垫圈WRBNA/WRBPA/WRBSA/6/8/12/15/20/30/2/3/4/5/6/8/10/12/1/2/

橡胶垫圈有粘胶WRBNA/WRBCA/WRBPA-D-6-8-10-12-15-20-25-30-3540

聚氨酯垫圈URWSL-D681015

WRBN WRBNA FWRBN WRBP WRBPA FWRBP WRBSA6 8 10 12 15 20 25 30