回油过滤器滤芯：

STZX2-25*1 STZX2-25*3 STZX2-25*5 STZX2-25*10 STZX2-25*20 STZX2-25*30 STZX2-25*40

STZX2-40*1 STZX2-40*3 STZX2-40*5 STZX2-40*10 STZX2-40*20 STZX2-40*30 STZX2-40*40

STZX2-63*1 STZX2-63*3 STZX2-63*5 STZX2-63*10 STZX2-63*20 STZX2-63*30 STZX2-63*40

STZX2-100*1 STZX2-100*3 STZX2-100*5 STZX2-100*10 STZX2-100*20 STZX2-100*30 STZX2-100*40

STZX2-160*1 STZX2-160*3 STZX2-160*5 STZX2-160*10 STZX2-160*20 STZX2-160*30 STZX2-160*40

STZX2-250*1 STZX2-250*3 STZX2-250*5 STZX2-250*10 STZX2-250*20 STZX2-250*30 STZX2-250*40

STZX2-400*1 STZX2-400*3 STZX2-400*5 STZX2-400*10 STZX2-400*20 STZX2-400*30 STZX2-400*40