KMT McCartney LDPE Hyper Compressor Components State of the art machining capabilities has enabled KMT McCartney to produce most critical high-pressure internal components for Ingersoll-Rand™/Dresser-Rand™ and Clark Hyper™ Compressors for more than 30 years. Extreme dimensional tolerances, flatness requirements of 2 light bands, and surface finish requirements of 2 RMS are routine requirements. KMT Waterjet/McCartney Products brand and Dresser Rand’s Partnership and company histories insures spare parts to be manufactured according to original specifications. Improvements such as poppet check valves are 100% compatible to original equipment. Our ISO 9001:2000 certification insures total compliance with industry standards as well as any customer-provided specifications.