GENERAL CHARACTERISTICS ITEM DESCRIPTION | LENS REVERSE ENGRAVED WITH UPPER CASE BLOCK LETTERS FATH AND FEET,EACH ON A LINE; SILICONE RUBBER DIAPHRAM SURROUNDS CLEAR ACRYLIC LENS AND MEASURES 1.375 IN. LG,1.125 IN. W,AND 0.187 IN. D; RING SEAL OF CORROSION RESISTING STEEL,TYPE 302,BONDED TO SILICONE RUBBER |