The OBN993R is a bronze rotary gear pump designed for compact, close-coupled installations requiring reliable fluid transfer and built-in overpressure protection. Featuring 1/2" NPT ports and a factory-set relief valve (50 PSI), this positive displacement pump delivers consistent flow regardless of discharge pressure. It is constructed with corrosion-resistant bronze, stainless steel shafts, and carbon graphite bearings for long service life.
The pump includes durable bronze helical gears for quiet operation and is suitable for water, oils, and mild chemicals. It operates at speeds up to 1750 RPM and is compatible with various motor frames via adapter kits.
Recommended Applications:
Ideal for transferring lubricants, oils, and compatible chemicals in OEM, marine, and industrial systems requiring compact, quiet, and pressure-protected operation.
