Used to electrically isolate the cable tray from the accessory.
2 x BB955 nylon flat washers with 4 x BB973 nylon shoulder washers, allows j-bolts to be isolated with the BA6 Series end-wall brackets.
2 x BB973 nylon shoulder washers isolate up to 3/8" threaded rod with the BA310 hanger angle.
2 x BB933 nylon flat washer along with 2 x BB973 nylon shoulder washers, allows the j-bolts on the BA5 Series sidewall brackets to be electrically isolated. |