MR74-2RS Deep Groove Ball Bearings, ID 4mm x OD 7mm x Width 2.5mm Miniature Bearings, Double Rubber Sealed Ball Bearing Pre-Lubricated Chrome Steel Z2 Lever 10pcs
MR104-2RS Blue Sealed Bearings,(I.D.=4mm, O.D.=10mm, Thickness=4mm);
Precision metric miniature ball bearing, both sides rubber sealed, pre-lubricated with grease
Made of chrome steel (GCr15), durability and resistance to under heavy loads
Low noise Z2, ABEC Tolerance 1 (P0), High speed. High temperature resistance. Resistance to high load.
Apply for electric motors to robotics, ATMs & Card Readers, Vaccuum Pumps, Surveillance Systems, Clocks, Drones, Plastic Card Printers, Gas Meters, Lab Equipment, Jewelry, Hand Piece and other fields.