Airman PDS185 is a portable air compressor used in construction, utility, industrial, and rental applications. It is designed to supply compressed air for pneumatic tools, drilling, sandblasting, and general site support. The PDS185 is part of Airman's diesel-powered compressor lineup and is commonly mounted on a towable chassis for mobility between job sites. Typical features include a compact enclosure, engine-driven air end, and service access for routine maintenance. Specifications can vary by configuration and production year, including pressure, airflow, engine type, and emissions package. The Airman PDS185 is recognized as a mid-size portable compressor model.