BUSHING, UNION, SWAGE NIPPLE, BULL PLUG, REDUCER INSERT, PIPE NIPPLE ETC. SOCKET-WELD OR THREADED (NPT ... , PLUG, BUSHING, UNION, SWAGE NIPPLE, BULL PLUG, REDUCER INSERT, PIPE NIPPLE ETC.SOCKET-WELD OR THREADED (NPT OR PT ... RATING:THREADED WOG :2000, 3000 AND 6000 LBS / SOCKET-WELDING WOG 3000,6000,9000 LBS.4. SPECIFICATION:DIM. SPEC: ... ),PICKLED(STAINLESS).7.PACKING :CARTON/WOODEN CASE. Welding outlet