Page 851 - Rollingbearings

Loads

Loads

Bearings with a cage Full complement bearings

Minimum load F = 0,007 C F = 0,01 C 0
rm
0
rm
Oil lubricated bearings:
n/n r ≤ 0,3 † F rm = 0,002 C 0
jjjj
8
n
0,3 < n/n r ≤ 2 † F rm = 0,002 C 0 (1 + 2 7 — – 0,3 )
√ n r
For additional
information When starting up at low temperatures or when the lubricant is highly viscous, greater minimum loads than
† page 106 F = 0,007 C and 0,01 C , respectively, may be required.
0
rm
0
Equivalent P = F r
dynamic bearing
load

For additional
information
† page 91

Equivalent static P = F r
0
bearing load
For additional
information
† page 105

Symbols

C basic static load rating [kN] (product table, page 856)
0
F r radial load [kN]
F minimum radial load [kN]
rm
P equivalent dynamic bearing load [kN]
P 0 equivalent static bearing load [kN]
n rotational speed [r/min]
n r reference speed [r/min] (product table) 10

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