PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

SUP-555Pump,centrifugal

Insinger Machine Co · NSN 4320-01-233-1696 · FSC 4320 · No Item Name Available
Verified by PartsTable
NSN 4320-01-233-1696 — this item is cataloged by the U.S. Government under National Stock Number 4320-01-233-1696. Primary manufacturer part number: SUP-555.
Features
  • Pump,centrifugal — FSC 4320
  • Pumping Element Operating Position: HORIZONTAL
  • Discharge Pressure: .0 ENERGY EFFICIENT - FEMP - APPLIANCES - FREEZERS
  • Centrifugal Pump Impeller Quantity: 1
  • Operating Speed at Rated Capacity: 1500.0 REVOLUTIONS PER MINUTE
  • Pump Rotation Direction: COUNTERCLOCKWISE
  • Maximum Discharge Flow Rate: 80.0 GALLONS PER MINUTE
  • Stage Quantity: 1
Applications
  • Fluid transfer and circulation
  • Cooling system maintenance
  • Industrial process pumping
General Description

The Pump,centrifugal, cataloged under National Stock Number 4320-01-233-1696, is classified within Federal Supply Class 4320 (No Item Name Available) of the Pumps and Compressors group. The primary manufacturer of record is Insinger Machine Co. Government technical data includes 8 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 3 commercial cross-references from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 3 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.

Technical Specifications
ParameterValue
NSN4320-01-233-1696
Primary Part NumberSUP-555
Item NamePump,centrifugal
FSC / FSG4320 / 43 — No Item Name Available
ManufacturerInsinger Machine Co
StatusCANCELLED
Pumping Element Operating PositionHORIZONTAL
Discharge Pressure.0 ENERGY EFFICIENT - FEMP - APPLIANCES - FREEZERS
Centrifugal Pump Impeller Quantity1
Operating Speed at Rated Capacity1500.0 REVOLUTIONS PER MINUTE
Pump Rotation DirectionCOUNTERCLOCKWISE
Maximum Discharge Flow Rate80.0 GALLONS PER MINUTE
Stage Quantity1
Media for Which DesignedWATER, FRESH
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 3
4810-00-122-165712F22C2148AAF4C05 INTERCHANGEABLE
Valve,solenoid
Parker-Hannifin Corporation Dba Pneutronics Div Fluid Control Division
4730-00-231-2386 INTERCHANGEABLE
Cap,pipe
4730-01-128-9216D-2021 INTERCHANGEABLE
Nozzle,spray,fluid-Emulsion
Insinger Machine Co
Cross-Reference Index
Part NumberManufacturer
555 Insinger Machine Co (USA)
SUP-555 PRIMARY Insinger Machine Co (USA)
50 SA 10 G Insinger Machine Co (USA)
Related Parts
4810-00-122-1657INTERCHANGEABLE
VALVE,SOLENOID
12F22C2148AAF4C05
4730-00-231-2386INTERCHANGEABLE
CAP,PIPE
4730-01-128-9216INTERCHANGEABLE
NOZZLE,SPRAY,FLUID-EMULSION
D-2021

Frequently Asked Questions

What is NSN 4320-01-233-1696?

NSN 4320-01-233-1696 is a Pump,centrifugal, manufactured by Insinger Machine Co, classified under FSC 4320 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 4320-01-233-1696?

NSN 4320-01-233-1696 has 3 cross-referenced part numbers: 555 (Insinger Machine Co), SUP-555 (Insinger Machine Co), 50 SA 10 G (Insinger Machine Co).

What NSN replaces 4320-01-233-1696?

There are 3 known substitutes for 4320-01-233-1696: 4810-00-122-1657, 4730-00-231-2386, 4730-01-128-9216. Verify interchangeability with system specifications before substitution.

What are the specifications of SUP-555?

Key specifications for SUP-555: Pumping Element Operating Position: HORIZONTAL; Discharge Pressure: .0 ENERGY EFFICIENT - FEMP - APPLIANCES - FREEZERS; Special Features: RIGHT HAND; Centrifugal Pump Impeller Quantity: 1. 9 total characteristics are documented in the Federal Logistics Information System.

Is NSN 4320-01-233-1696 still in active supply?

NSN 4320-01-233-1696 is currently cancelled. Check with the Defense Logistics Agency for current availability and authorized substitutes.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
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