2 in NPT sealing ring for threaded electrical hubs, fittings, and enclosure entries. Steel retainer ring with integrated seal helps reduce moisture and dust entry in wet or industrial locations when used with compatible fittings. Product type: Sealing ring Trade size: 2 in NPT Approximate metric trade size reference: 50.8 mm Material: Steel retainer ring with integrated seal Typical application: Electrical hubs, fittings, boxes, and enclosure entries Market use: Commercial and industrial electrical installations