense, Avionics Usa, Llc Dba Use CAGE Code 879b2 for Cataloging
3120-01-181-745050051 INTERCHANGEABLE
Parts Kit,bearing Replacement,me
Prestolite Electric Inc
6640-01-357-8532 INTERCHANGEABLE
Cuvette,turbidity Instrument
4320-01-436-6626 INTERCHANGEABLE
Reservoir,hydraulic
4810-01-530-002750051/BM50051 INTERCHANGEABLE
Valve Assembly,manifold
Allied Systems Company Dba Allied Systems Co
4820-01-659-92665005-1-7 INTERCHANGEABLE
Disk,valve
Hunt Valve Company, Inc.
Cross-Reference Index
Part NumberManufacturer
35-18652Z Parker-Hannifin Corporation Dba Pneutronics Div Hydraulic Pump Division (USA)
50051 PRIMARY Parker Hannifin Corporation Div Hydraulic Systems Division (USA)
Related Parts
3110-00-156-3390INTERCHANGEABLE
BEARING,BALL,ANNULAR
280026-115
4720-00-181-9280INTERCHANGEABLE
HOSE ASSEMBLY,NONMETALLIC
AFA8000362
3455-00-555-1262INTERCHANGEABLE
FILE,ROTARY
H54M
1680-00-707-0861INTERCHANGEABLE
PARTS KIT,ACTUATOR,
50051
1680-00-809-3080INTERCHANGEABLE
GEAR ASSEMBLY,ACTUA
5005-1
3120-01-181-7450INTERCHANGEABLE
PARTS KIT,BEARING REPLACEMENT,ME
50051
6640-01-357-8532INTERCHANGEABLE
CUVETTE,TURBIDITY INSTRUMENT
4320-01-436-6626INTERCHANGEABLE
RESERVOIR,HYDRAULIC
4810-01-530-0027INTERCHANGEABLE
VALVE ASSEMBLY,MANIFOLD
50051/BM50051
4820-01-659-9266INTERCHANGEABLE
DISK,VALVE
5005-1-7
4820-01-659-9268INTERCHANGEABLE
STEM,FLUID VALVE
5005-1-9
4820-01-659-9270INTERCHANGEABLE
VALVE,STOP-CHECK
5005-1

Frequently Asked Questions

What is NSN 1650-00-569-8448?

NSN 1650-00-569-8448 is a Plug,hydraulic Pump, manufactured by Parker Hannifin Corporation Div Hydraulic Systems Division, classified under FSC 1650 (No Item Name Available). Status: active.

What are the part numbers for NSN 1650-00-569-8448?

NSN 1650-00-569-8448 has 2 cross-referenced part numbers: 35-18652Z (Parker-Hannifin Corporation Dba Pneutronics Div Hydraulic Pump Division), 50051 (Parker Hannifin Corporation Div Hydraulic Systems Division).

What NSN replaces 1650-00-569-8448?

There are 12 known substitutes for 1650-00-569-8448: 3110-00-156-3390, 4720-00-181-9280, 3455-00-555-1262 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 50051?

Key specifications for 50051: General Characteristics Item Description: BRASS ROD PER QQ&B&626 COMP 22,0.190 IN. LG,0.312 IN. OD IN. 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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