Size: 1 Body with 1 NPT. This 1 coupler connects to its male equivalent. Benefits: Flush face valve design minimizes fluid loss and air inclusion. Zinc-nickel plating provides superior corrosion resistance. Hardened steel construction with hardened sleeves. Allows for minimal pressure drops. Locking sleeve helps prevent accidental disconnects. Nipple seal resists blow-outs. Interchangeable with other ISO 16028 standard couplings. Features: 5,076 PSI rating. 74 GPM Max Flow Rate. 50 GPM Nominal Flow Rate. Buna-N Seals with Teflon backup ring can operate up to 250° F. Female Face Diameter: 2.17 (55mm). Female Length: 4.31 (109mm). Hex: 1.97 (50mm). Includes: 1 Female Coupler.