SPB USA
U.S.A.
SPB USA — 2257 Sarasota Center Blvd. Sarasota, FL 34240
Ph: 941.371.1655 Fx 941.371.1669 Email Us
JAPAN
Sapporo Precision, Inc. - Sapporo, Hokkaido
Kitanihon Seiki Co., Ltd. - Ashibetsu, Hokkaido
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All bearings are available in 52100 Chrome Steel or 440 Stainless Steel.
Available with inner ring width extended by 0.015" (0.3962 mm) each side
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 0.10 mm0.0039 in

Width (B)

 N/A 0.0937 in2.380 mm

Flange Width (Bf)

 N/A 0.0230 in0.584 mm

Seal

 N/A TTS

Load Rating (Cr)

 N/A 310 N

Load Rating (Cor)

 N/A 109 N
Max. Speed (Grease) x 10001 N/A 77 rpm
Max. Speed (Oil) x 10002 N/A 91 rpm

Cage Type

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

Weight

 N/A 0.32 grams

Material

 N/A 440 Stainless Steel 52100 Chrome Steel

Ball Complement

Qty Z

 N/A 8 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.