1/2"" R-670NL NO LEAD MNPT BRASS BOILER DRAIN BALL VALVE FEATURES UL STYLE""MARGIN-TOP0PX; PADDING-TOP 5PX; PADDING-BOTTOM 5PX;"" LEAD-FREE DESIGN IS SUITABLE FOR ALL NO-LEAD POTABLE WATER INSTALLATIONS IN FULL COMPLIANCE OF ALL LEAD-FREE PLUMBING LAWS QUARTER-TURN BUBBLE-TIGHT POSITIVE SHUTOFF FORGED BRASS CONSTRUCTION ELIMINATES CASTING-RELATED LEAKS. MORE DURABLE THAN TRADITIONAL STOP-TYPE VALVES COMPACT DESIGN IS IDEAL FOR CONFINED APPLICATIONS SUPERIOR FLOW CHARACTERISTICS ALL 3/4"" GHT (GARDEN HOSE) OUTLETS ACCEPT 3/4"" HOSE-THREAD-MOUNTED VACUUM BREAKERS INCLUDING OUR MODELS T-553NL T-553CNL T-554 T-555 T-556 T-557 AND T-557C AVAILABLE IN NOMINAL 1/2"" AND 3/4"" MNPT INLET X 3/4"" MGHT OUTLET SIZES. THE 1/2"" MODEL IS COMBINATION 1/2"" MNPT AND 1/2"" SWEAT. THIRD-PARTY TESTED AND CERTIFIED IN COMPLIANCE WITH U.S. FEDERAL PUBLIC LAW 111-380 (NATIONAL LEADFREE PLUMBING LAW) NSF CERTIFIED TO ANSI / NSF STANDARD 61-G. CSA CERTIFIED FOR CANADIAN PLUMBING APPLICATIONS END CONNECTIONS COMPLY WITH THE FOLLOWING SPECIFICATIONS ANSI / ASME B1.20.1 (MNPT) ANSI / ASME B1.20.7 (MALE GARDEN HOSE) MANUFACTURED IN AN ISO ACCREDITED FACILITY WORKING PRESSURE NON SHOCK (PSI) COLD WORKING PRESSURE (CWP) 200 P.S.I SATURATED STEAM (WSP) NOT SUITABLE FOR STEAM SERVICE