1) Threaded - Full Port - Blowout-Proof Stem - PTFE Seats
2) 1/4" -2" 600 PSI/41.4 Bar Non-Shock Cold Working Pressure

3) 2-1/2"-4" 400 PSI/27.6 Bar Non-Shock Cold Working Pressure
4) CSA: ANSI Z21.15/CGA 9.1(1/2psig) ,ASME B16.44(1/2psig,2,&5psig) ,CGA CR 91-002(2,&5psig) ,CAN/CGA 3.16(125psig) ,ASME B16.33(125psig) ,ASME B16.38(125psig)
5) UL: Guides YQNZ,YRBX,YRPV and YSDT

6) ANSI/NSF61-2007a,section 8.
Size Range: 1/4" - 4",