PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

384591-00Rotor,pump

Curtiss-Wright Electro-Mechanical Corporation Div Epd · NSN 4320-00-126-8556 · FSC 4320 · No Item Name Available
Verified by PartsTable
NSN 4320-00-126-8556 — this item is cataloged by the U.S. Government under National Stock Number 4320-00-126-8556. Primary manufacturer part number: 384591-00.
Features
  • Rotor,pump — FSC 4320
  • 6 verified cross-references
  • Primary manufacturer: Curtiss-Wright Electro-Mechanical Corporation Div Epd
Applications
  • Fluid transfer and circulation
  • Cooling system maintenance
  • Industrial process pumping
General Description

The Rotor,pump, cataloged under National Stock Number 4320-00-126-8556, is classified within Federal Supply Class 4320 (No Item Name Available) of the Pumps and Compressors group. The primary manufacturer of record is Curtiss-Wright Electro-Mechanical Corporation Div Epd. This item has 6 commercial cross-references from 3 manufacturers, enabling identification through both NSN and commercial part number lookups. 10 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Catalog Facts
Item NameRotor,pump
FSC / FSG4320 — No Item Name Available (FSG 43)
ManufacturersCurtiss-Wright Electro-Mechanical Corporation Div Epd (CAGE 0UBG9); Curtiss-Wright Electro-Mechanical Corporation Dba Curtiss Wright Engineered Pump Division Use CAGE Code 0ubg9 for Cataloging (CAGE 93232); Rps-Fl, Inc. Dba Rps Inc (CAGE 54402)
Technical Specifications
ParameterValue
NSN4320-00-126-8556
Primary Part Number384591-00
Item NameRotor,pump
FSC / FSG4320 / 43 — No Item Name Available
ManufacturerCurtiss-Wright Electro-Mechanical Corporation Div Epd
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 10
5950-00-035-8791 INTERCHANGEABLE
Reactor
5315-00-181-4432103-47 INTERCHANGEABLE
Pin,straight,headless
Honeywell Intl Inc Defense Avionics Systems
5999-00-217-106810347 INTERCHANGEABLE
Contact,electrical
Northrop Grumman Systems Corporation
5340-00-219-7016SM-B-157156 INTERCHANGEABLE
Holder,spring
Us Army Communications & Electronics Materiel Readiness Command Logistics Engineering Dir
8040-00-281-230810-347 INTERCHANGEABLE
Adhesive
Gc/waldom Inc
5960-00-549-002310347 INTERCHANGEABLE
Retainer,electron Tube
James Ippolito & Co. of Connecticut, Inc. Dba Ippolito James & Co of Ct Inc
5331-00-894-7496G10347 INTERCHANGEABLE
O-Ring
Cnh Industrial America Llc Dba Cnh America
5360-01-150-566710347 INTERCHANGEABLE
Spring
Koehring Cranes, Inc Dba Terex Cranes Div Waverly Operations
5310-01-617-338010347 INTERCHANGEABLE
Nut,plain,round
Exlar Corporation
5999-01-702-962210347 INTERCHANGEABLE
Holder,contact
Italwatt S.r.l.
Cross-Reference Index
Part NumberManufacturer
384591-00 PRIMARY Curtiss-Wright Electro-Mechanical Corporation Div Epd (USA)
SK-184591 Curtiss-Wright Electro-Mechanical Corporation Dba Curtiss Wright Engineered Pump Division Use CAGE Code 0ubg9 for Cataloging (USA)
384591-00 Curtiss-Wright Electro-Mechanical Corporation Dba Curtiss Wright Engineered Pump Division Use CAGE Code 0ubg9 for Cataloging (USA)
384591PH Curtiss-Wright Electro-Mechanical Corporation Dba Curtiss Wright Engineered Pump Division Use CAGE Code 0ubg9 for Cataloging (USA)
10347 Rps-Fl, Inc. Dba Rps Inc (USA)
SK-184591 Curtiss-Wright Electro-Mechanical Corporation Div Epd (USA)
Related Parts
5950-00-035-8791INTERCHANGEABLE
REACTOR
5315-00-181-4432INTERCHANGEABLE
PIN,STRAIGHT,HEADLESS
103-47
5999-00-217-1068INTERCHANGEABLE
CONTACT,ELECTRICAL
10347
5340-00-219-7016INTERCHANGEABLE
HOLDER,SPRING
SM-B-157156
8040-00-281-2308INTERCHANGEABLE
ADHESIVE
10-347
5960-00-549-0023INTERCHANGEABLE
RETAINER,ELECTRON TUBE
10347
5331-00-894-7496INTERCHANGEABLE
O-RING
G10347
5360-01-150-5667INTERCHANGEABLE
SPRING
10347
5310-01-617-3380INTERCHANGEABLE
NUT,PLAIN,ROUND
10347
5999-01-702-9622INTERCHANGEABLE
HOLDER,CONTACT
10347

Frequently Asked Questions

What is NSN 4320-00-126-8556?

NSN 4320-00-126-8556 is a Rotor,pump, manufactured by Curtiss-Wright Electro-Mechanical Corporation Div Epd, classified under FSC 4320 (No Item Name Available). Status: active.

What are the part numbers for NSN 4320-00-126-8556?

NSN 4320-00-126-8556 has 6 cross-referenced part numbers: 384591-00 (Curtiss-Wright Electro-Mechanical Corporation Div Epd), SK-184591 (Curtiss-Wright Electro-Mechanical Corporation Dba Curtiss Wright Engineered Pump Division Use CAGE Code 0ubg9 for Cataloging), 384591-00 (Curtiss-Wright Electro-Mechanical Corporation Dba Curtiss Wright Engineered Pump Division Use CAGE Code 0ubg9 for Cataloging), 384591PH (Curtiss-Wright Electro-Mechanical Corporation Dba Curtiss Wright Engineered Pump Division Use CAGE Code 0ubg9 for Cataloging), 10347 (Rps-Fl, Inc. Dba Rps Inc) and 1 more.

What NSN replaces 4320-00-126-8556?

There are 10 known substitutes for 4320-00-126-8556: 5950-00-035-8791, 5315-00-181-4432, 5999-00-217-1068 and 7 more. Verify interchangeability with system specifications before substitution.

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