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"DUCCO" COUPLINGS & FITTINGS FOR GROOVED END PIPE

"DUCCO" couplings and fittings for grooved end pipe are accepted as the most efficient pipe coupling system in most part of the world, combining the features of a straight line or a flexible coupling, a union and extension at each joint. It will fit right in whatever the piping requirements are.

INSTALLATION INSTRUCTIONS
  1. When gasket ring, housing and bolts are ready for assembly, a spanner is the only tool needed.
  2. Before installing gasket, make for sure that pipe ends are correctly grooved, Remove burrs, scores and other imperfections from pipe ends and gasket ring.
  3. Smear ordinary rubber grease on gasket ring inside and outside, stretch gasket over a pipe end and bring another pipe to put together in alignment. Slide gasket into the center between grooves.
  4. Put on the sections of the housing and insert the bolts and nuts.
  5. Take up bolts evenly until housing clamps are firmly together metal to metal.

Recommended Torque:

Bolt Size (Inches)

3/8 1/2 5/8 3/4 7/8

Torque (Ft.-Lbs)

30 50 75 75 100

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