PUT635ZZ Shield Bearing 30 By 20 With 5mm Bore Black Polyurethane Tire And M4 Threaded Stud C1 L9 Precision Ball Bearing For RC Hobby Motors And Industrial Use

PUT635ZZ-30-20 C1 L9 shielded bearing with a black polyurethane tire and an M4 threaded stud; designed for compact assemblies requiring a sealed bearing with a built-in mounting feature.

✅ Inner diameter: 5 mm
✅ Outer diameter: 30 mm
✅ Width: 20 mm
✅ Stud: M4 x 9 mm
✅ Shield type: Shielded with seal
✅ Material: Black polyurethane tire
✅ Quantity: 1 bearing

💡 What is a shielded ball bearing with a stud typically used for in compact machinery?

These handy bearings offer a ready mounting point with built‑in sealing for tight spaces.

• Useful in robotics, automation projects, and small equipment that need quick, secure mounting
• Protects grease and keeps contaminants out to extend service life
• Simple installation with standard M4 hardware
• Maintains alignment in compact linear or rotary setups