Home / Home Improvement / Parts / Power Tool Motor Brush N119739 Power Tool Motor Brush N119739Price Not Available Price may not be up-to-date. Out of Stock View Product Part Number: N119739 Brand: PORTER CABLE CO Seller: Sears PartsDirect Categories: Home Improvement, Parts Possible Matches$14.492-Pack Replacement Motor Brushes for Porter Cable 7800 Drywall Sand... $9.88Replacement Motor Brushes (2) #879058 (N119739) for Porter Cable 78... Description This motor brush (part number N119739) is for power tools. Motor brush N119739 transfers electric current to the spinning armature in the motor. Unplug the power tool before installing this part.