Aluminum 1" Female NPSH to 1" Male NPT Threads_NH x NPT They are usually labeled FDC Color_Red Why was the Swivel Model:3114 (8.0 TPI x 3.000 OD) 15S1550MF

They are usually labeled FDC (Fire Department Connection) and/or AUTO SPKR (Automatic Sprinkler)

Fire hydrant ball valve 2 1/2 inch NH / NST swivel inlet x 2 1/2 inch NH / NST outlet

Thermoplastic 3 inch NH / NST threaded cap with chain

Handles have been incorporated into the ends of the four straps

The most common size and threads for US fire hydrants is 4 1/2 inch NH / NST

Aluminum 1" Female NPSH to 1" Male NPT Threads_NH x NPT They are usually labeled FDC Color_Red Why was the Swivel Model:3114 (8.0 TPI x 3.000 OD) 15S1550MF They are usually labeled FDC (Fire Department Connection) and or AUTO SPKR (Automatic Sprinkler) Fire hydrant ball valve 2 1 2 inch NH NST swivel inlet x 2 1 2 inch NH NST outlet