More Hose Coupling 
   -Air Universal Coupling 
   -Bauer Type Coupling 
   -Shank Suction Coupling 
   -Guillemin coupling 
   -Steam Hose Coupling 
   -KC Nipple&Mender 
   -Clamps 
'Chicago' couplings
Ball & Socket Style Couplings
KING" Short Shank suction coupling known as pin plug thread coupling.
French standard
Ground Joint Couplings
King Combination Nipples,King Combination Mender
Double Bolt Clamp
Interlock Clamp