The locking spring is used in the stuffing box, and the double-lip oil seal, the oil seal ring and the double-lip oil seal are sequentially fixed by the locking spring.
Haihua F1600 Mud Pump Lock Spring, Mud Pump Crosshead HH11309.04.008.110, Mud Pump Crosshead AH36001-04.13 was used in Mud Pump corsshead.