MR74-2RS Deep Groove Ball Bearings 4mm x 7mm x 2.5mm Miniature, Double Rubber Sealed, Pre-Lubricated Chrome Steel GCr15, Blue Z2 Low Noise ABEC 1 P0 High Speed, 10 Pieces
✔️ 4x7x2.5mm miniature bearing, double rubber seal, 10 pcs
Small precision ball bearing suitable for compact systems such as electric motors, robotics, RC models, jewelry tools, and lab equipment. This double rubber-sealed, pre-lubricated chrome steel GCr15 bearing delivers reliable performance in tight spaces while reducing maintenance.
✅ Bore: 4 mm, Outer diameter: 7 mm, Width: 2.5 mm
✅ Material: Chrome steel GCr15 for durability under load
✅ Seals: Double rubber sealed; pre-lubricated with grease
✅ Tolerance: ABEC 1 (P0); Z2 low-noise; high-speed capability
✅ Temperature resistance and strong load handling for motors, robotics, RC, jewelry, and lab gear
💡 What is a sealed miniature ball bearing used for? This handy, compact bearing supports smooth rotation in small devices. - sealed miniature ball bearing applications in small motors and gearboxes - handy for RC models, jewelry tools, micro gearboxes, and lab equipment - chrome steel GCr15 with ABEC 1 P0 tolerance for reliable high-speed operation