Dental Bearings

Miniature Ball Bearings

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Metric Miniature Ball Bearings(open)

693 Specifications
Bearing Type metric miniature ballbearings 693                Section Image
Bore Diameter (d) 3.0mm miniature bearings 693
Outer Diameter (D) 8.0mm
Min. Radius (rs) 0.15mm
Width (B) 3.0mm
Load Rating (Cr) 558N
Load Rating (Cor) 180N
Max. Speed (Grease) x 1000 60rpm
Max. Speed (Oil) x 1000 67rpm
Cage Type 2-pieces steel ribbon type
1-piece nylon crown type
1-piece steel crown type
Weight 0.60grams
Material 52100 Chrome Steel
440 Stainless Steel
Ball Size & Qty 6×1.588
Note:1. d2=4.35, 2. D2=6.65 Other Item No.: R-380