Your expectation is our standard


The RPG RCBB1 series is designed as a singlestage, double suction, between bearing, axial split case pump that meets the requirements of the API 610 11th edition BB1 type. The RCBB1 features heavy-duty shaft design for low shaft deflection, and large seal chambers to fit a wide range of API 682 single and double cartridge seals. The hydraulic design is fully optimized by using CFD analysis.

Product features

  • Available in full compliance with API 610 (ISO 13709) type BB2
  • Axially split casing to allow easy access to pump internals
  • Replaceable impeller and casing wear rings
  • Oil lubricated roller bearings or sleeve bearing for optimal performance
  • Grease lubricated roller bearings optional on non-API models
  • Seal chamber design to accommodate API 682 cartridge seals
  • Soft packing shaft sealing and DIN standard mechanical seals on non-API models

API - BB1 Series - Design Features

Maximum Capacity Up to 15,000 m3/h
Operating pressure Up to 25 bar
Maximum Temperature Up to 180˚C
Power Supply
Material DesignCast and ductile ironCarbon steel
DuplexSuper Duplex
Cr-Ni cast steelSpecial material available
Materials of construction in accordance with the latest API 610 Annex H Table H.1
Pump Size
ApplicationsLarge-capacity, mid-pressure transport and booster applicationPetrochemical
RefineryTank farms
Booster stationsIrrigation
Fire fightingWater and general industry