15- 1500M SERIES, 06 - DISPLACEMENT 0.738 CIR (12.1CC/REV), C - WITH SHIELDED OUTBOARD BEARING, 3 - 5/8 DIAMETER X 22 LONG PARALLEL SHAFT, B - 6 HOLE ROUND FLANGE, 1 - NO PORTS IN THE HOUSING, B - 3/4 ANPT THREADED PORTS TO THE REAR OF COVER, B - BI-ROTATIONAL CAPABILITY