Fig. B. Threaded Connection with Short Stub Out Connection Tools Required: Pipe Thread Tape ) Measure Stub Out Nipple length from wall surface to end of threads. To uss this connection method, Stub Out Nipple must expand between 172" and /4" beyond wall surface {Fig. 1). b} Wrapping clockwise, apply 2 to 4 tums of Pips Thread Taps to the threads of Stub Out Hippie (Fig. 2). ©) Turing clockwise, thread Reducer Adapter (G) anti Stub Out Nipple.