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OB300B | Bronze Self-Priming Centrifugal Pump | (300B)

SKU: ob300b

Oberdorfer Pumps OB300B | Bronze Self-Priming Centrifugal Pump  | (300B)
OB300B | Bronze Self-Priming Centrifugal Pump  | (300B) thumbnail 1
OB300B | Bronze Self-Priming Centrifugal Pump  | (300B) thumbnail 2

SKU: ob300b

Key Features:
  • Material: Bronze housing, stainless steel or Monel shaft
  • Port Size: 1" NPT
  • Seal Type: Carbon/Ceramic mechanical seal with Buna (NBR) elastomer
  • Max Flow: 22 GPM
  • Max Head: 35 feet
  • Max Suction Lift: 15 feet without foot valve, 25 feet with foot valve
  • Temperature Range: 40°F to 140°F
  • Mounting: NEMA 56J Jet Pump Motor compatible
  • Options: Explosion-proof motors, lifting handle, multiple seal materials
Lead times temporarily extended to 12 weeks.

$1,510.00

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The OB300B is a bronze self-priming centrifugal pump designed for marine, industrial, and chemical transfer applications. With 1" NPT ports and a rugged bronze body, this pump delivers up to 22 GPM and supports suction lifts up to 20 feet. It features a mechanical seal with carbon/ceramic faces and Buna elastomers, offering compatibility with water, saltwater, and many chemicals.

The pump is designed for horizontal operation and includes auxiliary connections for easy priming and draining. Multiple shaft and seal material options are available, including Monel and 316 stainless steel, as well as FKM and PTFE seals for aggressive fluids.

Recommended Applications:
Ideal for marine air conditioning, bilge pumping, seawater circulation, and chemical transfer where corrosion resistance, self-priming capability, and compact design are essential.