206-30-55150 2063055150 SEAL OF BR480RG-1 CS360-2

Q: Could you tell me the part number and applicable machine of this dust seal?
A: The part number is 206-30-55150, this dust seal is designed for excavator hydraulic cylinders.

Q: What raw materials are used to manufacture the 206-30-55150 dust seal?
A: The 206-30-55150 dust seal adopts high wear-resistant polyurethane integrated with nitrile rubber.

Q: What core role does this dust seal play on the excavator?
A: It removes dust, clay and grit on the extending piston rod and prevents foreign particles from entering cylinder internals.

Q: Where is this dust seal installed on the excavator equipment?
A: It is mounted inside the front gland of boom and arm hydraulic cylinders.

Q: What performance advantages does this dust seal have?
A: It features a precision scraping lip and keeps good resilience under repeated rod reciprocating movement.

Q: Can this dust seal maintain stable performance in wet excavation sites?
A: Yes, it can effectively resist mud and fine dust in mixed wet and dry construction environments.

Q: What category does this spare part belong to?
A: It belongs to dust wiper seal, the outermost protective seal of hydraulic cylinder seal kit.

Q: What precautions should we follow during installation?
A: Check piston rod for burrs and use installation sleeve to prevent scratching the seal lip.