Shielded Ball Bearing 20x37x9mm 6904ZZ Type Chrome Steel Durable Industrial Grade Bearing For Machinery Equipment Conveyors Motors And Automation Systems High Precision Long Lasting Performance

Shielded 61904ZZ ball bearing 20x37x9mm, chrome steel
✔️ Shielded 61904ZZ bearing, 20x37x9mm, chrome steel, pre-lubed

This listing is for a single shielded ball bearing, model 61904ZZ, with double metal shields (ZZ). It uses chrome steel for durability and fast operation in industrial equipment. The bearing has a 20 mm bore, 37 mm outer diameter, and 9 mm width. It comes pre-lubricated with grease and is capable of handling up to 19000 rpm under normal conditions.

✅ Size: bore 20 mm, outer diameter 37 mm, width 9 mm
✅ Material: chrome steel for durability and low friction
✅ Shields: double metal shields (ZZ) protect against dust and dirt
✅ Lubrication: pre-lubed with grease for immediate use
✅ Speed rating: up to 19000 rpm under normal loads

💡 What is a shielded ball bearing used for in small machinery?

Handy, practical choice for machines where space is tight and contamination is a concern.

- Supports rotating shafts in compact assemblies - Shields help keep dust and moisture out to extend life - Pre-lubricated design reduces maintenance and downtime - Fits standard shafts and housings for easy replacement