PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

957400Parts Kit,rotary Pump

Dover Pumps & Process Solutions Segment Inc Dba Blackmer Div Blackmer · NSN 4320-01-497-3048 · FSC 4320 · No Item Name Available
Verified by PartsTable
NSN 4320-01-497-3048 — this item is cataloged by the U.S. Government under National Stock Number 4320-01-497-3048. Primary manufacturer part number: 957400.
Features
  • Parts Kit,rotary Pump — FSC 4320
  • End Item Name: PUMP, ROTARY VANE
  • End Item Source: 07524
  • 1 verified cross-reference
  • 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 Parts Kit,rotary Pump, cataloged under National Stock Number 4320-01-497-3048, 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 2 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 1 commercial cross-reference from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 1 verified substitute exists in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN4320-01-497-3048
Primary Part Number957400
Item NameParts Kit,rotary Pump
FSC / FSG4320 / 43 — No Item Name Available
ManufacturerDover Pumps & Process Solutions Segment Inc Dba Blackmer Div Blackmer
StatusACTIVE
End Item NamePUMP, ROTARY VANE
End Item Source07524
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 1
3110-01-461-004923321350 INTERCHANGEABLE
Bearing,ball,annular
Alfa Laval Inc
Cross-Reference Index
Part NumberManufacturer
957400 PRIMARY Dover Pumps & Process Solutions Segment Inc Dba Blackmer Div Blackmer (USA)
Related Parts
3110-01-461-0049INTERCHANGEABLE
BEARING,BALL,ANNULAR
23321350

Frequently Asked Questions

What is NSN 4320-01-497-3048?

NSN 4320-01-497-3048 is a Parts Kit,rotary 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 4320-01-497-3048?

NSN 4320-01-497-3048 has 1 cross-referenced part number: 957400 (Dover Pumps & Process Solutions Segment Inc Dba Blackmer Div Blackmer).

What NSN replaces 4320-01-497-3048?

There is 1 known substitute for 4320-01-497-3048: 3110-01-461-0049. Verify interchangeability with system specifications before substitution.

What are the specifications of 957400?

Key specifications for 957400: End Item Name: PUMP, ROTARY VANE; End Item Identification: ROTARY VANE POSSITIVE DISPLACEMENT PUMP; End Item Source: 07524. 3 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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