1、Applicable Models: Floor flange seal mounting kit is fit for 506+, 510+, 511H, 706, 806, 2010, 2011, VacuFlush 606, VacuFlush 647, VacuFlush 648, VacuFlush 709, VacuFlush 1006, VacuFlush 1008, VacuFlush 1047, VacuFlush 1048, VacuFlush 1049, VacuFlush 1106 and VacuFlush 5006. 2、OE Number: The part numbers of reference are 385310063 and SE341549, please confirm whether it is consistent with the OE you need. 3、High Sealing Performance: RV toilet flange seal kit is made of high grade material to ensure excellent sealing performance, effectively preventing sewage leakage and ensuring hygiene and comfort during use. 4、Rugged Construction: Floor flange seal replacement kit is made of premium material, which is hardness, not easy to deform, sturdy and durable and has a long service life. 5、Perfect Fit: RV toilet floor flange seal meets or exceeds OEM specifications to ensure form and function match original equipment, direct replacement installation, perfect match.