OER A13010K Features:

Correct replacement radiator and AC mounting well nuts used on various GM vehicles. 1/4-20, fits 1/2" hole. Neoprene with captive brass nut. Correct hardware can make any installation job easier. Replace your missing or damaged hardware with these quality reproductions. This part is original equipment for multiple GM applications, it can be used for other applications as a service replacement. Note: For radiator and AC mounting bolts use A876257. Note: For radiator and AC mounting bolts use A876257. Note: A876257 A876257 A876257 Product Specifications: Screw Size : 1/4-20 Head Diameter : 0.740" Overall Length : 0.829" Shank Length : 0.642" Shank Diameter : 0.500" Head Thickness : 0.187" Hole Size : 1/2" Grip Range : 0.031-0.187" Material : Neoprene Includes : Captive Brass Nut Sold as a pair Screw Size : 1/4-20 Head Diameter : 0.740" Overall Length : 0.829" Shank Length : 0.642" Shank Diameter : 0.500" Head Thickness : 0.187" Hole Size : 1/2" Grip Range : 0.031-0.187" Material : Neoprene Includes : Captive Brass Nut Sold as a pair