1/4" 5075 psi Green Oxygen Service Hose | R8-O2


Green hose ready for oxygen service. 1/4" diameter. Working pressure: 5075 psi (350 bar). Sold by the foot (30.48 cm).


Internal core in thermoplastic polyester, aramidic fiber reinforcement, exterior covering in polyurethane ready for oxygen service. This product is sold by the foot (30.48 cm). If you would like a total of 3 ft (0.91 m), please order a quantity of "3". Oxygen service rated hose ends are available upon request.

Special precautions must be taken when flowing high-pressure oxygen:

  • Maximum recommended hose length for oxygen service is 6.5 feet (2 m).
  • A needle valve must be used to limit the speed of O2 flow through the hose for lengths over 6 feet (1.8 m).
  • Flow rate should never exceed 300 psi/min.
  • When used with brass hose ends, maximum working pressure for assembly is 3000 psi (207 bar).

To order custom length R8-O2 oxygen service hose with oxygen service ready hose ends, see SKU R8-O2-CUSTOM. (Custom 1/4" 5075 psi Oxygen Service Air Hose & Hose Ends).

Hose Specifications

Hose I.D. 1/4" | 6.4 mm | 6 DN
Maximum O.D. 11.8 mm
Minimum Bend Radius 50 mm
Weight 85 g/m
Material Description Inner core in thermoplastic polyester, high toughness textile fiber and exterior covering in anti-abrasion polyurethane, stabilized against UV rays and microorganisms-resistant, micro perforated for the conduction of air and compatible gases.
Specifications Hose meets or exceeds SAE J517 Standard sect. SAE 100R8 - ISO 3949 Standard
Maximum Working Pressure 5075 psi (350 bar)
Working Temperature –40°F to +212°F (–40°C to +100°C)
Maximum working temperature of air, water, and water-based fluids: +158°F (+70°C)
Minimum Burst Pressure 4x Working Pressure
Vacuum Rating 0.93 bar (700 mm Hg)