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Mack Valves - Pressure Build Valve

Supplier: Mack Valves Pty Ltd playlist_addCompare

Valve comes standard with 100 mesh brass filter. All valves are degreased and packed for oxygen service.

Price Guide (Inc GST): POA

Pressure Build Valve


  • Also available is a pressure build valve with the maximum inlet pressure to 60 bar, 870 psi (model number 7748CR-020).

For information on design and pricing, contact your nearest Mack outlet.


  • DESIGN: Bronze Diaphragm operated, bolt cover.
  • SEATING: Integral seat, PTFE (Teflon) disc
  • CONSTRUCTION: Bronze body, stainless steel brass internals.
  • SIZES: 3/4” (20mm)
  • ENDS: Screwed female BSPT or NPT
  • SERVICE: Gas and Cryogenic
  • TEMPERATURE RATING: Minus – 196C to + 190C 
  • PRESSURE RATING: (cold, non-shock): Screwed: 362 psig (25 bar)

*Manufactured in materials to meet international standards

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