21312 E Spherical Roller Bearing With Relubrication Features, 60 Mm Bore, 130 Mm Outer Diameter, 31 Mm Width, Straight Bore, Heavy Load Capacity, Self Aligning Design For Misalignment And Shaft Deflection, CN SKF

Single bearing: 21312 E spherical roller with relubrication
✔️ Heavy-load, self-aligning spherical roller bearing with relubrication

This spherical roller bearing handles heavy loads in both directions and is self-aligning to tolerate misalignment and shaft deflection. It's commonly used in conveyors, gearboxes, and heavy machinery, where reliability and smooth operation matter. The relubrication feature helps extend service life in tough environments and supports modular systems with housings and sleeves.

✅ Bore diameter: 60 mm (2.362 in)
✅ Outside diameter: 130 mm (5.118 in)
✅ Width: 31 mm (1.22 in)
✅ Number of rows: 2
✅ Relubrication feature: With
✅ Cage: Sheet metal; Radial internal clearance CN; Tolerance normal, run-out P5

💡 What is a pillow block bearing used for? A handy, general explanation for common industrial setups.
- Handy for supporting rotating shafts in machinery and conveyors
- Self-aligning design helps tolerate misalignment and shaft deflection
- Relubrication features extend service life in harsh environments
- Fits modular housing systems with sleeves and nuts