... 6200,6300,6400,51100,51200,51300, Inch and metric series,Self-aligning roller bearings, etc.MaterialChrome Steel ,GCr15, ... TermsL/C D/A D/P T/TApplicationHome appliances, low noise and high speed electric motors, automotive components, pumps, ... Assembly2.Windage test3.Cleaning4.Rotary test5.Greasing and gland6.Noise inspection7.Appearance inspection8.Rust prevention9.Product packaging Company ...