NOSHOK 2170-EMFC

Product Highlights

• 1/2" NPT M - F Extended Steel 2 Valve Block & Bleed Valve Soft Seat
• Combines isolating and venting in a single valve, eliminating the need for tubing and fittings
• Block valve isolates the downstream process fluids and the bleed valve exhausts upstream fluids enabling instruments to be removed without disturbing the permanent piping installation
• The 1/4" NPT vent plug is located 90° to the left and may be removed and replaced with exhaust piping to direct the fluids to a safe location
• 100% helium leak tested to 1 x 10-4 ml/s for guaranteed performance and reliability
• 6,000 PSI pressure rating @ 200°F
• Replaceable Delrin® seat, and straight through porting for bidirectional, high capacity flow and easy roddable cleaning
• PCTFE or PEEK soft seat optional
• 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 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)