SMR137 miniature instrument bearings drawing
  1. Also available in 52100 Chrome Steel
  2. ABEC Grades 1, 3, 5, 7, and 9 are available. Also, the equivalent ISO classes.

SMR137 Miniature & Instrument Series, Stainless Steel Ball Bearing

Model: SMR137

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Product Details

Bearing Type Open
Bore Dia (d) 7.000 mm
Outer Dia (D) 13.000 mm
Width (B) 3.000 mm
Radius (min) (rs) 0.20 mm
Dynamic Load Rating (Cr) 460 N
Static Load Rating (Cor) 221 N
Max Speed (Grease) 40,000 rpm
Max Speed (Oil) 48,000 rpm
Max. Shaft Shoulder Dia. Inner (Li) 9 mm
Min. Housing Shoulder Dia., Outer (Lo) 11 mm
Ball Qty 12
Ball Dia (Dw) 1.200 mm
Weight (g) 1.52 grams
Precision A1
Standard Clearance K25
Material Martensitic Stainless Steel

All information in this catalog has been thoroughly checked for accuracy. However, the catalog data should not be relied upon entirely for design and development purposes. AST Bearings assumes no liability for possible errors or omissions. All dimensions and specifications are subject to change without notice. Contact AST Bearings for the most current catalog data as it applies to you and for your application.