E.L. Nickell Horizontal Ammonia Receiver- 4800 Gallon. Nat’l Bd: 25036. Maximum pressure: 250 psi. Maximum design temperature: 650 °F. Minimum design temperature: -20 °F. (8) 1-1/2 in. dia. Sight glasses located on a 2-1/2 in dia. x 99 in. high oil level gauge. Inlets: (1) 6 in. dia. port, (1) 4 in. dia. port, (1) 1 in. dia. port, (1) 1-1/2 in. dia. port. Outlets: (4) 1-1/2 in. dia. ports. Overall dimensions: 19 ft. 6 in. L x 86 in. W x 9 ft. 11 in. H.