All bearings are available in 52100 Chrome Steel or 440 Stainless Steel.
Unit of Measure

Specifications

Bearing Type

N/A Inch Bearing

Bore Diameter (d)

N/A 0.0781 in1.984 mm

Outer Diameter (D)

N/A 0.3125 in7.938 mm

Min. Radius (rs)

N/A 0.0059 in0.15 mm

IR Width (Bi)

N/A 3.571 mm0.1406 in

OR Width (Be)

N/A 2.779 mm0.1094 in

IR Width (B1i)

N/A 4.366 mm0.1719 in

OR Width (B1e)

N/A 3.571 mm0.1406 in

Load Rating (Cr)

N/A 551 N

Load Rating (Cor)

N/A 175 N
Max. Speed (Grease) x 10001 N/A 72 rpm
Max. Speed (Oil) x 10002 N/A 85 rpm

Cage Type

N/A
One-piece steel crown type (W)

Weight

N/A 0.81 grams

Material

N/A 440 Stainless Steel 52100 Chrome Steel

Ball Complement

Qty Z

N/A 6 pcs

Size (Dw)

N/A 0.0625 in1.588 mm
  • 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.