Internal Spiral Retaining Ring Fits 3 1/4 Inch Bore Heavy Duty Carbon Steel Oil Finished Built Tough For Rock Solid Locking And Zero Hassle Install Knockout Gear For Any Shop Project

Internal spiral retaining ring for heavy duty machine shafts
✔️ 3.25 inch bore carbon steel ring with oil finish easy groove fit

This single pack internal retaining clip acts as a straightforward mechanical fastener designed to lock parts onto shafts and inside housings. Mechanics usually slip these into motor assemblies, pump casings, and drive systems where solid axial positioning keeps things running smooth.

✅ 3 1/4 inch inner diameter bore dimensions
✅ 3.446 inch groove diameter compatibility
✅ 0.111 inch thickness for solid radial wall support
✅ 211,000 psi tensile strength rating for heavy loads
✅ Corrosion resist oil coating for shop use

💡 How does an internal spiral retaining ring improve mechanical assembly efficiency?
This handy axial fastener secures rotating components and simplifies maintenance routines.
- Precision engineered grooves allow quick snap-on placement for faster build times
- High carbon steel composition delivers strong clamping force without constant readjustment
- Protective oil treatment stops premature wear when exposed to factory grease or dust