New Abec-7 Super Precision Spindle Bearings for NSK 7211CTRDULP4Y (Set of Two). NSK 7211CTRDULP4Y SUPER PRECISION ANGULAR CONTACT SPINDLE BEARINGS. Type Angular Contact Ball Bearings. Contact angle C: 15 Degree. Cage symbol TR: Outer ring guided phenolic resin cage.
Ring material Bearing steel (SUJ2). Rolling elements material Bearing steel (SUJ2). Arrangement DU: universal arrangement (Double row). All others are ISO Class 4. Limiting speeds Grease: 14,900 rpm Oil: 22,600 rpm.Dimensions 55mm x 100mm x 21mm.