This stainless steel 1/4-20 thin nylock nut is used to attach the pump arm or handle to the pump link, and also attaches the pump link to the pump head on most drywall loading pumps.
This stainless steel 1/4-20 thin nylock nut is used to attach the pump arm or handle to the pump link, and also attaches the pump link to the pump head on most drywall loading pumps.