National catalog model No. V504 thru V504BC series. The removable pin broad hinge is designed for general utility and industrial applications. Hinges are swaged for mortise installations. Loose pin allows doors to be removed without taking off hinges. Galvanized made of steel with brass pin. Box loose items come with no fasteners, bar coded. No. N139659: Steel, 2'', box loose No. N139733: Steel, 2-1/2'', box loose No. N139808: Steel, 3'', box loose No. N139873: Steel, 3-1/2'', box loose No. N139998: Steel, 4'', box loose No. N195644: Zinc, 2-1/2'', visual pak No. N195651: Zinc, 3'', visual pak No. N195669: Zinc, 3-1/2'', visual pak No. N195677: Zinc, 4'', visual pak No. N208827: Galvanized, 2-1/2'', visual pak No. N208843: Galvanized, 3-1/2'', visual pak