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DQC ST-Series Snap-Tite 71 Interchange Old Style Female Coupler

DQC ST-Series Snap-Tite 71 Interchange Old Style Female Coupler

Part Number 8STF10-V2
Material Steel
Thread Female NPTF
Thread Size 1-1/4"- 11-1/2
Maximum OD 2.74" (69.6mm)
Body Size 1"
Hex 2"
Length 4.90" (124.5mm)
Maximum Operating Pressure 8500 PSI (585 bar)
Burst Pressure 25900 PSI (1750 bar)
Temperature Range -40°F to +250°F (-40°C to +121°C)
Optional Pkg/Box Qty 5
Weight Lb 3.7000


  • Machined components are manufactured using solid bar stock
  • Stainless steel balls, retaining rings and springs maximize corrosion resistance and extend service life.
  • Steel componentry is plated using ROHS Compliant Trivalent Chrome.
  • Steel coupler sleeves are hardened to resist deformation and maximize service life.

Available Options

  • Contact Dixon for all available option adders
  • Standard seal options include: FKM, EPDM, Mil-Nitrile and Fuel Nitrile
  • Kalrez® seal options include: 4079, 6375 and 7075
  • Oxy-clean treatment is available

Compatibility & Interchange Data

  • Interchangeable with Snap-Tite 71-Series


  • Minimum burst pressure ratings were established under laboratory conditions using a Static Burst Unit (SBU). For high impulse applications and to meet Det Norske Veritas (DNV) compliance, the burst pressure must be divided by four (4) to ensure a 4:1 safety factor during system operation.

Repair Kits
Part # Description Includes Item # Qty
8ST-SKIT-V2 Three Nitrile Seals and Two Anti-Extrusion Rings

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Stock Availability