All Product Types > ENGINEERED BEARINGS > Cylindrical Roller Bearings > Cylindrical Roller Radial Bearings - Single Row Standard > Part Number 300RU92AD1112R3  

Part Number 300RU92AD1112R3, 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

300 mm

Type

NU


Dimensions

D - Outer Diameter

540 mm
21.2598
in

C - Inner Ring Width

177.8 mm
7.0000
in

B - Outer Ring Width

177.8 mm
7.0000
in


Basic Load Ratings

C0 - Static Radial Rating

6150000 N
1380000
lbf

C - Dynamic Radial Rating1

3700000 N
832000
lbf
1 Based on 1 x 106 L10 life for the ISO life calculation method.


Factors

Reference Thermal Speed Rating (Grease)

500 rpm

Reference Thermal Speed Rating (Oil)1

540 rpm

Cg - Geometry Factor2

0.2262
1 See thermal speed ratings in the engineering section.
2 Geometry constant for Lubrication Life Adjustment Factor a3l.


Abutment and Fillet Dimensions

R - Inner Ring "To Clear" Radius1

5.2 mm
0.200
in

r - Outer Ring "To Clear" Radius2

5.2 mm
0.200
in

da - Inner Ring Backing Diameter

343 mm
13.5000
in

Da - Outer Ring Backing Diameter

497 mm
19.6000
in
1 Maximum housing fillet radius that bearing corners will clear.
2 Maximum shaft fillet radius that bearing corners will clear.



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