PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

8252Connector,fluid,pump

Weldon Pump Llc · NSN 4320-01-489-0409 · FSC 4320 · No Item Name Available
Verified by PartsTable
NSN 4320-01-489-0409 — this item is cataloged by the U.S. Government under National Stock Number 4320-01-489-0409. Primary manufacturer part number: 8252.
Features
  • Connector,fluid,pump — FSC 4320
  • 1 verified cross-reference
  • Primary manufacturer: Weldon Pump Llc
Applications
  • Fluid transfer and circulation
  • Cooling system maintenance
  • Industrial process pumping
  • Electrical interconnection
  • Signal interface mating
General Description

The Connector,fluid,pump, cataloged under National Stock Number 4320-01-489-0409, is classified within Federal Supply Class 4320 (No Item Name Available) of the Pumps and Compressors group. The primary manufacturer of record is Weldon Pump 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
NSN4320-01-489-0409
Primary Part Number8252
Item NameConnector,fluid,pump
FSC / FSG4320 / 43 — No Item Name Available
ManufacturerWeldon Pump Llc
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 9
5120-00-045-717911-8252 INTERCHANGEABLE
Remover,electrical Contact
Amphenol Corp Div Amphenol Aerospace Operations
4930-00-300-9472825-2 INTERCHANGEABLE
Spring,clock-Type
Corinthian Schools, Inc. Dba Everest Institute
3460-00-378-3829 INTERCHANGEABLE
Diamond
5962-00-454-1838 INTERCHANGEABLE
Microcircuit,linear
5310-00-845-29068252 INTERCHANGEABLE
Nut,plain,hexagon
Belfort Instrument Company
5960-00-926-7309 INTERCHANGEABLE
Electron Tube
5340-01-101-86098252 INTERCHANGEABLE
Standoff,threaded,spacing
Halsit Holdings Llc Div Halsit Holdings, Llc Dba Abbatron
5365-01-129-95878252 INTERCHANGEABLE
Plug
Northrop Grumman Systems Corporation Div Marine Systems
5340-01-432-0957 INTERCHANGEABLE
Crank,hand
Cross-Reference Index
Part NumberManufacturer
8252 PRIMARY Weldon Pump Llc (USA)
Related Parts
5120-00-045-7179INTERCHANGEABLE
REMOVER,ELECTRICAL CONTACT
11-8252
4930-00-300-9472INTERCHANGEABLE
SPRING,CLOCK-TYPE
825-2
3460-00-378-3829INTERCHANGEABLE
DIAMOND
5962-00-454-1838INTERCHANGEABLE
MICROCIRCUIT,LINEAR
5310-00-845-2906INTERCHANGEABLE
NUT,PLAIN,HEXAGON
8252
5960-00-926-7309INTERCHANGEABLE
ELECTRON TUBE
5340-01-101-8609INTERCHANGEABLE
STANDOFF,THREADED,SPACING
8252
5365-01-129-9587INTERCHANGEABLE
PLUG
8252
5340-01-432-0957INTERCHANGEABLE
CRANK,HAND

Frequently Asked Questions

What is NSN 4320-01-489-0409?

NSN 4320-01-489-0409 is a Connector,fluid,pump, manufactured by Weldon Pump Llc, classified under FSC 4320 (No Item Name Available). Status: active.

What are the part numbers for NSN 4320-01-489-0409?

NSN 4320-01-489-0409 has 1 cross-referenced part number: 8252 (Weldon Pump Llc).

What NSN replaces 4320-01-489-0409?

There are 9 known substitutes for 4320-01-489-0409: 5120-00-045-7179, 4930-00-300-9472, 3460-00-378-3829 and 6 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 8252?

Key specifications for 8252: Special Features: CONTROLLING AGENCY NOMENCLATURE COVER, INSERT. 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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