2 Pack Beefy Plain Bearing Sleeve Bushing 30x40x40mm ID 30mm OD 40mm Height 40mm GCr15 Carbon Steel Smooth Chamfered Surface Ideal For Rotating Shafts Fixture Locating Guide Bushing Inner Ring For Ball Needle And Plain Bearings

2-Pack GCr15 bearing sleeve 30x40x40 mm for shafts
✔️ ID 30mm, OD 40mm, Height 40mm; GCr15 steel, chamfered

The bearing sleeve is a precision machined inner/outer sleeve that supports bearings and other rotating parts on shafts. It serves as the inner ring for ball bearings, needle bearings, and plain bearings, and can function as a fixture locating or guide bushing in industrial machinery, automotive components, and precision tooling.

✅ 2 pack for quick stocking and replacements
✅ Material: GCr15 carbon steel for high load capacity
✅ Precision tolerance: inner/outer diameter ±0.02 mm
✅ Chamfered, smooth surface for easy installation
✅ Compatible as inner rings for ball, needle, and plain bearings
✅ Applications: fixture locating bushings and guide bushings in machinery

💡 What is a bearing sleeve inner ring used for in mechanical assemblies and how does it affect performance?

Bearings sleeves help control fit and alignment in rotating systems.

- Handy for guiding rotating components and maintaining shaft alignment - Supports inner rings of ball, needle, and plain bearings - Useful as fixture locating bushings and guide bushings