PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

200125Rotor,pump

Dover Pumps & Process Solutions Segment Inc Dba Blackmer Div Blackmer · NSN 4320-01-340-8790 · FSC 4320 · No Item Name Available
Verified by PartsTable
NSN 4320-01-340-8790 — this item is cataloged by the U.S. Government under National Stock Number 4320-01-340-8790. Primary manufacturer part number: 200125.
Features
  • Rotor,pump — FSC 4320
  • 3 verified cross-references
  • Primary manufacturer: Dover Pumps & Process Solutions Segment Inc Dba Blackmer Div Blackmer
Applications
  • Fluid transfer and circulation
  • Cooling system maintenance
  • Industrial process pumping
General Description

The Rotor,pump, cataloged under National Stock Number 4320-01-340-8790, is classified within Federal Supply Class 4320 (No Item Name Available) of the Pumps and Compressors group. The primary manufacturer of record is Dover Pumps & Process Solutions Segment Inc Dba Blackmer Div Blackmer. This item has 3 commercial cross-references from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 8 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)
ManufacturersDover Pumps & Process Solutions Segment Inc Dba Blackmer Div Blackmer (CAGE 07524)
Technical Specifications
ParameterValue
NSN4320-01-340-8790
Primary Part Number200125
Item NameRotor,pump
FSC / FSG4320 / 43 — No Item Name Available
ManufacturerDover Pumps & Process Solutions Segment Inc Dba Blackmer Div Blackmer
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 8
5315-00-050-548319DKA0504 INTERCHANGEABLE
Pin,straight,headless
Volvo Trucks North America, Inc. Dba (foreign Parent Is Volvo Lastvagnar Ab, Goteborg, Sweden.)
5133-00-189-9270 INTERCHANGEABLE
Drill,twist
5305-00-359-8520 INTERCHANGEABLE
Screw,set
5940-00-881-2377 INTERCHANGEABLE
Terminal,lug
5935-01-122-9087 INTERCHANGEABLE
Connector,receptacle,electrical
4320-01-337-4018E-4593 INTERCHANGEABLE
Pump,rotary
Dover Pumps & Process Solutions Segment Inc Dba Blackmer Div Blackmer
4320-01-340-8794020125 INTERCHANGEABLE
Connector,fluid,pump
Dover Pumps & Process Solutions Segment Inc Dba Blackmer Div Blackmer
4320-01-341-0117090152 INTERCHANGEABLE
Vane Set,rotary
Dover Pumps & Process Solutions Segment Inc Dba Blackmer Div Blackmer
Cross-Reference Index
Part NumberManufacturer
200125 PRIMARY Dover Pumps & Process Solutions Segment Inc Dba Blackmer Div Blackmer (USA)
E-4593 PIECE 13 Dover Pumps & Process Solutions Segment Inc Dba Blackmer Div Blackmer (USA)
E-4593 Dover Pumps & Process Solutions Segment Inc Dba Blackmer Div Blackmer (USA)
Related Parts
5315-00-050-5483INTERCHANGEABLE
PIN,STRAIGHT,HEADLESS
19DKA0504
5133-00-189-9270INTERCHANGEABLE
DRILL,TWIST
5305-00-359-8520INTERCHANGEABLE
SCREW,SET
5940-00-881-2377INTERCHANGEABLE
TERMINAL,LUG
5935-01-122-9087INTERCHANGEABLE
CONNECTOR,RECEPTACLE,ELECTRICAL
4320-01-337-4018INTERCHANGEABLE
PUMP,ROTARY
E-4593
4320-01-340-8794INTERCHANGEABLE
CONNECTOR,FLUID,PUMP
020125
4320-01-341-0117INTERCHANGEABLE
VANE SET,ROTARY
090152

Frequently Asked Questions

What is NSN 4320-01-340-8790?

NSN 4320-01-340-8790 is a Rotor,pump, manufactured by Dover Pumps & Process Solutions Segment Inc Dba Blackmer Div Blackmer, classified under FSC 4320 (No Item Name Available). Status: active.

What are the part numbers for NSN 4320-01-340-8790?

NSN 4320-01-340-8790 has 3 cross-referenced part numbers: 200125 (Dover Pumps & Process Solutions Segment Inc Dba Blackmer Div Blackmer), E-4593 PIECE 13 (Dover Pumps & Process Solutions Segment Inc Dba Blackmer Div Blackmer), E-4593 (Dover Pumps & Process Solutions Segment Inc Dba Blackmer Div Blackmer).

What NSN replaces 4320-01-340-8790?

There are 8 known substitutes for 4320-01-340-8790: 5315-00-050-5483, 5133-00-189-9270, 5305-00-359-8520 and 5 more. Verify interchangeability with system specifications before substitution.

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