inc bragg kliesrath brake booster regulator components j-4940-4 j-4911 j-4913 j- ... j-4916 j-4940-1 control coupling collar regulator knob vacuum regulator weather dial ... plate with splined i.d to fit on end of regulator shaft to allow control cable to rotate ... the regulator shaft 9/16 o.d x 1/8 thick with two 3 ... bracket fabric reinforced neoprene regulatordiaphragm precision diecut to replace ... original paper diaphragm this long life part has not been known ... compression spring which fits over the diaphragm support shaft where it pilots into the ... shaft to open the control valve diaphragm steel compression spring which fits ... over the diaphragm support shaft where it passes through ... housing $35.00 $65.00 $125.00 j-4940-1 diaphragm $10.00 j-4940-2 internal spring $8.00 j ...