b'C.S.A. CERTIFIED BRASS PRECISION NEEDLE VALVES FOR LP GAS TO 350 P.S.I.Theseinstrumentationvalveswithknurledbrasshandwheels,areusedwithair,LPgases(suchastorchapplications)andliquids.Eachvalveismachinedfrombrassbarstockandpressuretestedatthefactory.ThestemisstainlesssteelwithafinethreadforcontrollingflowandtheO-ringpackingassuresleakproof,troublefreeservice.PIPE WELDINGFemale STANDARDTo ToMale MalePipePARTNo.Flow Pipe Welding850-A1/8 PARTNo. Pipe Flow Thread850-B1/4 853-L1/49/16-18 L.H.850-BRF1/4 854-L1/49/16-18 L.H.(REVERSE FLOW) (REVERSE FLOW)PIPE PIPEMale FemaleTo ToMale FemalePART No.Pipe PART No.Pipe851-A1/8 852-A1/8851-B1/4 852-B1/4CERTIFICATIONS CAN EXPIRE. THEY SHOULD BE CONFIRMED WITH THE APPROVING AGENCIES.BRASS PRECISION NEEDLE VALVESPIPEFemaleToMalePARTNo. Flow Pipe850-BRF-SP1/4(REVERSE FLOW)60'