191970 piston pin is strictly manufactured in accordance with CCEC Chongqing Cummins OEM specifications, fully compatible with NT855, NTA855, N14, NH220, VTA1710 heavy-duty diesel engines.
Adopting high-strength 20CrMnTi carburized alloy steel and 4-stage ultra-mirror grinding process, this gudgeon pin features ultra-high surface hardness, strong core toughness, low friction loss and long service life, ideal replacement spare parts for bulldozers, mining trucks, marine engines and generator sets.
OEM Part Numbers
Main OE NO.: 191970 Interchange NO.: 191970-20, 203070, 202903