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Fire safety coupling
Fire rescue coupling
Fire brigade coupling
Fire department fitting
Commercial fire adapter
Large diameter adapter
Locking fire adapter
Marine fire adapter
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
Rotary coupling