K25×31×21 NTN Needle roller bearing

100% Authentic. Cylindrical Bore Set Bearing Inner Dia. Shape No Stroke K25×31×21 NTN Needle roller bearing Highest Brilliance Bearing Technology CO.,LTD Quality. Certified Supplier.

Tolerance shaft:h8
Mass bushing:0.023 kg
D:18 mm
B:25 mm
Permissible sliding velocity v min.:0.25 m/s
Coefficient of friction µ min.:0.05
d:12 mm
Coefficient of friction µ max.:0.1

Product Details

Tolerance shafth8
Mass bushing0.023 kg
D18 mm
B25 mm
Permissible sliding velocity v min.0.25 m/s
Coefficient of friction µ min.0.05
d12 mm
Coefficient of friction µ max.0.1
Permissible sliding velocity v max.5 m/s
Tolerance housingH7
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Company Profile

Worktime 9:00-17:00
Phone 00852-302075
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