SKF SY20TF = YAR 204-2F + SY 504 M Pillow Block Ball Bearing Units With Cast Iron Housing And Insert Ball Bearing UCP204

1 . ) What is a pillow block bearing assembly ?

A pillow block bearing (or plummer block) is a pedestal used to provide support for a rotating shaft with the help of compatible bearings and various accessories. The assembly consists of a mounting block which houses a bearing.

2. ) Is a pillow block bearing a ball bearing ?

Pillow blocks can refer to a variety of bearing styles such as single row ball bearings, double row ball bearings, spherical roller bearings, taper roller bearings, etc. A unit is typically a reference for a 1-piece housing as opposed to a split housing