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 0.1250 in3.175 mm

Outer Diameter (D)

N/A 0.2500 in6.350 mm

Flange Diameter (Df)

N/A 0.2960 in7.518 mm

Min. Radius (rs)

N/A 0.0039 in0.10 mm

Width (B)

N/A 2.380 mm0.0937 in

Flange Width (Bf1)

N/A 0.0310 in0.787 mm

IR Width (B1i)

N/A 3.571 mm0.1406 in

Seal

N/A TTS

Load Rating (Cr)

N/A 284 N

Load Rating (Cor)

N/A 95 N
Max. Speed (Grease) x 10001 N/A 77 rpm
Max. Speed (Oil) x 10002 N/A 91 rpm

Cage Type

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

Weight

N/A 0.38 grams

Material

N/A 440 Stainless Steel 52100 Chrome Steel

Ball Complement

Qty Z

N/A 7 pcs

Size (Dw)

N/A 0.0394 in1.000 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.