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.
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)

 0.3750 in9.525 mm

Flange Diameter (Df)

 0.4220 in10.719 mm

Min. Radius (rs)

 0.0059 in0.15 mm

Width (B1)

 0.1406 in3.571 mm

Seal

 TTS

Flange Width (Bf1)

 0.0310 in0.787 mm

Load Rating (Cr)

 641 N

Load Rating (Cor)

 226 N
Max. Speed (Grease) x 10001 63 rpm
Max. Speed (Oil) x 10002 75 rpm

Cage Type
Two-pieces steel ribbon type (J)

Weight

 1.26 grams

Material

 440 Stainless Steel 52100 Chrome Steel

Closure
Pressed steel shield

Closure Option
Contact rubber seal (2RS)

Non-contact rubber seal (2RU)

Teflon steel (TTS)

Ball Complement

Qty Z

 7 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.