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Bearing 687H (AST)
Ball Bearings Miniature - Instrument Series, Stainless Steel - Metric Series 687H
Bearing number : 687H
Size (mm) : 7x14x3.5
Brand : AST
Bore Diameter (mm) : 7
Outer Diameter (mm) : 14
Width (mm) : 3,5
Bearing dimensions and specification in AST catalogue:
(dimensions in mm)
Bearing Type - Open
Bore Dia (d) - 7.0000
Outer Dia (D) - 14.0000
Width (B) - 3.5000
Radius (min) (rs) - 0.150
Dynamic Load Rating (Cr) - 997
Static Load Rating (Cor) - 410
Max Speed (Grease) (X1000 RPM) - 40
Max Speed (Oil) (X1000 RPM) - 50
Max. Shaft Shoulder Dia. Inner (Li) - 9.0
Min. Housing Shoulder Dia., Outer (Lo) - 12.0
Ball Qty - 9
Ball Dia (Dw) - 2.0000
Weight (g) - 2.03
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.
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Outer Dia, mm:
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