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Part Number 170RN91R3
Part Number 170RN91R3, Cylindrical Roller Radial Bearings - Single Row Standard
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Specifications
·
Dimensions
·
Basic Load Ratings
·
Factors
·
Abutment and Fillet Dimensions
Specifications
Design Units
Metric
d - Bore
170
mm
Type
N
Dimensions
D - Outer Diameter
265
mm
10.4331
in
C - Inner Ring Width
76.2
mm
3
in
B - Outer Ring Width
76.2
mm
3.0000
in
Basic Load Ratings
C0 - Static Radial Rating
1170000
N
264000
lbf
C - Dynamic Radial Rating
1
735000
N
165000
lbf
1
Based on 1 x 10
6
L
10
life for the ISO life calculation method.
Factors
Reference Thermal Speed Rating (Grease)
1400
rpm
Reference Thermal Speed Rating (Oil)
1
1500
rpm
Cg - Geometry Factor
2
0.131
1
See thermal speed ratings in the engineering section.
2
Geometry constant for Lubrication Life Adjustment Factor a3l.
Abutment and Fillet Dimensions
r - Outer Ring "To Clear" Radius
1
2.5
mm
0.1
in
da - Inner Ring Backing Diameter
187.3
mm
7.3800
in
Da - Outer Ring Backing Diameter
247.7
mm
9.7500
in
1
Maximum shaft fillet radius that bearing corners will clear.
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