Product Name: Components for Copeland Compressor Model NO.: copeland piston Copeland 4-6D: Pistong for Copeland 4-6D Compressor Type: Piston Power Source: AC Power Configuration: Stationary Lubrication Style: Oil-free Application: Back Pressure Type Mute: Mute Trademark: chaochao Transport Package: Neutral Specification: ROHS SGS Origin: Ningbo of China HS Code: 84149019 Product Description 20 years experience in compressor parts;OEM parts and we can produce goods fully as customer's requirement;The process is die casting;The better material T6 heat treatment;The hardness HBC: 100-110 degree with longer use life;Tensile strength 320-350 MPa;By long time testing, proved to be excellent;All are in the line with global standards;Advanced manufacturing process and production technology;Safe package to protect the parts---Pallet and Carton for ocean shipping---Carton for air shipping or expressMain size:φdiameter×φpin bore×center×length =φdiameter×φpin bore×center×length =φ74.5×φ19×27×44