Machine Design Databook, Second Edition

General Electric Company's formula for bearing pressure in the design of motor and generator bearing
where P a in N/m 2 and ? m in m/s
where P a in psi and ? m in ft/min
where P a in kgf/mm 2 and ? m in m/s
Victor Tatarinoff's equation for safe operating load
where ? in cP, n in rpm, L, d, h, and c in in, W in lbf
where ? in Pa s, n ? in rps, L, d, h, and c in m, W in N
Victor Tatarinoff's equation for permissible unit pressure
where P in psi, ? 1 in cP, n in rpm, L and d in in
where P in Pa, ? in Pa s, n ? in rps, and L and d in m
H. F. Moore's equation for critical pressure
where P c in N/m 2 and ? in m/s
where P c in kgf/mm 2 and ? in m/s
where P c in psi and ? in ft/min
The critical unit pressure for any given velocity should not exceed according to Louis Illmer
where P c in N/m 2, ? m in m/s, and t in