PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

D-4029Pump Unit,centrifugal

Buffaloes Fire Pump Inc. Dba R B Pump Co · NSN 4320-01-368-2056 · FSC 4320 · No Item Name Available
Verified by PartsTable
NSN 4320-01-368-2056 — this item is cataloged by the U.S. Government under National Stock Number 4320-01-368-2056. Primary manufacturer part number: D-4029.
Features
  • Pump Unit,centrifugal — FSC 4320
  • Discharge Connection Type: ROUND FLANGE
  • Voltage in Volts: 440.0
  • Prime Mover Type: ELECTRIC MOTOR
  • Phase: THREE
  • Frequency in Hertz: 60.0
  • Inclosure Type: FULLY INCLOSED
  • Prime Mover Power Rating: 10.0 HORSEPOWER
Applications
  • Fluid transfer and circulation
  • Cooling system maintenance
  • Industrial process pumping
General Description

The Pump Unit,centrifugal, cataloged under National Stock Number 4320-01-368-2056, is classified within Federal Supply Class 4320 (No Item Name Available) of the Pumps and Compressors group. The primary manufacturer of record is Buffaloes Fire Pump Inc. Dba R B Pump Co. Government technical data includes 20 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 2 commercial cross-references 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
NSN4320-01-368-2056
Primary Part NumberD-4029
Item NamePump Unit,centrifugal
FSC / FSG4320 / 43 — No Item Name Available
ManufacturerBuffaloes Fire Pump Inc. Dba R B Pump Co
StatusACTIVE
Discharge Connection TypeROUND FLANGE
Voltage in Volts440.0
Prime Mover TypeELECTRIC MOTOR
PhaseTHREE
Frequency in Hertz60.0
Inclosure TypeFULLY INCLOSED
Prime Mover Power Rating10.0 HORSEPOWER
Pumping Element Operating PositionHORIZONTAL
Intake Connection TypeROUND FLANGE
Operating Speed at Rated Capacity3490.0 REVOLUTIONS PER MINUTE
Maximum Discharge Flow Rate73.0 GALLONS PER MINUTE
Prime Mover Cooling MediumAIR
Total Head194.000 FEET FT
Centrifugal Pump Impeller Quantity1
Current TypeAC
Pump Quantity1
Prime Mover Quantity1
Intake Connection Quantity1
Media for Which DesignedWATER, DISTILLED
Discharge Connection Quantity1
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 1
6515-01-523-596936002E-GN INTERCHANGEABLE
Bag,oxygen
Fleming Industries Inc Dba Iron Duck Division Div Iron Duck
Cross-Reference Index
Part NumberManufacturer
D-4029 PRIMARY Buffaloes Fire Pump Inc. Dba R B Pump Co (USA)
7C-3500-10 Buffaloes Fire Pump Inc. Dba R B Pump Co (USA)
Related Parts
6515-01-523-5969INTERCHANGEABLE
BAG,OXYGEN
36002E-GN

Frequently Asked Questions

What is NSN 4320-01-368-2056?

NSN 4320-01-368-2056 is a Pump Unit,centrifugal, manufactured by Buffaloes Fire Pump Inc. Dba R B Pump Co, classified under FSC 4320 (No Item Name Available). Status: active.

What are the part numbers for NSN 4320-01-368-2056?

NSN 4320-01-368-2056 has 2 cross-referenced part numbers: D-4029 (Buffaloes Fire Pump Inc. Dba R B Pump Co), 7C-3500-10 (Buffaloes Fire Pump Inc. Dba R B Pump Co).

What NSN replaces 4320-01-368-2056?

There is 1 known substitute for 4320-01-368-2056: 6515-01-523-5969. Verify interchangeability with system specifications before substitution.

What are the specifications of D-4029?

Key specifications for D-4029: Discharge Connection Type: ROUND FLANGE; Voltage in Volts: 440.0; Prime Mover Type: ELECTRIC MOTOR; Phase: THREE. 20 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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