PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

453201Valve,pump

Dover Pumps & Process Solutions Segment Inc Dba Blackmer Div Blackmer · NSN 4320-01-067-2766 · FSC 4320 · No Item Name Available
Verified by PartsTable
NSN 4320-01-067-2766 — this item is cataloged by the U.S. Government under National Stock Number 4320-01-067-2766. Primary manufacturer part number: 453201.
Features
  • Valve,pump — FSC 4320
  • General Characteristics Item Description: CAST IRON; MEDIA LUBE OIL
  • 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
  • Flow control in piping systems
  • Pressure regulation
General Description

The Valve,pump, cataloged under National Stock Number 4320-01-067-2766, 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. Government technical data includes 1 verified specification, sourced from the Federal Logistics Information System (FLIS). This item has 3 commercial cross-references from 1 manufacturer, 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
NSN4320-01-067-2766
Primary Part Number453201
Item NameValve,pump
FSC / FSG4320 / 43 — No Item Name Available
ManufacturerDover Pumps & Process Solutions Segment Inc Dba Blackmer Div Blackmer
StatusACTIVE
General Characteristics Item DescriptionCAST IRON; MEDIA LUBE OIL
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 12
4730-00-235-4077 INTERCHANGEABLE
Flange,pipe
6615-00-977-36814532-01 INTERCHANGEABLE
End Bell Assy,frame
Parker Hannifin Corporation Div Hydraulic Systems Division
4320-01-130-2332023205 INTERCHANGEABLE
Housing,liquid Pump
Dover Pumps & Process Solutions Segment Inc Dba Blackmer Div Blackmer
4710-01-184-5527908422 INTERCHANGEABLE
Pipe Metallic,precut
Dover Pumps & Process Solutions Segment Inc Dba Blackmer Div Blackmer
4730-01-184-5528908420 INTERCHANGEABLE
Nipple,pipe
Dover Pumps & Process Solutions Segment Inc Dba Blackmer Div Blackmer
5340-01-185-6773423201 INTERCHANGEABLE
Seat,helical Compression Spring
Dover Pumps & Process Solutions Segment Inc Dba Blackmer Div Blackmer
4730-01-185-8136 INTERCHANGEABLE
Flange,pipe
4820-01-185-8228413201 INTERCHANGEABLE
Cap,valve
Dover Pumps & Process Solutions Segment Inc Dba Blackmer Div Blackmer
4730-01-186-8701 INTERCHANGEABLE
Flange,pipe
4320-01-202-5613E-3373-2 INTERCHANGEABLE
Pump Unit,rotary
Dover Pumps & Process Solutions Segment Inc Dba Blackmer Div Blackmer
Cross-Reference Index
Part NumberManufacturer
E3373PC9 Dover Pumps & Process Solutions Segment Inc Dba Blackmer Div Blackmer (USA)
E3373 Dover Pumps & Process Solutions Segment Inc Dba Blackmer Div Blackmer (USA)
453201 PRIMARY Dover Pumps & Process Solutions Segment Inc Dba Blackmer Div Blackmer (USA)
Related Parts
4730-00-235-4077INTERCHANGEABLE
FLANGE,PIPE
6615-00-977-3681INTERCHANGEABLE
END BELL ASSY,FRAME
4532-01
4320-01-130-2332INTERCHANGEABLE
HOUSING,LIQUID PUMP
023205
4710-01-184-5527INTERCHANGEABLE
PIPE METALLIC,PRECUT
908422
4730-01-184-5528INTERCHANGEABLE
NIPPLE,PIPE
908420
5340-01-185-6773INTERCHANGEABLE
SEAT,HELICAL COMPRESSION SPRING
423201
4730-01-185-8136INTERCHANGEABLE
FLANGE,PIPE
4820-01-185-8228INTERCHANGEABLE
CAP,VALVE
413201
4730-01-186-8701INTERCHANGEABLE
FLANGE,PIPE
4320-01-202-5613INTERCHANGEABLE
PUMP UNIT,ROTARY
E-3373-2
4320-01-299-0505INTERCHANGEABLE
HOUSING,LIQUID PUMP
023208
6625-01-496-7789INTERCHANGEABLE
METER,ELECTRICAL FREQUENCY
4532-01

Frequently Asked Questions

What is NSN 4320-01-067-2766?

NSN 4320-01-067-2766 is a Valve,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 4320-01-067-2766?

NSN 4320-01-067-2766 has 3 cross-referenced part numbers: E3373PC9 (Dover Pumps & Process Solutions Segment Inc Dba Blackmer Div Blackmer), E3373 (Dover Pumps & Process Solutions Segment Inc Dba Blackmer Div Blackmer), 453201 (Dover Pumps & Process Solutions Segment Inc Dba Blackmer Div Blackmer).

What NSN replaces 4320-01-067-2766?

There are 12 known substitutes for 4320-01-067-2766: 4730-00-235-4077, 6615-00-977-3681, 4320-01-130-2332 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 453201?

Key specifications for 453201: General Characteristics Item Description: CAST IRON; MEDIA LUBE OIL; End Item Identification: BLACKMER MODEL N-MX1-103A PUMP A. 2 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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