Description / Abstract:
The bearings are intended for use in critical helicopter
applications where they are subjected to low loads and high
frequency oscillation.
SAE AS83819 2013 Edition, May 1, 2013
Bearings, Plain, Self-Aligning, Self-Lubricating, 1400 cpm (15 fpm),
Oscillation, -65 to +160 °F (-54 to +71 °C)