Item # 6910, 1.9685 Inch (in) Bore Diameter (d) Open Extra Thin Metric Ball Bearing On 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.
SUJ2 bearings use RJ type retainer, stainless bearings use J type retainer.

Unit of Measure

Specifications | Ball Complement | Notes

Specifications

Bearing Type	N/A Extra Thin Metric Bearing
Bore Diameter (d)	N/A 50 mm1.9685 in
Outer Diameter (D)	N/A 72 mm2.8346 in
Min. Radius (r_s)	N/A 0.60 mm0.0236 in
Width (B)	N/A 12.0 mm0.4724 in
Seal	N/A 2RS 2RU
Load Rating (Cr)	N/A 14500 N
Load Rating (Cor)	N/A 11700 N
Max. Speed (Grease) x 1000¹	N/A 9.0 rpm
Max. Speed (Oil) x 1000²	N/A 11 rpm
Cage Type	N/A Two-pieces steel rivet type (RJ)
Material	N/A 440 Stainless Steel 52100 Chrome Steel

Ball Complement

Qty Z	N/A 16 pcs
Size (Dw)	N/A 6.747 mm0.2656 in

Notes

Notes

Open type bearings have shield/seal grooves.

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.