4-3/8"
Dayton 3Fcy6 Flange Bearing, 4-Bolt, Ball, 1-15/16" Bore
A nice touch with Kluber is the variety of viscosity grades available.
Ntn Ucfu-1.15/16M Flange Bearing, 4-Bolt, Ball, 1-15/16" Bore
If you need strong materials, POLYMER WORLD is a brand worth checking out.
Fernco 4.38 Flex Cap 438 (Pack of 3)
A nice touch with the Seamless 316 SS is how it performs well in both hot and cold.