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Angular Contact Ball Bearing

d 45-60mm

Principal dimensions (mm) Basic load ratings (kn) Speed ratings(r/min) Designation a (mm) Basic load ratings
Combinaton
(kn)
Speed ratings
Combination
(r/min)
Bearing No. Fitting dimension (mm) Wight(kg)
Single Row
d D B r1,2
min
r3,4
min
Cr Cor Grease Oil Cr Cor Grease Oil DB DF DT da
min
Da
max
Db
max
ra
max
rb
max
60 130 31 2.1 1.10 101.0 73.40 9300 12400 7312AC 37.5 164.0 147.0 7300 9800 7312AC/DB 7312AC/DF 7312AC/DT 72 118 123.0 2.0 1.00 1.7500
60 130 31 2.1 1.10 90.00 65.50 4300 5600 7312BTN 55.0 146.0 131.0 3400 4500 7312BTN/DB 7312BTN/DF 7312BTN/DT 65 110 - 2.0 - 1.8000
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