4K-7462 4K7462 98.42 mm shaft diameter rubber lip seal of 966F 966E 966H 966G

Q: What is the part number and which construction machine this sealing spare can match?
A: The part number is 4K-7462, this o-ring is manufactured for excavator swing motor assemblies.

Q: What is the part name of spare component 4K-7462 and what category is it grouped into?
A: The part name is O-Ring, it belongs to high temperature rubber sealing spare parts for rotary hydraulic components.

Q: What raw material is selected for making the 4K-7462 o-ring?
A: It uses fluorocarbon rubber, which has outstanding tolerance to hot hydraulic oil and chemical erosion.

Q: What core task does this excavator o-ring perform during machine rotation operation?
A: It seals the joint gaps of swing motor to maintain internal pressure and avoid hydraulic fluid escaping.

Q: Where is the 4K-7462 o-ring generally mounted on the excavator swing motor?
A: It is placed inside seal grooves of the motor flange and rotary joint mating faces.

Q: What working temperature range can this FKM o-ring handle in continuous rotating work?
A: It maintains reliable sealing performance between -20℃ and 202℃ under regular heavy duty.

Q: What preparation work should be completed before replacing this o-ring on swing motor?
A: Release residual hydraulic pressure and clean the flange groove to wipe off old seal scraps and grime.

Q: What hydraulic media is compatible with the 4K-7462 fluorocarbon sealing ring?
A: It fits high-temperature anti-wear hydraulic oil used for excavator rotary drive systems.

Q: What unique merit makes this o-ring suitable for excavator swing motor working environment?
A: It can endure repeated rotary friction and pressure changes during slewing movement.