Viking Output Shaft - DWOP10

Viking DWOP10 is the output shaft for first-generation Viking T-21 and F-1 swing gate operators built before 2013. The output shaft carries the clutch and the output arm. Align the notches on the shaft with the clutch and install the clutch key (VAWRCK20) when reassembling. Fits T-21 (first generation) F-1 (first generation) Before You Order Fits first-generation T-21 and F-1 operators built before 2013. Current T-21 operators use output shaft T21OP20. Current F-1 operators use DWOP20. First-generation R-6 operators use output shaft R6OP10.