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Bearing SMF137ZZ (AST)
Ball Bearings Miniature - Instrument Series, Stainless Steel - Metric Series SMF137ZZ
Bearing number : SMF137ZZ
Size (mm) : 7x13x4
Brand : AST
Bore Diameter (mm) : 7
Outer Diameter (mm) : 13
Width (mm) : 4
Bearing dimensions and specification in AST catalogue:
(dimensions in mm)
Bearing Type - Flange Shielded
Bore Dia (d) - 7.0000
Outer Dia (D) - 13.0000
Width (B) - 4.0000
Radius (min) (rs) - 0.150
Flange Dia (Df) - 14.6000
Flange Width (Bf) - 0.800
Dynamic Load Rating (Cr) - 460
Static Load Rating (Cor) - 221
Max Speed (Grease) (X1000 RPM) - 40
Max Speed (Oil) (X1000 RPM) - 48
Max. Shaft Shoulder Dia. Inner (Ui) - 9.0
Min. Housing Shoulder Dia., Outer (Uo) - 11.750
Ball Qty - 12
Ball Dia (Dw) - 1.2000
Weight (g) - 2.17
Precision - A1
Standard Clearance - K25
Material - Martensitic Stainless Steel
Also available in 52100 Chrome Steel
ABEC Grades 1, 3, 5, 7, and 9 are available. Also, the equivalent ISO classes.
Two metal shields = (ZZ), also available with a single metal shield = (Z).
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Bore Dia, mm
Outer Dia, mm:
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