SR1-4ZZ miniature instrument bearings drawing
  1. Also available in 52100 Chrome Steel
  2. ABEC Grades 1, 3, 5, 7, and 9 are available.
  3. Two metal shields = (ZZ), also available with a single metal shield = (Z).

SR1-4ZZ Miniature & Instrument Series, Stainless Steel Ball Bearing

Model: SR1-4ZZ

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Product Details

Bearing Type Shielded
Bore Dia (d) 0.0781 in
Outer Dia (D) 0.2500 in
Width (B) 0.1406 in
Radius (min) (rs) 0.004 in
Dynamic Load Rating (Cr) 54 lbs
Static Load Rating (Cor) 17 lbs
Max Speed (Grease) 67,000 rpm
Max Speed (Oil) 80,000 rpm
Max. Shaft Shoulder Dia. Inner (Ui) 0.2 in
Min. Housing Shoulder Dia., Outer (Uo) 0.226 in
Ball Qty 7
Ball Dia (Dw) 0.0394 in
Weight (g) 0.53 grams
Precision A1
Standard Clearance K25
Material Martensitic Stainless Steel