Crosby 2017502 Tapered Roller Bearing Kit, with Retaining Ring, Seal CE 8011, Bearing Assembly 1957A31 Non Potable Water Color Black Material Non Potable Water Color Black Material ABS Pressure Level Low Pressure (100 299 psi) Side B Connection Type Unthreaded Thread Configuration Unthreaded Minimum Operating Temperature 40 Degrees F Maximum Operating Temperature 180 Degrees F Connection Type Unthreaded x Unthreaded Maximum Operating Pressure 80 psi @ 73 Degrees F Schedule Schedule 40 Side A Connection Type Unthreaded Fitting Compatibility Schedule 40 Package Quantity 1 Minimum Operating Pressure 1 psi Note: not for use on Series RJ drilling blocks 312 in) 2x Bearing Assembly NA48685 SW 48620 Designed for the standard double row