NPT SIZE: Includes 6pcs 1/8" x 1/8" NPT female hex coupling, 6pcs 1/8" x 1/8" NPT male hex nipple. The brass fittings NPT thread size is a nominal pipe size and it does not represent the actual diameter. NPT thread has a 60° taper to ensure stable and firm connection and increase sealing performance
PREMIUM QUALITY: KOOTANS pipe fittings are made of CA360 premium forged brass, thicker, stronger and durable. Our npt pipe fitting has accurate, smooth and deep thread, with corrosion resistance, high temperature ductility, low magnetic permeability and long service life
PRECISE THREADS: Brass pipe fittings are designed with deep and accurate thread to ensure tight and no leak connection and easy installation. NPT thread has better sealing performance than straight thread. Can use teflon tape before installation to further strengthen the seal and prevent air leakage
WORKING ENVIRONMENT: Brass fittings with max working pressure up to 1200psi, temperature range of -65°F to +250°F (-53°C to +121°C)
WIDE APPLICATION: Our brass hex nipple and hex coupling can be used for connection pipes with different diameters or extending the pipe length. Apply to plumbing connections, compressed air, refrigeration, hydraulic systems, instrumentation, gas and other applications. Hex nut structure design for easy Installation and removal