Driving Innovation for a Brighter Future

At Dawsons-Tech, we believe in the power of continuous improvement to shape a better tomorrow.

Adapter (Female to Male NPT Threads)

Female NPT Thread Size Male NPT Thread Size Dimensions in mm F-Hex (Inch) Pressure Rating PSIG (Bar) Dawsons-Tech Part No.
P1 P2 E L
1/8 1/8 4.8 27.9 9/16 6400 (435) A-2N
1/4 1/4 7.1 35.6 3/4 6600 (450) A-4N
3/8 3/8 9.6 38.4 7/8 5300 (360) A-6N
1/2 1/2 11.9 49.3 1-1/16 5200 (354) A-8N
3/4 3/4 15.7 51.3 1-1/4 4300 (292) A-12N
1 1 22.1 57.6 1-5/8 4500 (306) A-16N
Dimensions are for reference only and are subject to change.

Adapter (Female to Male ISO Tapered (BSPT) Threads)

Female BSPT Thread Size Male BSPT Thread Size Dimensions in mm F-Hex (Inch) Pressure Rating PSIG (Bar) Dawsons-Tech Part No.
P1 P2 E L
1/8 1/8 4.8 27.9 9/16 6400 (435) A-2RT
1/4 1/4 7.1 35.6 3/4 6600 (450) A-4RT
3/8 3/8 9.6 38.4 7/8 5300 (360) A-6RT
1/2 1/2 11.9 49.3 1-1/16 5200 (354) A-8RT
Dimensions are for reference only and are subject to change.