Rolair PMP22K30CH is a two-stage belt-drive compressor pump (K30) with a cast-iron flywheel, offered as a complete pump replacement for Rolair systems and other two‑stage setups. It runs at 5 HP and delivers 23.1 CFM displaced and 18.0 CFM delivered at 175 psi, with a maximum discharge pressure of 175 psi and a pump speed of 900 RPM. It is part of Rolair's K30 family (the K30 designation) and is explicitly identified as PMP22K30CH on product literature and retailer listings as a two-stage pump with flywheel for replacement use.
