B6-20MZ2 1-1/4 in Narrow Inner Ring Set Screw Locking Zinc-Plated Sealed Ball Bearing Insert Spherical OD Relubricatable Contact Seal Standard Duty Single Unit

1-1/4 in Narrow Inner-Ring Sealed Ball Bearing, Single
✔️ Set-screw locking, zinc-plated insert, contact seal, relubricate OK

This is a single sealed ball bearing insert (sold individually) for standard-duty shaft support. Commonly used in pillow blocks, linear slide units, conveyors, and motor shafts where a narrow inner ring and set-screw locking are needed.

✅ Model: B6-20MZ2, single unit
✅ I.D.: 1 1/4 in (1-1/4 in)
✅ Inner ring width: Narrow
✅ Insert material: Zinc-plated
✅ Insert type: Sealed ball bearing insert, contact seal
✅ Locking: Set screw, spherical O.D. style
✅ Relubrication: Yes (relube port available)
✅ Load ratings: Dynamic 4410 lbf, Static 2540 lbf
✅ Temperature: High temp up to 212f
✅ HTS code: 8483.20.40.40; Duty: Standard; Weight: 0.500 lb each

💡 What is a sealed ball bearing insert used for in pillow block and linear slide unit applications? A sealed ball bearing insert supports rotating shafts, keeps lubricant in, and keeps grit and moisture out, making it handy for quick replacements and maintenance. - Supports radial and light axial loads in pillow blocks, linear slide units, and conveyor rollers - Contact seals retain grease and reduce contamination; relubrication ports extend service life - Good for motor shafts, idler rollers, and industrial equipment where a zinc-plated insert helps resist corrosion - For higher speed or corrosive applications consider ceramic options for reduced friction and longer wear