PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

A58Impeller,pump,centrifugal

Circor Naval Solutions Llc Dba Warren Pumps · NSN 4320-00-398-9475 · FSC 4320 · No Item Name Available
Verified by PartsTable
NSN 4320-00-398-9475 — this item is cataloged by the U.S. Government under National Stock Number 4320-00-398-9475. Primary manufacturer part number: A58.
Features
  • Impeller,pump,centrifugal — FSC 4320
  • 4 verified cross-references
  • Primary manufacturer: Circor Naval Solutions Llc Dba Warren Pumps
Applications
  • Fluid transfer and circulation
  • Cooling system maintenance
  • Industrial process pumping
General Description

The Impeller,pump,centrifugal, cataloged under National Stock Number 4320-00-398-9475, 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. This item has 4 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 7 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN4320-00-398-9475
Primary Part NumberA58
Item NameImpeller,pump,centrifugal
FSC / FSG4320 / 43 — No Item Name Available
ManufacturerCircor Naval Solutions Llc Dba Warren Pumps
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 7
5985-00-194-9740A57 INTERCHANGEABLE
Dummy Load,electrical
Us Army Communications & Electronics Materiel Readiness Command Logistics Engineering Dir
3455-00-224-363710130 INTERCHANGEABLE
Cutter,milling,plain
Niagara Cutter Inc
5920-00-436-7753 INTERCHANGEABLE
Lightning Rod
5360-00-446-3602A58 INTERCHANGEABLE
Spring,helical,compression
Ashcroft Inc Dba Heise
3030-00-605-1377A58 INTERCHANGEABLE
Belt,v
Emerson Electric Co Browning Mfg Div
5905-01-007-6246A58-4000 INTERCHANGEABLE
Resistor,variable,wire Wound,non
Clarostat Sensors and Controls
5962-01-296-9394A58 INTERCHANGEABLE
Microcircuit,linear
Caes Systems Llc Div Missile Systems Division
Cross-Reference Index
Part NumberManufacturer
BS5-1462PC5 Circor Naval Solutions Llc Dba Warren Pumps (USA)
BS4-1463PC5 Circor Naval Solutions Llc Dba Warren Pumps (USA)
A58 PRIMARY Circor Naval Solutions Llc Dba Warren Pumps (USA)
CA68S5804-38PC5 Naval Ship Systems Command (USA)
Related Parts
5985-00-194-9740INTERCHANGEABLE
DUMMY LOAD,ELECTRICAL
A57
3455-00-224-3637INTERCHANGEABLE
CUTTER,MILLING,PLAIN
10130
5920-00-436-7753INTERCHANGEABLE
LIGHTNING ROD
5360-00-446-3602INTERCHANGEABLE
SPRING,HELICAL,COMPRESSION
A58
3030-00-605-1377INTERCHANGEABLE
BELT,V
A58
5905-01-007-6246INTERCHANGEABLE
RESISTOR,VARIABLE,WIRE WOUND,NON
A58-4000
5962-01-296-9394INTERCHANGEABLE
MICROCIRCUIT,LINEAR
A58

Frequently Asked Questions

What is NSN 4320-00-398-9475?

NSN 4320-00-398-9475 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 4320-00-398-9475?

NSN 4320-00-398-9475 has 4 cross-referenced part numbers: BS5-1462PC5 (Circor Naval Solutions Llc Dba Warren Pumps), BS4-1463PC5 (Circor Naval Solutions Llc Dba Warren Pumps), A58 (Circor Naval Solutions Llc Dba Warren Pumps), CA68S5804-38PC5 (Naval Ship Systems Command).

What NSN replaces 4320-00-398-9475?

There are 7 known substitutes for 4320-00-398-9475: 5985-00-194-9740, 3455-00-224-3637, 5920-00-436-7753 and 4 more. Verify interchangeability with system specifications before substitution.

What are the specifications of A58?

Key specifications for A58: End Item Identification: CENTRIFUGAL PUMP. 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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