Coltri MCH3-MCH6 oil drain plug kit. Described by Coltri as "KIT OIL DRAIN PLUG [KIT TAPPO SCARICO OLIO 1/4]". For additional information on this kit, see Parts List page 4-36 located under the User Manual tab.
Nuvair is an Authorized Coltri Distributor
Nuvair sells only genuine parts and equipment manufactured by Coltri Compressors. Do not be fooled by cheap aftermarket copies of original Coltri equipment. Items labeled “replacement,” “OEM equivalent,” “compatible,” or “alternative” are not manufactured by Aerotenica Coltri S.p.a.
Some Coltri parts are not available for purchase online. To ensure this genuine Coltri part fits your compressor model/version, please contact the Nuvair sales team for ordering assistance.