PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

R37Rotor Assy

Circor Naval Solutions Llc Dba Warren Pumps · NSN 4320-00-336-8917 · FSC 4320 · No Item Name Available
Verified by PartsTable
NSN 4320-00-336-8917 — this item is cataloged by the U.S. Government under National Stock Number 4320-00-336-8917. Primary manufacturer part number: R37.
Features
  • Rotor Assy — FSC 4320
  • 1 verified cross-reference
  • Primary manufacturer: Circor Naval Solutions Llc Dba Warren Pumps
Applications
  • Hydraulic and pneumatic systems
  • Industrial process pumping
  • Military vehicle hydraulics
General Description

The Rotor Assy, cataloged under National Stock Number 4320-00-336-8917, 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. 5 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Catalog Facts
Item NameRotor Assy
FSC / FSG4320 — No Item Name Available (FSG 43)
ManufacturersCircor Naval Solutions Llc Dba Warren Pumps (CAGE 63857)
Technical Specifications
ParameterValue
NSN4320-00-336-8917
Primary Part NumberR37
Item NameRotor Assy
FSC / FSG4320 / 43 — No Item Name Available
ManufacturerCircor Naval Solutions Llc Dba Warren Pumps
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 5
3020-00-017-2589560-2-1200 INTERCHANGEABLE
Gear-Slip Clutch,spur
Cae Usa Inc.
5905-00-683-2179280-6003P3 INTERCHANGEABLE
Resistor,fixed,film
Raytheon Company Dba Raytheon Co
3455-01-041-8813716-062369 INTERCHANGEABLE
Cutter,milling,end
Doall Baltimore Company
4240-01-250-8984R37 INTERCHANGEABLE
Valve,inhalation
Square D Co Monroe Plant
5305-01-314-4521 INTERCHANGEABLE
Screw,cap,hexagon Head
Cross-Reference Index
Part NumberManufacturer
R37 PRIMARY Circor Naval Solutions Llc Dba Warren Pumps (USA)
Related Parts
3020-00-017-2589INTERCHANGEABLE
GEAR-SLIP CLUTCH,SPUR
560-2-1200
5905-00-683-2179INTERCHANGEABLE
RESISTOR,FIXED,FILM
280-6003P3
3455-01-041-8813INTERCHANGEABLE
CUTTER,MILLING,END
716-062369
4240-01-250-8984INTERCHANGEABLE
VALVE,INHALATION
R37
5305-01-314-4521INTERCHANGEABLE
SCREW,CAP,HEXAGON HEAD

Frequently Asked Questions

What is NSN 4320-00-336-8917?

NSN 4320-00-336-8917 is a Rotor Assy, 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 4320-00-336-8917?

NSN 4320-00-336-8917 has 1 cross-referenced part number: R37 (Circor Naval Solutions Llc Dba Warren Pumps).

What NSN replaces 4320-00-336-8917?

There are 5 known substitutes for 4320-00-336-8917: 3020-00-017-2589, 5905-00-683-2179, 3455-01-041-8813 and 2 more. Verify interchangeability with system specifications before substitution.

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