VW series roller bearing according to difference of seal type can be divided into iron cover seal (no suffix, such as: W2) and rubber cover seal (name of X suffix, such as: W2X) two kinds ,If using stainless steel material, the name will be the words with the SS, such as: W2SSX. RM2 ,W2 bearing with inner size 3/8" are widely use in Textile machine and other area.
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