PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

R145Rotor Assy,pump

Circor Naval Solutions Llc Dba Warren Pumps · NSN 4320-00-678-8505 · FSC 4320 · No Item Name Available
Verified by PartsTable
NSN 4320-00-678-8505 — this item is cataloged by the U.S. Government under National Stock Number 4320-00-678-8505. Primary manufacturer part number: R145.
Features
  • Rotor Assy,pump — FSC 4320
  • 1 verified cross-reference
  • Primary manufacturer: Circor Naval Solutions Llc Dba Warren Pumps
Applications
  • Fluid transfer and circulation
  • Cooling system maintenance
  • Industrial process pumping
General Description

The Rotor Assy,pump, cataloged under National Stock Number 4320-00-678-8505, 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 1 commercial cross-reference 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: Active.

Catalog Facts
Item NameRotor Assy,pump
FSC / FSG4320 — No Item Name Available (FSG 43)
ManufacturersCircor Naval Solutions Llc Dba Warren Pumps (CAGE 63857)
Technical Specifications
ParameterValue
NSN4320-00-678-8505
Primary Part NumberR145
Item NameRotor Assy,pump
FSC / FSG4320 / 43 — No Item Name Available
ManufacturerCircor Naval Solutions Llc Dba Warren Pumps
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 3
3110-00-155-7350RS209 INTERCHANGEABLE
Bearing,roller,cylindrical
Gwilliam Company, Inc. Div Ball & Roller Bearing Division
5340-00-209-9285R145 INTERCHANGEABLE
Bumper
Salisbury W H and Co Inc
1005-00-344-60717311894 INTERCHANGEABLE
Guard Trigger
Army, United States Department of the Dba Rock Island Arsenal Jmtc
Cross-Reference Index
Part NumberManufacturer
R145 PRIMARY Circor Naval Solutions Llc Dba Warren Pumps (USA)
Related Parts
3110-00-155-7350INTERCHANGEABLE
BEARING,ROLLER,CYLINDRICAL
RS209
5340-00-209-9285INTERCHANGEABLE
BUMPER
R145
1005-00-344-6071INTERCHANGEABLE
GUARD TRIGGER
7311894

Frequently Asked Questions

What is NSN 4320-00-678-8505?

NSN 4320-00-678-8505 is a Rotor Assy,pump, 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 4320-00-678-8505?

NSN 4320-00-678-8505 has 1 cross-referenced part number: R145 (Circor Naval Solutions Llc Dba Warren Pumps).

What NSN replaces 4320-00-678-8505?

There are 3 known substitutes for 4320-00-678-8505: 3110-00-155-7350, 5340-00-209-9285, 1005-00-344-6071. Verify interchangeability with system specifications before substitution.

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