PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

A739Impeller,pump,centrifugal

Circor Naval Solutions Llc Dba Warren Pumps · NSN 4320-01-208-2186 · FSC 4320 · No Item Name Available
Verified by PartsTable
NSN 4320-01-208-2186 — this item is cataloged by the U.S. Government under National Stock Number 4320-01-208-2186. Primary manufacturer part number: A739.
Features
  • Impeller,pump,centrifugal — FSC 4320
  • Material: NICKEL ALLOY
  • Overall Diameter: 1.500 INCHES NOMINAL IN
  • Rotation Direction for Which Designed: CLOCKWISE
  • 4 verified cross-references
  • Primary manufacturer: Circor Naval Solutions Llc Dba Warren Pumps
Applications
  • Fluid transfer and circulation
  • Cooling system maintenance
  • Industrial process pumping
  • Applications requiring Nickel Alloy construction
General Description

The Impeller,pump,centrifugal, cataloged under National Stock Number 4320-01-208-2186, is classified within Federal Supply Class 4320 (No Item Name Available) of the Pumps and Compressors group. The primary manufacturer of record is Circor Naval Solutions Llc Dba Warren Pumps. Government technical data includes 3 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 4 commercial cross-references from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 4 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN4320-01-208-2186
Primary Part NumberA739
Item NameImpeller,pump,centrifugal
FSC / FSG4320 / 43 — No Item Name Available
ManufacturerCircor Naval Solutions Llc Dba Warren Pumps
StatusACTIVE
MaterialNICKEL ALLOY
Overall Diameter1.500 INCHES NOMINAL IN
Rotation Direction for Which DesignedCLOCKWISE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 4
3020-00-360-8127A739 INTERCHANGEABLE
Gear,transmission
Am General Llc
3020-00-360-8150A8977 INTERCHANGEABLE
Gear Cluster
Am General Llc
4320-01-208-2067C265 INTERCHANGEABLE
Ring,wearing
Circor Naval Solutions Llc Dba Warren Pumps
4320-01-208-2187A740 INTERCHANGEABLE
Impeller,pump,centrifugal
Circor Naval Solutions Llc Dba Warren Pumps
Cross-Reference Index
Part NumberManufacturer
A739 PRIMARY Circor Naval Solutions Llc Dba Warren Pumps (USA)
PL999F0563 Circor Naval Solutions Llc Dba Warren Pumps (USA)
PL999F0563 PIECE 8 Circor Naval Solutions Llc Dba Warren Pumps (USA)
657C0845 Circor Naval Solutions Llc Dba Warren Pumps (USA)
Related Parts
3020-00-360-8127INTERCHANGEABLE
GEAR,TRANSMISSION
A739
3020-00-360-8150INTERCHANGEABLE
GEAR CLUSTER
A8977
4320-01-208-2067INTERCHANGEABLE
RING,WEARING
C265
4320-01-208-2187INTERCHANGEABLE
IMPELLER,PUMP,CENTRIFUGAL
A740

Frequently Asked Questions

What is NSN 4320-01-208-2186?

NSN 4320-01-208-2186 is a Impeller,pump,centrifugal, manufactured by Circor Naval Solutions Llc Dba Warren Pumps, classified under FSC 4320 (No Item Name Available). Status: active.

What are the part numbers for NSN 4320-01-208-2186?

NSN 4320-01-208-2186 has 4 cross-referenced part numbers: A739 (Circor Naval Solutions Llc Dba Warren Pumps), PL999F0563 (Circor Naval Solutions Llc Dba Warren Pumps), PL999F0563 PIECE 8 (Circor Naval Solutions Llc Dba Warren Pumps), 657C0845 (Circor Naval Solutions Llc Dba Warren Pumps).

What NSN replaces 4320-01-208-2186?

There are 4 known substitutes for 4320-01-208-2186: 3020-00-360-8127, 3020-00-360-8150, 4320-01-208-2067 and 1 more. Verify interchangeability with system specifications before substitution.

What are the specifications of A739?

Key specifications for A739: Material: NICKEL ALLOY; Overall Diameter: 1.500 INCHES NOMINAL IN; Rotation Direction for Which Designed: CLOCKWISE; End Item Identification: WARREN PUMP,MODEL 1 1/2-2CVD6. 4 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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