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72212C/72487

Inch Series Tapered Roller Bearings

Inch Series Tapered Roller Bearings

Product Information

Designations

72212C/72487

Boundary Dimensions

d	53.975	mm
D	123.825	mm
B	32.791	mm
T	36.512	mm
C	25.4	mm
Cup r (min.)	3.3	mm
Cone r (min.)	3.5	mm

Basic Load Ratings

C_r	199000	N	Basic dynamic load rating
C_0r	199000	N	Basic static load rating

Speeds

Grease	2800	min-1
Oil	4000	min-1

Dimensions

a

38

mm

Abutment and Fillet Dimensions

da	79	mm
db	67	mm
Da	102	mm
Db	116	mm
ra (max.)	3.5	mm

Calculation factors

e	0.74
Y1	0.81
Y0	0.45

Additional information

Mass

(approx.)

1.27

kg