Gluey liner ring 胶质衬环

head ring for cylinder liner 缸套顶圈

liner seal ring 衬套筒封环

ring liner 环形衬板

cylinder liner packing ring 汽缸压衬圈 ; 缸衬胀圈

wall ring liner 管壁内衬

discharge ring liner 排放环衬

protective ring for cylinder liner 缸套护圈

The upper O-ring cylinder liner 缸套上部O型圈