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The Busch R5 series single stage rotary vane pumps are used extensively in packaging, food and house vacuum applications. Unlike other single stage pumps like Leybold Sogevac, the R5 series is actually sold in (3) variants to meet specific pressure requirements:

  • RA: to .5 Torr
  • RB: to 2 Torr (only for RB021 and smaller)
  • RC: to 15 Torr

Like most modern single stage rotary vane pumps, the R5 is equipped with an exhaust box and demister, gas ballast and spin-on oil filter.

S.D.A provides world-class service and support for the R5 include pump repair, consumable parts and refurbished units.

The Busch RA250 and RC250 has the following specifications.

Vintage RA250 RC250
Pumping Speed 170 cfm 170 cfm
Ultimate Pressure without Gas Ballast .5 Torr .5 Torr
Power 10 HP 10 HP
Inlet/Outlet Size (Inches) 2” NPT 2” NPT
Weight 460 lbs. 460 lbs.
Oil Capacity 7 Qts. 7 Qts.

Busch RA/RC250 Single Stage Rotary Vane Pump