915 Generation 1PCS UCF207-20 Flange 1-1/4 Inch Bore 4 Bolt Solid Base

Alignment Feature:
If the is crooked for example when you lay it on a flat table, it is not flat. 't worry. This is -alignment feature.
These are meant to have some play in . When you mount , just use the shaft to rotate the into proper position, or if it is not out of alignment by much, the will their own alignment once they begin to rotate.
Because if the bearings were not aligned properly and spinning at high RPMs then would happen. So -alignment feature is a way to prevent this from happening.
Product Description:
The UCF pillow block mounted series has four bolt holes, and a set screw lock is designed for mounting onto surfaces parallel to the shaft axis, such as conveyor belts. Insert maintains the separation between moving parts to reduce rotational friction, and to support and axial loads. The is secured to the shaft with set screws to prevent slippage. Part Numbers:
: UCF207-20,: VF4S-220, Part #: 124206,: F4B--104,: YCJ-1 1/4,IPTCI: UCF207-20,Link-Belt: F3-U220N,NTN: UCF207-104D1,Peer: UCF207-20,Sealmaster: -20
Color: dark green
Material: iron
Bore Size: 1-1/4 Inch
Static Load Rating: 15.4 kN/3500 lbs
Dynamic Load Rating: 25.7 kN/5800 lbs
Max RPM: 2400
Package Contents:
1 * Bolt Solid Base
Only the above package content, other are not included.
Note: Light and different displays may cause the color of the item in the a little different from the real . The measurement allowed error is +/- 1-3cm.