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OBN1100 | Bronze Gear Pump, Buna Lip Seal | (N1100)

Art. No.: ob_obn1100

Key Features:

Material: Bronze housing, stainless steel shaft
Port Size: 1 1/4" NPT
Seal Type: Buna (NBR) lip seal (standard); Viton® (FKM) optional
Max Pressure: 150 PSI (lubricants), 100 PSI (non-lubricants)
Max Speed: 1750 RPM
Temperature Range: -20°F to 300°F
Bearings: Carbon graphite, self-lubricating
Mounting: Close-coupled to motor via aluminum adapter
Suction Lift: Up to 20 feet
Drive Options: Direct motor coupling; adapter kits available for NEMA frames

Lead times temporarily extended to 32 weeks.

$2,319.53

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The OBN1100 is a bronze close-coupled rotary gear pump designed for reliable fluid transfer in industrial, marine, and OEM applications. Featuring 1 1/4" NPT ports and a Buna (NBR) lip seal, this positive displacement pump delivers consistent flow and pressure with excellent corrosion resistance.

Constructed with bronze housing, stainless steel shafts, and self-lubricating carbon bearings, the OBN1100 is engineered for long service life and quiet operation. It is directly driven by an electric motor via a flexible coupling and includes an aluminum adapter for easy motor mounting.

Recommended Applications:
Ideal for transferring oils, lubricants, and compatible chemicals in marine, industrial, and OEM systems requiring compact, corrosion-resistant, and pressure-stable performance. Not suitable for abrasive or solid-laden fluids.

Recommended Parts

Repair Kit N1100 | (OB11581)

OBN1100 | Bronze Gear Pump, Buna Lip Seal | (N1100)

OBN1100 | Bronze Gear Pump, Buna Lip Seal | (N1100)

$2,319.53