Competitive Valve Solutions at the Highest US and
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Nitrous Racing Valve - CGA660 Nitrous Oxide
Nitrous Racing Valve - CGA660 Nitrous Oxide
Click here to download PDF data sheet
Large Bore Internal Design for Superior Flow
1/8" Cylinder Head Pressure Accessory Port

Chrome Plated Brass Valve
Straight, Parallel Threads for Aluminum Cylinders

All Harrison valves are produced to meet or exceed the highest US and international standards; including ISO 10297 and CGA V-9. Harrison Valves™ are rigorously tested through a robust quality assurance system, and Harrison Valve™ maintains carefully monitored manufacturing processes to ensure that all Harrison valves meet or exceed design and performance specifications.

  • Chrome plated brass valve for racing nitrous applications.
  • High flow internal design for superior flow.
  • O-ring seal technology provides superior leak integrity.
  • Easy operation under all pressures.
  • 100% leak testing on entire production.
  • Meets and exceeds CGA V9 and ISO 10297.
  • Passed stringent adiabatic oxygen compression testing per ISO 10297.
  • 1/8"FNPT cylinder head pressure accessry ports for racing applications.
  • Unitized plug with robust hex and threads insure easy installation.
  • Common design safety and handwheels readily available.
  • Most valves are tapped for siphon tubes.
  • All straight thread inlet valves are supplied with cylinder sealing o-ring.
Part number VC660-5-1-3000G designed with CGA660 high flow outlet for racing nitrous oxide service, cylinder head pressure accessory port, 1.125-12UNF2A Inlet for aluminum cylinders, 3000PSI safety for 1800PSI cylinders, CG1 Safety.
Specifications and Optional Features
All valves are supplied with safety relief devices as specified by the Compressed Gas Association Standard S1.1. Safety relief devices are a CG1, one piece brass plug and disc design for added safety. The suffix xxxx denotes pressure relief device burst disc rupture pressure. Refer to the safety device ordering information chart for pressures available.
Part Number CGA Designation Gas Service Inlet Thread Size Safety Device Service / Safety
VC660-5-1-3000G CGA660 Nitrous Oxide 1.125-12UNF2A CG1 3000PSI
VC660-5-1-3000G-CS CGA660 Nitrous Oxide 1.125-12UNF2A G1/4 threads, CG1 3000PSI
VC660-5-1-3000G-PA CGA660 Nitrous Oxide 1.125-12UNF2A 8AN Pipe Away, CG1 3000PSI
VC660-5-1-3000G-CS-PA CGA660 Nitrous Oxide 1.125-12UNF2A G1/4 threads, 8AN Pipe Away, CG1 3000PSI
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