Features: proven 8 years service life Operating Temperature Ranges: -48° C to +80° C faster system recharging airtight crimp connections withstand high vibration withstand high pressure hose inner tube is an oil-resistant synthetic elastomer outer cover is an oil, weather, and abrasion-resistant synthetic elastomer hose assemblies are not engineered to provide predictable electrical characteristics. Structure of rubber hose:
Delivery medium: compressed air (oil resistance) Temperature available: -48deg. to 80 deg. Tube: black, synthetic rubber. Reinforcement: high strength synthetic cord. Joints/Connectors material: Nodular cast iron 
