McMaster 6523T56 Fire Fighting Hose Fitting, Brass Reducing Adapter, 2 1 2 NH NST Male × 3 NPT Male 1ARW2 Molded Lip Ridge Molded Lip Ridge Stainless Steel Welder Input Phase 1 Application Aerospace NH NST (National Hose National Standard) threads are only compatible with other NH NST threads For Use With Water Shape Straight Type Reducing Adapter Connection Style Threaded Male Hose × Threaded Male Pipe Fire Hose Trade Size (A) 2 1 2 Hose Connection Thread Type NH NST Pipe Size (B) 3 Pipe Connection Thread Type NPT Material Brass Length 2 3 4" RoHS Compliance RoHS 3 (2015 863 EU) compliant with exemption 6(c) Lead in copper alloy REACH Compliance Not Compliant DFARS Compliance Specialty Metals COTS Exempt Country of Origin United States USMCA Qualifying No Schedule B Number 7412