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Type AA is a roller type freewheel non-bearing supported. Bearings are required to support axial and radial loads. Lubrication and sealing must also be provided by the installation. Standard lubrication is oil. A typical installation is shown on the following page. The inner race is keyed to the shaft. The fit for centering of the outer race must be to H7 tolerance.Connection of the outer race is via through bolts to grade 10.9 or better. This design can accept an axial misalignment of inner and outer race of ± S/2.

1)T max  =2*T KN

2)For oil circulation 100%  For oil bath lubrication 65%  For grease lubrication 50%

Mounting Example

Using Notice

Use 2 # lithium grease 30% + Engine oil 70% , Stirring evenly. The grease required temperature range -40 ℃ ~ + 150 ℃. Plus grease once for every month.

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