R4A-2RS Deep Groove Ball Bearings 1/4 Inch Bore 3/4 Inch Outer Diameter 9/32 Inch Width Double Black Rubber Sealed Chrome Steel Precision Bearings for Industrial Machinery Power Tools and Heavy Duty Equipment

Sealed Deep Groove Ball Bearing, R4A-2RS, 10-Pack, 1/4" bore
✔️ 10 pcs: bore 1/4", outer 3/4", width 9/32", sealed

These sealed chrome steel bearings are built for reliable, high-speed operation in industrial machines, power tools, and mechanical equipment. The dual black rubber seals keep lubricant in and contaminants out, supporting longer service life.

✅ Size: ID 1/4 in (6.35 mm), OD 3/4 in (19.05 mm), width 9/32 in (7.14 mm)
✅ Material: Chrome steel GCr15 for strength and load handling
✅ Seals: R4A-2RS with black rubber seals on both sides to retain lubricant
✅ Tolerances: ABEC 1 (P0) for low noise and steady high-speed operation
✅ Ratings: Static 615 N, Dynamic 1480 N for heavy-duty use
✅ Pack: 10 bearings in this set

💡 What is a sealed ball bearing used for in machinery and tools? It’s a handy choice for smooth rotation in shafts and housings where low friction and protection from dust and liquids matter.

- Smooth rotation under radial loads - Handy for motors, gearboxes, and power tools - Protects lubrication and resists contamination - Suitable for industrial machinery and automotive use