DQC V-Series Snap-Tite H/IH Interchange Valved Male Coupler

DQC V-Series Snap-Tite H/IH Interchange Valved Male Coupler

Part Number 4VM4-B
Material Brass
Thread Male NPTF
Thread Size 1/2"-14
Maximum OD 1.36" (34.5mm)
Body Size 1/2"
Hex 1-3/16"
Length 2.54" (64.5mm)
Maximum Operating Pressure 2000 PSI (130 bar)
Burst Pressure 5700 PSI (390 bar)
Temperature Range -40°F to +250°F (-40°C to +121°C)
Weight Lb 0.5200


  • General purpose hydraulic quick-connect provides superior flow characteristics with built-in reliability


  • 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.
  • Tubular 'TV' valves are constructed from steel bar stock and are designed for optimum performance in pneumatic applications.
  • Nitrile (Buna-N) seals are standard
  • All couplers incorporate a PTFE anti-extrusion ring to protect the seal components from dynamic impulse damage.
  • Valve seals are crimped in place to maintain integrity during excessive flow conditions and pressurized connection.

Available Options

  • Contact Dixon for all available option adders
  • Standard seal options include: FKM, EPDM, Steam-EP, FDA FKM, Mil-Nitrile, Fuel Nitrile and Silicone
  • Kalrez® seal options include: 4079, 6375 and 7075
  • Valve options include: Unvalved, tubular, steel, brass and 316 stainless steel
  • Sleeve options include: Sleeve-lock, Flanged and Silicone-flanged
  • Oxy-clean treatment is available

Compatibility & Interchange Data

  • Interchangeable to MIL-C-51234
  • Snap-Tite H and Faster TNV

Repair Kits
Part # Description Includes Item # Qty
4V-SKIT Body/Adapter Nitrile O-rings and PTFE Back-Up
F-4V-SKIT Body/Adapter FKM O-rings and PTFE Back-Up
P-4V-SKIT Body/Adapter EPDM O-rings and PTFE Back-Up
4V-BRKIT Brass Valve Assembly and Adapter O-ring

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Stock Availability