Brass Flushing Nozzle (BFN) Flush Off Manhole Walls and Equipment. Maximum Working Pressure 100 PSI, NPSH Thread SELECT QUANTITY Stock # Description Price Qty BFN12 3/4" NPSH Thread, Brass Flushing Nozzle, MAX 100 PSI 20.99 BFN16 1" NPSH Thread, Brass Flushing Nozzle, MAX 100 PSI 21.99 BFN20 1 1/4" NPSH Thread, Brass Flushing Nozzle, MAX 100 PSI 22.99 Related Products Jetter Hose Tiger TailDisposable Gloves