BLADE HOLDER HUB FOR MOWER MOWER TAG LIAERBA MOWERS MTD : 511 , GLS46H , 46PO , 48PO , 53PO , B46 , B48HM , YM5519PO , YM7019SPB MODEL - TECHNICAL FEATURES OUTER DIAMETER 22. 2 mm SHAFT DIAMETER 33.5 mm HEIGHT 19.5 mm INSERTION DEPTH - mm CODE: 13286554 ORIGINAL CODE 748-0376E , 748-0376D , 748-0376C , 748-0376B , 748-0376A , 748-0376 SR