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E Series Valves and Manifolds
General Features
Needle Valve with OS&Y Bolted Bonnet

OS&Y Bolted Bonnet – Standard Packing


  • Integral Valve Seat – Metal to Metal Seated
  • Non-rotating Needle
  • External Stem Thread – Packing below stem threads.
    Stem Threads are protected from process media (non-wetted), helps to prevent stems from galling.
  • Stem with cold rolled threads
  • Blow-out proof Needle
  • Spring Washers for compensation of thermal expansion
  • Back Seat – Metal to metal secondary needle seal
  • Color Coded Dust Cap for operating thread protection
  • Max. allowable (Working) Pressure (PS) 420 bar (6,092 psi)
  • Anti-Tamper Valve Head Options available
  • PTFE or Graphite Packing
  • Bonnet Seal Ring: Graphite
  • All non-wetted parts in 316 stainless steel

Packing adjustment may be required during the
Service life of the valves. Valves that have not
been cycled for a period of time may have a higher
Initial actuation torque.

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