National Hardware 3" Square Plain Steel Broad Door Hinge is a versatile and durable hinge designed for general utility and industrial applications. This removable pin broad hinge, part of the National catalog model No. V504 thru V504BC series, features a loose pin that allows doors to be easily removed without taking off the hinges. It is swaged for mortise installations, ensuring a secure fit. Made from galvanized steel with a brass pin, this hinge strength and corrosion resistance for long-lasting performance. Model Number: N139-808