433-5814 4335814 227.3 mm inner diameter U-shaped cup seal of 777G 777E 777

1. Quick Details of  seal 433-5814:

2. 433-5814 picture:

3. Service part number :

 
4. FAQ

Q: What construction machine is part number 433-5814 applicable to?
A: This 433-5814 piston rod seal is designed for wheel loader hydraulic cylinders.

Q: What spare part category does part 433-5814 fall under?
A: 433-5814 belongs to piston rod seal category for wheel loader hydraulic sealing system.

Q: What materials are used for this piston rod seal?
A: It is made of high strength polyurethane main seal together with NBR wear ring.

Q: What is the primary function of this piston rod seal?
A: It stops hydraulic oil leaking outward along the piston rod and sustains working pressure.

Q: Where is this piston rod seal installed on wheel loader cylinder?
A: It is fitted within cylinder gland, between dust seal and internal buffer assembly.

Q: Can this seal keep stable performance under repeated loading cycles?
A: Yes, the matched wear ring reduces friction and protects the sealing lip.

Q: What is the advantage of polyurethane material for this rod seal?
A: It delivers excellent extrusion resistance and long service life under heavy load.

Q: What signs tell us this piston rod seal needs replacement?
A: Visible oil seepage on rod surface or weak lifting force of the hydraulic cylinder.

Q: What preparation should we do before installing this seal?
A: Clean the piston rod thoroughly and check for scratches before fitting the seal.

5. Exhibition and Wearhous

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