Eaton Weatherhead 3325X6 Brass CA360 Fitting, Hex Nipple, 3/8" NPT Male, 1.41 inches Length (Pack of 10) Nipple fitting for joining two pipes in a range of fluid transfer applications 3/8" male NPT threads on one end and 3/8" male NPT threads on the other for connecting two female-threaded pipes CA360 brass for strength and resistance to corrosion Operating temperature range of -65 to +250 degrees F (-53 to +121 degrees C) Maximum operating pressure rating of 1,200 psi