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Miniature Ball Bearings

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Metric Miniature Ball Bearings(shield)

MR84ZZ Specifications
Bearing Type metric miniature ballbearings MR84ZZ              Section Image
Bore Diameter (d) 4.0mm miniature bearings
Outer Diameter (D) 8.0mm
Min. Radius (rs) 0.10mm,0.15mm
Width (B) 3.0mm
Load Rating (Cr) 395N
Load Rating (Cor) 141N
Max. Speed (Grease) x 1000 56rpm
Max. Speed (Oil) x 1000 67rpm
Cage Type 1-piece steel crown type
2-pieces steel ribbon type
1-piece nylon crown type
Weight 0.56 grams
Material 52100 Chrome Steel
440 Stainless Steel
Closure Pressed steel shield
Ball Size & Qty 7×1.2
Note:1. d2=5.0, 2. D2=7.4 Other Item No.: WML4008ZZX, L-840ZZ,MR84ZZ,WBC4-8ZZA