NOSHOK 602-FFC

Product Highlights

• 1/4" NPT F - F Steel Hard Seat Needle Valve
• Block & bleed design allows pressure to be bled off without disturbing the permanent piping installation, allowing quick and easy removal or replacement of instruments
• 100% helium leak tested to 1 x 10-4 ml/s for guaranteed performance and reliability
• 10,000 PSI pressure rating @ 200°F
• Blow-out proof stem provides a secondary stem seal in the full open position
• FKM o-ring seal and PTFE back-up ring below the stem threads to protect from corrosion and galling; PTFE or Grafoil® packing optional
• All stems are 316 stainless steel
• All stem threads are rolled for strength and ease of operation
• One-piece bonnet with a metal-to-metal seal to the valve body below the bonnet threads
• Slotted spring pin to prevent accidental loosening
• Vinyl dust cap for bonnet and stem (non-packing)
• 0.090" bleed hole located on the bottom is controlled by a 1/4"-20 UNF-2A bleed screw