All bearings are available in 52100 Chrome Steel or 440 Stainless Steel.
Bearings also available with single shield or seal : suffix Z, RS, RU or TS.
Available with inner ring width extended by 0.015" (0.3962 mm) each side
Unit of Measure

Specifications

Bearing Type

 Inch Bearing

Bore Diameter (d)

 0.1250 in3.175 mm

Outer Diameter (D)

 0.3125 in7.938 mm

Min. Radius (rs)

 0.0039 in0.10 mm

IR Width (Bi)

 2.779 mm0.1094 in

OR Width (Be)

 2.779 mm0.1094 in

Width (B1)

 0.1406 in3.571 mm

Seal

 TTS

IR Width (B1i)

 3.571 mm0.1406 in

OR Width (B1e)

 3.571 mm0.1406 in

Load Rating (Cr)

 559 N

Load Rating (Cor)

 179 N
Max. Speed (Grease) x 10001 70 rpm
Max. Speed (Oil) x 10002 82 rpm

Cage Type

One-piece steel crown type (W)

Two-pieces steel ribbon type (J)

Weight

 0.66 grams

Material

 440 Stainless Steel 52100 Chrome Steel

Closure

Pressed steel shield

Closure Option

Teflon steel (TTS)

Ball Complement

Qty Z

 6 pcs

Size (Dw)

 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.