Insulated Cone Bottom Mix Tanks- 250 Gallon. Size: 12. Class: 150. 316 stainless steel. MAWP @ 250°F: 170 psi. Manway diameter: 11-1/2 in. (2) 1991 Nettco Pneumatic Mixers, Model: NSGF-050, S/N's: P7193A-36 and P7197A-9. Inlets: (1) 1/2 in. dia. MPT, (1) 2 in. dia. pipe, (2) 2 in. dia. with 6 in. dia. flanges and (4)3/4 in. dia. attachment holes at center-to-center distance of 4 in. Outlets: (1) 1/2 in. dia. FPT, (1) 2 in. central tank outlet with 6 in. dia. flange and (4) 3/4 in. dia. attachment holes center-to-center distance of 4 in. Overall dimensions: 42 in. L x 42 in W x 116 in. H.