12x17x15.5mm Hardened Steel Spacer Bushing Sleeve, 60 HRC Precision Machined with 12mm Inner Diameter, 17mm Outer Diameter and 15.5mm Width for Bearings, Housings, and Mechanical Assemblies

This hardened steel spacer bushing sleeve is precision machined to exact dimensions with 60 HRC hardness. It’s designed to provide accurate axial spacing and long wear life in machinery, automotive components, and precision assemblies.

✅ Inner bore diameter: 12 mm
✅ Outer diameter: 17 mm
✅ Width: 15.5 mm
✅ Material: hardened steel, 60 HRC
✅ Finish: precision machined spacer sleeve
✅ Pack size: 1 piece

💡 What is a hardened steel spacer bushing used for in precision machinery? This handy part helps maintain accurate spacing and alignment in rotating and linear assemblies.
- Maintains precise axial spacing to reduce wear and misalignment
- Keeps shafts and housings aligned in gearboxes and linear guides
- Suitable for 12 mm ID and 17 mm OD configurations
- 60 HRC steel offers high wear resistance for tough cycles