Steel Standard: ISO 7241 B Occlusion: poppet Locking: radial balls Material: steel Finishing: Zn-Fe (Cr III) Threads: BSP-NPT-SAE Standard seals: NBR Working temperature: -13°F+212°F Optional seals: FKM, FFKM, EPDM or more Working pressure: 1,450-7,250 PSI Connection under residual pressure: not allowed Sizes Offered: 1/4”-2” Accessories offered: Rubber cap and plug THESE ITEMS ARE SOLD AS SETS (COUPLER, NIPPLE, CAP AND PLUG) WE DO NOT CARRY CAPS AND PLUGS IN SIZES -2,-20, -24, AND -32