4 Bolt Flange Block

KMS Plastic 4 Bolt Flange Blocks are made from engineering grade glass filled PBT polyester and are completely interchangeable with conventional cast iron blocks. These maintenance-free blocks have excellent mechanical strength, stiffness, and dimensional stability, and never rust or corrode. 4 bolt flanged housings are used when the bearing mounting surface is perpendicular to a shaft axis. 4 bolt flanged ball bearing units have a square shape with 4 holes for mounting.

4 Bolt Flange Block Bearing Options 

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