
Chemical Hose | McMaster-Carr
3/4 . 1. 1 1/2. 2. 3. Fitting Material. Fitting Material; Stainless Steel: Brass: Aluminum: Steel: Maximum Vacuum @ Temperature . Maximum Vacuum @ Temperature; 14 in. of Hg @ 72° F: 20 in. of Hg @ 72° F: 25 in. of Hg @ 72° F: 27 in. of Hg @ 72° F: 28 in. of Hg @ 72° F: 29 in. of Hg @ 72° F: Not Rated: Bend Radius. Bend Radius; Less than 1" 1" to 4.9" 5" to 9.9" 10" to 19.9" …