PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

50165Piston,pump

Haskel International, Llc Dba Haskel International, Llc · NSN 4320-01-283-0872 · FSC 4320 · No Item Name Available
Verified by PartsTable
NSN 4320-01-283-0872 — this item is cataloged by the U.S. Government under National Stock Number 4320-01-283-0872. Primary manufacturer part number: 50165.
Features
  • Piston,pump — FSC 4320
  • 1 verified cross-reference
  • Primary manufacturer: Haskel International, Llc Dba Haskel International, Llc
Applications
  • Fluid transfer and circulation
  • Cooling system maintenance
  • Industrial process pumping
General Description

The Piston,pump, cataloged under National Stock Number 4320-01-283-0872, is classified within Federal Supply Class 4320 (No Item Name Available) of the Pumps and Compressors group. The primary manufacturer of record is Haskel International, Llc Dba Haskel International, Llc. This item has 1 commercial cross-reference from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 9 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN4320-01-283-0872
Primary Part Number50165
Item NamePiston,pump
FSC / FSG4320 / 43 — No Item Name Available
ManufacturerHaskel International, Llc Dba Haskel International, Llc
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 9
5330-00-196-178422518CAD INTERCHANGEABLE
Seal,plain Encased
Otis Elevator Co Sub of United Technologies Corp
3040-00-356-3275SC-B-70098 INTERCHANGEABLE
Pawl
Us Army Communications & Electronics Materiel Readiness Command Logistics Engineering Dir
5950-00-364-07649-61-1 INTERCHANGEABLE
Coil,electrical
Drs Naval Power Systems Inc Dba Drs Power & Control Technologies Inc
3455-00-567-1413 INTERCHANGEABLE
File,rotary
5310-00-582-9550 INTERCHANGEABLE
Nut,self-Locking,spline
5310-00-893-15795016-5 INTERCHANGEABLE
Nut,plain,castellated,hexagon
De Havilland Aircraft of Canada Limited
5315-00-905-843250165 INTERCHANGEABLE
Pin,quick Release
Avibank Mfg., Inc. Dba Avibank Manufacturing Inc
5306-01-362-979150165 INTERCHANGEABLE
Bolt,u
Fire-Bann Corp Lrd
4730-01-526-536050165 INTERCHANGEABLE
Adapter,straight,pipe to Tube
Pentair Filtration Solutions, Llc
Cross-Reference Index
Part NumberManufacturer
50165 Haskel International, Llc Dba Haskel International, Llc (USA)
Related Parts
5330-00-196-1784INTERCHANGEABLE
SEAL,PLAIN ENCASED
22518CAD
3040-00-356-3275INTERCHANGEABLE
PAWL
SC-B-70098
5950-00-364-0764INTERCHANGEABLE
COIL,ELECTRICAL
9-61-1
3455-00-567-1413INTERCHANGEABLE
FILE,ROTARY
5310-00-582-9550INTERCHANGEABLE
NUT,SELF-LOCKING,SPLINE
5310-00-893-1579INTERCHANGEABLE
NUT,PLAIN,CASTELLATED,HEXAGON
5016-5
5315-00-905-8432INTERCHANGEABLE
PIN,QUICK RELEASE
50165
5306-01-362-9791INTERCHANGEABLE
BOLT,U
50165
4730-01-526-5360INTERCHANGEABLE
ADAPTER,STRAIGHT,PIPE TO TUBE
50165

Frequently Asked Questions

What is NSN 4320-01-283-0872?

NSN 4320-01-283-0872 is a Piston,pump, manufactured by Haskel International, Llc Dba Haskel International, Llc, classified under FSC 4320 (No Item Name Available). Status: active.

What are the part numbers for NSN 4320-01-283-0872?

NSN 4320-01-283-0872 has 1 cross-referenced part number: 50165 (Haskel International, Llc Dba Haskel International, Llc).

What NSN replaces 4320-01-283-0872?

There are 9 known substitutes for 4320-01-283-0872: 5330-00-196-1784, 3040-00-356-3275, 5950-00-364-0764 and 6 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 50165?

Key specifications for 50165: End Item Identification: HASKEL RECIPROCATING PUMP NO. 54287. 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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