Komatsu PC88MR-10 Shop Manual page 108

Hydraulic excavator
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10 Structure and function
Swing circle
1. Swing circle bearing grease fitting
2. Outer race
3. Ball
4. Seal
5. Inner race (number of teeth: 80)
Specifications
(PC88MR-J110-030-K-00-A)
Reduction ratio
80 / 11 = 7.273
Grease
G2-LI
Quantity of grease (l)
5.5
10-30
PC88MR-10

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