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Product Name: Komatsu Cast Iron Piston 6240-31-2111 for Diesel Engine S6d170/SA6d170 Model NO.: S6D170/SA6D170 Type: Piston Material: Iron Technics: Casting Standard Component: Standard Component Certification: ISO9001, TS16949 Transport Package: Carton Specification: 170 Origin: China HS Code: 8409999990 Product Description 1. Produced by Chineseleading piston manufacturer with certifications of ISO/TS16949 Quality Management System, ISO14001 Environment Management System, ISO10012:2003 Measuring Management System and OHSAS 18001.2. OEMsupplierto Chongqing Cummins Engine Company, WEICHAI,DEUTZ,YUCHAI, FAW XICHAI, NAVECO,YTO, CCEC,HND MWMetc. chinese leading engine manufacturers.