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Metric thread adapter
Manifold adapter
Malleable iron adapter
FPT adapter
National standard thread NST
NFPA fire coupling
Oil and gas fire coupling
Outlet adapter
Petrochemical coupling
Pump fire adapter
Quick disconnect QDC
Central pivot joint
Double female coupling
Ductile iron adapter
Deutz fire coupling
Dry hydrant adapter
Expansion coupling
Elbow fire adapter
Fire department connection FDC
Forestry fire coupling