Si-82 (722.4463) Model 3100 OM 1082 UN 23 obsolete, alternativ SI10CA04UN23 or SI10CE03UN23;. KS2051SIUN23 (DWG5141002) 7.224.446 Model 2100 OBSOLETE, ALTERNATIVE 722.4460!!!!;Air conditioning drainage pump Si-10 Univers'L Certificate of origin Si-10 Univers'L ACC00150, -30 ACC 00205 6self-sealing fittings, ext.dia. 6mm :; ACC 00214 5fittings to prevent siphoning KS 2051 KS2053AMTH23 -not available, alternative - KS 2050 and SI2052; KS2051SIUN23 SI2052SIUN23