API 5CT Tubing Coupling

Close view of a tubing coupling with its internally threaded bore facing the camera

Seamless tubing couplings to API 5CT in grades J55, K55, N80, L80 and P110 for NUE and EUE connections from 1.05 inch to 4-1/2 inch.

API 5CT Casing Coupling

Short cylindrical casing coupling with internal threads visible at the open end

Seamless casing couplings to API 5CT in grades J55, K55, N80, L80 and P110, in STC, LTC and BTC thread forms, from 4-1/2 inch to 20 inch.

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