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Loctite® brand High Viscosity Dispense Valve is a durable, lightweight, compact, stationary mounted valve designed for long life. This air operated suck-back valve applies a bead of product without material drip.

It is designed to be part of a total solution for the application of products when used in conjunction with a Loctite brand High Viscosity Paste Pump Systems as a Pail Pump System.


  • Maximum working fluid pressure: 4000 psi.
  • Maximum cylinder air pressure: 120 psi.
  • Air inlets (open & closed): 1/8 NPT.
  • Fluid inlet: 1/4 Female NPT.
  • Fluid outlet: 1/4 Female NPT internal & 3/4 - 16 UNFM external thread
  • Fluid viscosity range: 80 cPs to 3 million cPs.

    Key Features

  • Lubricated packings for longer seal life.
  • Adjustable forward travel reduces material surge.
  • Severe-Duty needle and seat.
  • Dual seal design for long life.
  • Easily converted to hand-held operation with optional kits (pneumatic # 989157 or electric # 989158)

Do you have a question or need application assistance?