USS Stonewall Jackson SSBN634 Brass Plaque 9×12.25 inches 4lbs 2ozs c7989. BC Patch has been in business since 1984 providing collectible patches, pins, caps, plaques and more. Plaques are brass, bronze and resin. Ball caps – we do all our embroidery in house. All submarines caps can be created, but not limited to submarines. Decals -submarine, American flags.