PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

104443Impeller,pump,centrifugal

Little Giant Pump Co · NSN 4320-01-033-1733 · FSC 4320 · No Item Name Available
Verified by PartsTable
NSN 4320-01-033-1733 — this item is cataloged by the U.S. Government under National Stock Number 4320-01-033-1733. Primary manufacturer part number: 104443.
Features
  • Impeller,pump,centrifugal — FSC 4320
  • Overall Diameter: 2.535 INCHES NOMINAL IN
  • Hub Bore Diameter: 0.250 INCHES NOMINAL IN
  • Hub Projection Length Beyond Wheel Side: 0.275 INCHES NOMINAL IN
  • Hub Location: CENTERED
  • Material: PLASTIC POLYAMIDE NYLON
  • Blade Type: STRAIGHT
  • Design Type: SINGLE WIDTH
Applications
  • Fluid transfer and circulation
  • Cooling system maintenance
  • Industrial process pumping
  • Applications requiring Plastic Polyamide Nylon construction
General Description

The Impeller,pump,centrifugal, cataloged under National Stock Number 4320-01-033-1733, is classified within Federal Supply Class 4320 (No Item Name Available) of the Pumps and Compressors group. The primary manufacturer of record is Little Giant Pump Co. Government technical data includes 14 verified specifications, 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. 1 verified substitute exists in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN4320-01-033-1733
Primary Part Number104443
Item NameImpeller,pump,centrifugal
FSC / FSG4320 / 43 — No Item Name Available
ManufacturerLittle Giant Pump Co
StatusACTIVE
Overall Diameter2.535 INCHES NOMINAL IN
Hub Bore Diameter0.250 INCHES NOMINAL IN
Hub Projection Length Beyond Wheel Side0.275 INCHES NOMINAL IN
Hub LocationCENTERED
MaterialPLASTIC POLYAMIDE NYLON
Blade TypeSTRAIGHT
Design TypeSINGLE WIDTH
Hub Quantity1
Rotation Direction for Which DesignedCLOCKWISE
Blade Quantity12
Size Designator0.160-32UNC
Hub Length0.500 INCHES NOMINAL IN
Mounting MethodSETSCREW
Setscrew Quantity1
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 1
1730-00-607-6594104443 INTERCHANGEABLE
Crank Assembly
Air Logistics Corporation Dba Air Logistics Corp
Cross-Reference Index
Part NumberManufacturer
104443 PRIMARY Little Giant Pump Co (USA)
Related Parts
1730-00-607-6594INTERCHANGEABLE
CRANK ASSEMBLY
104443

Frequently Asked Questions

What is NSN 4320-01-033-1733?

NSN 4320-01-033-1733 is a Impeller,pump,centrifugal, manufactured by Little Giant Pump Co, classified under FSC 4320 (No Item Name Available). Status: active.

What are the part numbers for NSN 4320-01-033-1733?

NSN 4320-01-033-1733 has 1 cross-referenced part number: 104443 (Little Giant Pump Co).

What NSN replaces 4320-01-033-1733?

There is 1 known substitute for 4320-01-033-1733: 1730-00-607-6594. Verify interchangeability with system specifications before substitution.

What are the specifications of 104443?

Key specifications for 104443: Overall Diameter: 2.535 INCHES NOMINAL IN; Hub Bore Diameter: 0.250 INCHES NOMINAL IN; Hub Projection Length Beyond Wheel Side: 0.275 INCHES NOMINAL IN; Hub Location: CENTERED. 15 total characteristics are documented in the Federal Logistics Information System.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com