Part nr.: 5322 532 12547 头部密封圈
Seal is located on the lower part of the piston shaft
PACKING ORION TYPE MYA-1
Part nr.: 5322 532 12546
Chevron seal used in Piston assembly
PACKING, ORION O-RING TYP
Part nr.: 5322 532 12545
Chevron seal used in Piston upper and lower plugs