3H-0442 3H0442 3.68mm inner diameter O-ring seal of 572G 571G 571F

Q: What is the part number of this O ring sealing spare part?
A: The part number is 3H-0442, it is an O ring made for motor grader axle hydraulic service ports.

Q: Which construction machine can part 3H-0442 O ring be used on?
A: 3H-0442 O ring is designed for the hydraulic service port sealing grooves on motor grader drive axle.

Q: What material is this O ring manufactured from?
A: It is produced from high grade nitrile rubber with reliable elasticity and oil resistant property.

Q: What main function does this O ring perform on the axle hydraulic port?
A: It compresses to fill assembly gaps and stop hydraulic fluid leaking out when the axle is working.

Q: Where is this O ring mounted on the motor grader drive axle?
A: It is fitted in the circular groove of the service port cover on the hydraulic drive axle housing.

Q: What product category does this spare part fall into?
A: It belongs to O ring category, a static sealing spare part for construction machinery hydraulic assemblies.

Q: What feature helps this O ring adapt to motor grader working environments?
A: It can keep stable sealing effect under temperature changes and low vibration from axle rotation.