NVA Stainless Steel Needle Valve
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Stainless Steel Needle Valve Description & Features: • • • • • • Excellent flow regulation and leak tight The one-piece body construction (no welding) provides strength, safety and corrosion resistance “Slow opening” prevents sudden pressure surge and instrument damage Available in Soft Seat (up to 6,000 psi, Delrin® seat) and Hard Seat (up to 10,000 psi) CRN registered 1 year warranty Refineries, liquid petroleum gas and processing plant systems Order Codes NPT Connection /4” Female x 1/4” Female 1 /2” Female x 1/2” Female 1 /4” Male x 1/4” Female 1 /2” Male x 1/2” Female 1 Carbon Steel Hard Seat NVA25CFFH NVA5CFFH NVA25CMFH NVA5CMFH Note: Other configurations available SS Needle Valves can be supplied to meet MR-01-75 NACE (Sour gas service) Graphoil packing for high temperature applications available Panel mounting kits available Delrin® Soft®Soft Seat Drawing Description Material Number Body AISI 316 SS 1 Panel Nut AISI 316 SS 2 Stem AISI 316 SS 3 Packing Teflon® 4 Washer AISI 316 SS 5 Gland Nut AISI 316 SS 6 Grub Screw Steel Plated 7 Handle AISI 304 SS 8 Seat Material Delrin Temperature Range: -65°F to 200°F (-54°C to 93°C) Size 1 /4” 1 /2” Teflon® and Delrin® are registered trademarks of Dupont Corporation WINTERS INSTRUMENTS

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Stainless Steel Needle Valve Stainless Steel Hard Seat Description Body Stem Packing Washer Gland Packing Lock Nut Gland Retainer Handle Seat Material Material AISI 316 SS AISI 316 SS - Stellited V Tip AISI 316 SS Teflon® AISI 316 SS AISI 316 SS AISI 304 SS AISI 316 SS Carbon Steel Hard Seat Description Carbon Steel AISI 316 SS - Stellited V Tip AISI 316 SS Teflon® Carbon Steel Carbon Steel Aluminum black anodized Carbon Steel Body Stem Packing Washer Gland Packing Lock Nut Gland Retainer Seat Material WINTERS INSTRUMENTS

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