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

 N/A Inch Bearing

Bore Diameter (d)

 N/A 0.2500 in6.350 mm

Outer Diameter (D)

 N/A 0.6250 in15.875 mm

Flange Diameter (Df)

 N/A 0.6900 in17.526 mm

Min. Radius (rs)

 N/A 0.0118 in0.30 mm

Width (B1)

 N/A 0.1960 in4.978 mm

Seal

 N/A 2RS 2RU TTS

Flange Width (Bf1)

 N/A 0.0420 in1.067 mm

Load Rating (Cr)

 N/A 1480 N

Load Rating (Cor)

 N/A 617 N
Max. Speed (Grease) x 10001 N/A 42 rpm
Max. Speed (Oil) x 10002 N/A 50 rpm

Cage Type

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

Weight

 N/A 4.58 grams

Material

 N/A 440 Stainless Steel 52100 Chrome Steel

Closure

 N/A
Pressed steel shield

Closure Option

 N/A
Contact rubber seal (2RS)

Non-contact rubber seal (2RU)

Teflon steel (TTS)

Ball Complement

Qty Z

 N/A 8 pcs

Size (Dw)

 N/A 0.0937 in2.381 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.