PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

A13Impeller,pump,centrifugal

Circor Naval Solutions Llc Dba Warren Pumps · NSN 4320-00-398-9465 · FSC 4320 · No Item Name Available
Verified by PartsTable
NSN 4320-00-398-9465 — this item is cataloged by the U.S. Government under National Stock Number 4320-00-398-9465. Primary manufacturer part number: A13.
Features
  • Impeller,pump,centrifugal — FSC 4320
  • 8 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 4320-00-398-9465, 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 8 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN4320-00-398-9465
Primary Part NumberA13
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 12
8455-00-126-4602 INTERCHANGEABLE
Insignia,shoulder Sleeve
3110-00-155-6661 INTERCHANGEABLE
Bearing,ball,annular
5331-00-166-0988AS3209-013 INTERCHANGEABLE
O-Ring
Sae International Dba Sae International
8455-00-255-3185 INTERCHANGEABLE
Insignia,shoulder Sleeve
4730-00-797-354413215E3835 INTERCHANGEABLE
Clamp,hose
Cecom Lr Center
4310-01-005-706560020 INTERCHANGEABLE
Vane,vacuum Pump
Ace Pump Corp
5950-01-029-08531219-101 INTERCHANGEABLE
Transformer,power
Bae Systems Information and Electronic Systems Integration Inc.
4935-01-114-7866 INTERCHANGEABLE
Threaded Plunger
1005-01-225-8832 INTERCHANGEABLE
Firing Mechanism,gun
5110-01-265-2552 INTERCHANGEABLE
Shears,metal Cutting,hand
Cross-Reference Index
Part NumberManufacturer
BS1224PC5 Circor Naval Solutions Llc Dba Warren Pumps (USA)
BS4-1446PC5 Circor Naval Solutions Llc Dba Warren Pumps (USA)
BS4-1829PC5 Circor Naval Solutions Llc Dba Warren Pumps (USA)
BS4-1830PC5 Circor Naval Solutions Llc Dba Warren Pumps (USA)
A13 PRIMARY Circor Naval Solutions Llc Dba Warren Pumps (USA)
BS5-1445PC5 Circor Naval Solutions Llc Dba Warren Pumps (USA)
BS1225PC5 Circor Naval Solutions Llc Dba Warren Pumps (USA)
CL51S58-052PC5 Naval Ship Systems Command (USA)
Related Parts
8455-00-126-4602INTERCHANGEABLE
INSIGNIA,SHOULDER SLEEVE
3110-00-155-6661INTERCHANGEABLE
BEARING,BALL,ANNULAR
5331-00-166-0988INTERCHANGEABLE
O-RING
AS3209-013
8455-00-255-3185INTERCHANGEABLE
INSIGNIA,SHOULDER SLEEVE
4730-00-797-3544INTERCHANGEABLE
CLAMP,HOSE
13215E3835
4310-01-005-7065INTERCHANGEABLE
VANE,VACUUM PUMP
60020
5950-01-029-0853INTERCHANGEABLE
TRANSFORMER,POWER
1219-101
4935-01-114-7866INTERCHANGEABLE
THREADED PLUNGER
1005-01-225-8832INTERCHANGEABLE
FIRING MECHANISM,GUN
5110-01-265-2552INTERCHANGEABLE
SHEARS,METAL CUTTING,HAND
5342-01-345-0111INTERCHANGEABLE
CAP,FILLER OPENING
1560-01-386-7631INTERCHANGEABLE
CELL,FUEL,AIRCRAFT
A13

Frequently Asked Questions

What is NSN 4320-00-398-9465?

NSN 4320-00-398-9465 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 4320-00-398-9465?

NSN 4320-00-398-9465 has 8 cross-referenced part numbers: BS1224PC5 (Circor Naval Solutions Llc Dba Warren Pumps), BS4-1446PC5 (Circor Naval Solutions Llc Dba Warren Pumps), BS4-1829PC5 (Circor Naval Solutions Llc Dba Warren Pumps), BS4-1830PC5 (Circor Naval Solutions Llc Dba Warren Pumps), A13 (Circor Naval Solutions Llc Dba Warren Pumps) and 3 more.

What NSN replaces 4320-00-398-9465?

There are 12 known substitutes for 4320-00-398-9465: 8455-00-126-4602, 3110-00-155-6661, 5331-00-166-0988 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of A13?

Key specifications for A13: 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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