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Picture of Model 330 Needle Valve
Picture of Model 330 Needle Valve
Picture of Model 330 Needle Valve

Model 330 Needle Valve For Tank Car Applications


  • All stainless steel construction
  • Built for service up to 1500 psig and 350° F
  • Easily replaceable Teflon stem tip and O-ring packing
  • 3/4”-NPT female threaded inlet connection
  • Available flanged configuration (T&G or 150 LB)
  • 1/4”-NPT female threaded outlet
  • 1/4” Pipe Plug with or without chain are also available. Contact MGM for details.
  • AAR Approval Number: E222110
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Body 303/SS
Bonnet 303/SS
Stem 303/SS
Stem Tip Teflon
Handle 303/SS
Set Screw 18-8/SS
O-ring Viton

(Other O-ring materials available)

MGM model 330 Needle Valves are suitable for most Tank Car Applications. They are constructed entirely out of stainless steel for durability and compatibility with most commodities. They feature a replaceable Teflon stem tip and O-ring packing. Replacement is easily accomplished by unthreading the bonnet from the body with any type of wrench. The standard O-ring packing material is Viton, but is available in other materials suitable for the intended commodity.

1/4” Pipe Plug & Chain (as shown in photo) are also available from MGM at additional cost.