Couplings for Tubing

API 5CT Couplings for Tubing

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Wide range of API 5CT Couplings for Tubing, manufactured from API 5CT compliant material.

Specifications: As per the table below and more information is available on request.

  • Other specifications: API 5CT and 5B.
  • Available sizes: 1.9” ~ 4 1/2”.
  • Available threads:
    • EU (External Upset for Tubing)
    • NU (Non-Upset for Tubing)
    • Available material grades: J55; K55; N80Q; L80; T85; C90; P110; Q125 (PSL-1 & PSL-2).
API 5CT Couplings for Tubing ~ Non-Upset (NU)
Size Outside Diameter Minimum Length TPI
1900" 2.200" 3 3/4" 10 Rnd
2 3/8" 2.875" 4 1/4" 10 Rnd
2 7/8" 3.500" 5 1/8" 10 Rnd
3 1/2" 4.250" 5 5/8" 10 Rnd
4" 4.750" 5 3/4" 8 Rnd
4 1/2" 5.200" 6 1/8" 8 Rnd
API 5CT Couplings for Tubing ~ External-Upset (EU)
Size Outside Diameter Minimum Length TPI
1900" 2.500" 3 7/8" 10 Rnd
2 3/8" 3.063" 4 7/8" 8 Rnd
2 7/8" 3.668" 5 1/4" 8 Rnd
3 1/2" 4.500" 5 3/4" 8 Rnd
4" 5.000" 6" 8 Rnd
4 1/2" 5.563" 6 1/4" 8 Rnd

More information available on request.

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