... upper width of the teeth 25.4, height of the belt 12.7,height above nodal circle 3.82) HJ: nodal ... teeth 31.8, height of the belt 15.1,height above nodal circle 4.73) HK: nodal width 35.5, upper width ... of the teeth 38.1, height of the belt 17.5,height ... upper width of the teeth 50.8, height of the belt 22.2,height above nodal circle 7.6Specification:1) High ...