Product name: Packing (aramid plunger packing, self-lubricating packing) features: plunger pump hydraulic end with conventional 5 groups packing, a set of 4 rings: there are 2 V-type (cloth triangular packing and cloth head road packing) an arc (cloth packing) a wiper ring. Specifications and models: 4-inch, 4.5-inch, 5-inch and other processing custom-made size. Place of origin: Dalian Stock Cycle: 15 Working Days