65.0

68.263

69.85

70.0

71.437

75.0

29.002

29.794

31.0

39.0

Used Alone Or With Other Prefix Letters To Indicate Metric Bore And/Or OD. Heavy Series. (Non-Interchangeable With Other Cones And Cups Identified With Same Basic Part Numbers.)

Used Alone Or With Other Prefix Letters To Indicate Metric Bore And/Or OD. Medium Series.