"NOMENCLATURE-MANIFOLD,AIR DISTRIBUTION; ALUMINUM ALLOY MATL; 3 IN. DIA; 0.035 IN. WALL THK; 17.930 IN. LG; 1 PORT 1.500 IN. DIA; 0.035 IN. WALL THK; 2.650 IN. LG; FERRULE ADDED; 2 PORTS 1.850 IN. DIA, 0.035 IN. WALL THK, 1.850 IN. LG; 1 PORT 0.100 IN. DIA, 0.035 IN. WALL THK, 0.085 IN. LG, FERRULE ADDED"