The Firestone 9277 Air Tank provides a source of compressed air for an air spring system. The tank has a 20-gallon capacity, six 1/2" NPT ports, and one 1/4" port. This tank is enamel-coated, tested to be SAE J10 compliant, and capable of 150 PSI.• Provides compressed air source for an air helper spring system• Allows for faster inflation of air springs• Holds 20 gallons of compressed air• Includes (6) 1/2" and (1) 1/4 NPT ports• Steel tank with brass fittings• Resists corrosion with internal and external enamel coating• SAE J10 compliant• Operates at up to 150 PSI of maximum pressureSpecificationsTank Dimensions: 44"L x 12" diameterTank Capacity: 19 gallonsInflation Ports: 1/2" and 1/4" NPTPSI: 150 PSI max 20-gallon capacity with six 1/2"" NPT ports & one 1/4"" port Resists corrosion with internal & external enamel coating Operates at up to 150 PSI of maximum pressure | Firestone 9277 Air Tank, 20-Gal