If,
p = bearing pressure on projected bearing area,
Z = absolute viscosity of lubricant, and
N = speed of journal,
then the bearing characteristic number is given by:
1
\(\frac{{ZN}}{p}\)
2
\(\frac{p}{{ZN}}\)
3
\(\frac{Z}{{pN}}\)
4
\(\frac{N}{{Zp}}\)
5
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