The below engine parts Cummins woodruff key are for the 4BT3.9/6BT5.9/6CT8.3/6LT8.9/ISDe/ISLe/ISZ/M11/NT855/ KT19/KT38/KT50/ISF2.8/ISF3.8/ISM11/QSM11 series Cummins engine. Part Name Part No. Part Name Part No. Offset Woodruff Key 200719 DCEC Plain Woodruff Key 3009953 Offset Woodruff Key 200721 DCEC Plain Woodruff Key 3902332 Offset Woodruff Key 216782 DCEC Plain Woodruff Key 4928969 …