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1380/1328

Inch Series Tapered Roller Bearings

Inch Series Tapered Roller Bearings

Product Information

Designations

1380/1328

Boundary Dimensions

d	22.225	mm
D	52.388	mm
B	20.168	mm
T	19.368	mm
C	14.288	mm
Cup r (min.)	1.5	mm
Cone r (min.)	1.5	mm

Basic Load Ratings

C_r	50000	N	Basic dynamic load rating
C_0r	43000	N	Basic static load rating

Speeds

Grease	7500	min-1
Oil	10000	min-1

Dimensions

a

11.3

mm

Abutment and Fillet Dimensions

da	29.5	mm
db	27	mm
Da	45	mm
Db	48.5	mm
ra (max.)	1.5	mm

Calculation factors

e	0.29
Y1	2.1
Y0	1.1

Additional information

Mass

(approx.)

0.137

kg