OBN4000S3 | Bronze Pedestal Gear Pump, Buna | (N4000)
OBN4000S3 | Bronze Pedestal Gear Pump, Buna | (N4000)
Art. No.: ob_obn4000s3
Art. No.: ob_obn4000s3
Key Features:
Material: Bronze housing, stainless steel shaft
Port Size: 1/2" NPT
Seal Type: Buna (NBR) lip seal
Max Pressure: 150 PSI (lubricants), 100 PSI (non-lubricants)
Max Speed: 1750 RPM
Temperature Range: -40°F to 212°F (seal limited)
Bearings: Carbon graphite, self-lubricating
Mounting: Pedestal base for direct or belt drive
Suction Lift: Up to 20 feet
Lead times temporarily extended to 16 weeks.
$684.00
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The OBN4000S3 is a bronze pedestal-mounted rotary gear pump designed for reliable fluid transfer in industrial and marine applications. Featuring 1/2" NPT ports and a Buna (NBR) lip seal, this positive displacement pump delivers consistent flow and pressure. It includes stainless steel shafts, precision-cast bronze gears, and self-lubricating carbon bearings for long-lasting, quiet operation.
This pump is ideal for clean, lubricating fluids compatible with bronze and stainless steel. It supports suction lifts up to 20 feet and can be driven via flexible coupling or pulley. The N4000S3 is a non-relief valve version; relief valve models are available separately.
Recommended Applications:
Ideal for transferring oils, lubricants, and compatible chemicals in marine, industrial, and OEM systems requiring compact, corrosion-resistant, and pressure-stable performance.
