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.
Unit of Measure

Specifications

Bearing Type

N/A Metric Bearing

Bore Diameter (d)

N/A 4.0 mm0.1575 in

Outer Diameter (D)

N/A 8.0 mm0.3150 in

Flange Diameter (Df)

N/A 9.2 mm0.3622 in

Min. Radius (rs)

N/A 0.10 mm0.0039 in

Seal

N/A TTS

Width (B1)

N/A 3.0 mm0.1181 in

Flange Width (Bf1)

N/A 0.6 mm0.0236 in

Load Rating (Cr)

N/A 395 N

Load Rating (Cor)

N/A 140 N
Max. Speed (Grease) x 10001 N/A 67 rpm
Max. Speed (Oil) x 10002 N/A 79 rpm

Cage Type

N/A
Two-pieces steel ribbon type (J)

One-piece nylon crown type (TW)

Weight

N/A 0.58 grams

Material

N/A 52100 Chrome Steel 440 Stainless Steel

Closure

N/A
Pressed steel shield

Ball Complement

Qty Z

N/A 7

Size (Dw)

N/A 1.200 mm0.0472 in
  • 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.