BT20 TA9, for Flexible Coupling ACS9 .Nor-Mex-E194 Pb82 Nor-Mex240 Elastic element for coupling TSCHAN WN0129 obsolete 240-10 - unknown, alternative is Pb72 Nor-Mex240 ;Coupling Tire Pb72 Nor-Mex240 Pb72 Nor-Mex128 148 , type Pb72 ;Tschan-Zwischenring Pb72 Nor-Mex148 Pb72 Nor-Mex128 TSHHAN 148 BT40 BT50 BT60 Elastic Transitional Rubber Element For E148, PB75;Elastic Transitional Rubber Element