Al-Grooved Bearings
Inspection / Evaluate
A5.05. 02.03.09.01
M20
en / 26.09.1995 IB000142 6/7
02
Ĺ
4. Overlay fatigue ruptures
Conditions:
Rupture of electroplated overlay in the grooves as a result of overloading at certain points
Wear limits:
a) max. 25 % of circumference
b) max. 70 % of width
c) max. 50 % of circumference
d) max. 35 % of width
Assessment:
Bearing is operative. Should a condition of wear as shown in 5) be expected within the next
inspection interval, bearing has to be replaced for safety reason.
Fig. 10
bd
a
c
Fig. 11
= Overlay fatigue ruptures
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