All bearings are available in 52100 Chrome Steel or 440 Stainless Steel.
SUJ2 bearings use RJ type retainer, stainless bearings use J type retainer.
Unit of Measure

Specifications

Bearing Type

N/A Extra Thin Metric Bearing

Bore Diameter (d)

N/A 50 mm1.9685 in

Outer Diameter (D)

N/A 72 mm2.8346 in

Min. Radius (rs)

N/A 0.60 mm0.0236 in

Width (B)

N/A 12.0 mm0.4724 in

Seal

N/A 2RS 2RU

Load Rating (Cr)

N/A 14500 N

Load Rating (Cor)

N/A 11700 N
Max. Speed (Grease) x 10001 N/A 9.0 rpm
Max. Speed (Oil) x 10002 N/A 11 rpm

Cage Type

N/A
Two-pieces steel rivet type (RJ)

Material

N/A 440 Stainless Steel 52100 Chrome Steel

Ball Complement

Qty Z

N/A 16 pcs

Size (Dw)

N/A 6.747 mm0.2656 in

Notes

Notes

N/A Open type bearings have shield/seal grooves.
  • 1 Applicable only for open, single Z, ZZ, single RU and 2RU types in inner ring rotating conditions. Max. speeds for the contact rubber seal(s) types will be around 50-60 % of above values.
  • 2 Applicable only for open, single Z, ZZ, single RU and 2RU types in inner ring rotating conditions. Max. speeds for the contact rubber seal(s) types will be around 50-60 % of above values.