Pro Grade Gcr15 Carbon Steel Bearing Sleeves Set, 2 Pcs, Inner Diameter 20mm Outer Diameter 30mm Height 24mm, For Plain Bearings, Ball And Needle Bearings, Inner Ring Support, Fixture Locating Bushing Guide

GCR15 Carbon Steel Bearing Sleeves Set, 20x30x24mm, 2pc
✔️ 2pc set, ID 20mm, OD 30mm, H 24mm, fits ball/needle bearings

These bearing sleeves provide inner ring support for ball bearings, needle bearings, and plain bearings, and are commonly used in motors, gearboxes, transmissions, and other mechanical systems. Their polished surface helps minimize friction and improve load transfer for reliable operation.

✅ Inner diameter 20 mm, outer diameter 30 mm, height 24 mm
✅ Material: GCR15 carbon steel for durability
✅ Polished surface reduces friction and improves load transfer
✅ Supports inner rings for ball, needle, and plain bearings
✅ Pack size: 2 pieces in set

💡 What is a bearing sleeve used for in mechanical assemblies and how does a GCR15 sleeve upgrade load support?

In practice, bearing sleeves serve as inner ring supports and alignment guides, ensuring smooth rotation under load.
- inner ring support and alignment in various bearings
- GCR15 carbon steel for long wear and reliability
- polished surface reduces friction and improves efficiency
- used in motors, gear reducers, transmissions, and industrial gear sets