You were correct, it is a 1/2-14 npsm. We found a tap locally and cleaned up the threads and welded a bead around the nozzle for safe-keeping.
Thank you.
Greg
Thanks to everyone for your responses. The threads turned out to be 1/2-14 NPSM (national pipe straight threads for mechanical joints) We found a tap locally and clean up the threads and welded a bead around the nozzle for safe-keeping. Thanks again.
Greg
Had to replace nozzles on steam jets recently and one of six gaulded while trying to unscrew it. Of course, the internal threads were damaged so I figured the simple thing to do was head to the machine shop and get a tap to clean up the threads. One problem..... upon measuring the major dia. of...
Recently had to replace steam jet nozzles on evaporator train at a paper mill recovery boiler. Of course, one out of six nozzles gaulded while we were attempting to unsrew it. Needless to say the internal threads were slightly damaged after we finally removed the nozzle. The solution to this...
