Reduce the size of a conduit knockout or threaded hub with these rigid bushings and washers so you can connect smaller sizes of rigid conduit or fittings to the opening.
Use these rigid male-to-female bushings to reduce the size of a female-threaded hub on a conduit fitting so that a smaller size of rigid conduit can be connected to the hub.
Insulated, Male to Female
Non-Insulated, Male to Female
These rigid washers reduce the size of a knockout hole in an electrical box or enclosure so that smaller sizes of rigid conduit or fittings can be installed in the hole. Use one washer on each side of the hole and press them firmly into the hole to install.