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N321M

Single-Row Cylindrical Roller Bearings
Single-Row Cylindrical Roller Bearings

Product Information

Designations

N321M

Boundary Dimensions

d 105 mm
D 225 mm
B 49 mm
EW 195 mm
r (min.） 3 mm
r1 (min.) 3 mm

Basic Load Ratings

Cr 420000 N Basic dynamic load rating
C0r 390000 N Basic static load rating

Speeds

Thermal Speed Rating (Oil-bath) 3800 min-1
Grease 2600 min-1
Oil 3200 min-1

Dimensions

Abutment and Fillet Dimensions

da (min.) 118 mm
Db(min.) 200 mm
Db(max.) 212 mm
ra (max.) 2.5 mm
rb (max.) 2.5 mm

Calculation factors

Additional information

Mass

(approx.) 9.54 kg