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OS&Y Needle Valve - with Packing
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Products & Services
Instrumentation Valves and Manifolds
Monoflanges & VariAS-Blocks
General Information
OS&Y Needle Valve - with Packing
Monoflanges and VariAS-Blocks
General Features
Needle Valve with OS&Y Bolted Bonnet
OS&Y Bolted Bonnet
– Standard Packing
Features
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).
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
Needle Seal:
Standard Packing in PTFE and Graphite or Carbon filled PTFE – TA-Luft Option
Bonnet Seal Ring: Graphite
Fire Safe approved acc. to ISO 10497 and API 607
– Graphite Packing only
Max. allowable (Working) Pressure (PS): 420 bar (6,092 psi)
– 689 bar (10,000 psi) optional
Anti-Tamper Valve Head Options available
All Non-wetted Parts in 316 Stainless Steel
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