Midland Metal 55231TOE Pipe Nipple, 4 in MNPT x 4 in Plain End, 4 in L, PVC, Dark Gray, SCH 80 Schedule

Threaded-One-End Pipe Nipple, Connection Size 1: 4 in, Connection Type 1: Male NPT, Connection Size 2: 4 in, Connection Type 2: Plain End, 4 in L, PVC, Dark Gray, 4-8 Thread, Schedule Rating: SCH 80, Dimension Standards: ASTM F1498