Bladder Accumulator Fluid Volume 58 cu in Vent Diameter 58 cu in Max Pressure 3 000 psi Shell Material - Accumulators Steel Diameter 4.5 in Overall Height 10.93 in Port Size Thread Standard SAE Hydraulic Fluid Port Dash Size -16 Hydraulic Fluid Port SAE/UNF SAE #16 (1-5/16-12) Operating Temp Range -20 to 200 Degrees F for Mineral Oil 32 to 200 Degrees F for Water and Water-Glycol