Specifications include, but are not limited to: Item # EESS0005GB, 5 Gallon Stainless Steel Test Measure manufactured by Seraphin/Pemberton Fabricators Inc. Substitutions not considered for this solicitation; BOTTOM Concave and of adequate thickness to prevent distortion when filled. CALIBRATION TYPE Factory CALIBRATION by standards traceable to National Institute of Standards and Technology CONSTRUCTION METHOD Built to OIML R-120, N.I.S.T. Handbook 105-3 Standards and API Manual of Petroleum Measurement Standards Chapter 4 DESIGN Reinforcing bands to prevent distortion of prover when full with liquid and when being transported. GAUGE ASSEMBLY Equipped with a (liquid -level) gauge tube mounted on the side of the neck GRIP Rubber grip on test measure handle MATERIAL TYPE 304 STAINLESS STEEL NOMINAL CAPACITY 5 Gallon - Calibrated "to deliver" at 60 Deg F.