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Bearing 637HZZ (AST)
Ball Bearings Miniature - Instrument Series, Stainless Steel - Metric Series 637HZZ
Bearing number : 637HZZ
Size (mm) : 7x26x9
Brand : AST
Bore Diameter (mm) : 7
Outer Diameter (mm) : 26
Width (mm) : 9
Bearing dimensions and specification in AST catalogue:
(dimensions in mm)
Bearing Type - Shielded
Bore Dia (d) - 7.0000
Outer Dia (D) - 26.0000
Width (B) - 9.0000
Radius (min) (rs) - 0.300
Dynamic Load Rating (Cr) - 3,879
Static Load Rating (Cor) - 1,586
Max Speed (Grease) (X1000 RPM) - 28
Max Speed (Oil) (X1000 RPM) - 34
Max. Shaft Shoulder Dia. Inner (Ui) - 13.9
Min. Housing Shoulder Dia., Outer (Uo) - 22.380
Ball Qty - 7
Ball Dia (Dw) - 4.7620
Weight (g) - 25.80
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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