Series HK couplings conform to the dimensional requirements of ISO 7241-1 Series B.
– 316 Stainless Steel
– Stainless steel springs, balls, and retaining rings
– Buna-N (Nitrile) seals
– PTFE back-up rings in steel and stainless steel sockets
Temperature Range: -40° F to 250°F (-40° C to 121°C)
Pressure: 2,700 PSI (186 BAR)
Thread size: 1/4-18 NPTF