Merchant steel fittings are designed with Dryseal Taper Threads (NPTF) for more critical applications where the sealing compound may fail due to high heat or pressure, NPTF Dryseal threads produce a mechanical seal by the mating and slight crushing of the threads when a wrench is applied to tighten the fittings.

Available In
- BLMPCSS-01 1/8"
- BLMPCSS-02 1/4"
- BLMPCSS-03 3/8"
- BLMPCSS-05 1/2"
- BLMPCSS-07 3/4"
- BLMPCSS-10 1"
- BLMPCSS-12 1-1/4"
- BLMPCSS-15 1-1/2"
- BLMPCSS-20 2"








