2 Valve Block & Bleed, Hard Seat, 1/2 NPT Male - 1/2 NPT Female Extended, 316 SS, 0.187" Orifice

2-Valve block and bleed hard seat needle valve, combine 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. 10000 psi hard seat pressure rating at 200 degrees F maximum. Blow-out proof stem provides a secondary stem seal in the full open position. Viton O-ring seal and Teflon back-up ring below the stem threads to protect from corrosion and galling. All stem threads 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. Bonnet lock pin to prevent accidental loosening. Vinyl bonnet and stem dust cap. 0.187 inch Orifice size. Flow coefficient: Cv 0.44. Length: 5-3/8" extended. Electropolished 316 Stainless Steel material.

• Combine 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
• Blow-out proof stem provides a secondary stem seal in the full open position
• Viton O-ring seal and Teflon back-up ring below the stem threads to protect from corrosion and galling
• 3 year warranty