Screwed-Bonnet Needle Valves: JN Series - SWAGELOK - #1

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www.swagelok.com 0.5 1.0 1.5 2.0 2.5 3.0 0.1 0 0 0.2 0.3 0.4 Flow Coefcient (Cv) 0.5 Nupro JN Series N-ELD-216 Number of Turns Open 0.5 Screwed-Bonnet Needle Valves JN Series Materials of Construction 1 Flow Data at 70°F (20°C) Flow Coefficient at Turns Open Number of Turns Open Flow Coefficient (Cv) �¡ Working pressures up to 600 psig (41.3 bar) �¡ Temperatures up to 300°F (148°C) �¡ Straight and angle patterns �¡ Vee stem standard; regulating stem available �¡ Swagelok® tube fitting and male and female NPT and ISO pipe end connections �¡ Green handle standard; optional colors available �¡ Optional panel mounting Stem threads isolated from system fluid Bonnet lock nut PTFE-coated stem tip for repetitive shutoff Externally adjustable PTFE packing Features Wetted components listed in italics. . Stem tip is PTFE coated. Pressure-Temperature Ratings Material Name Brass Temperature °F (°C) Working Pressure psig (bar) –40 (–40) to 100 (37) 200 (93) 300 (148) 600 (41.3) 425 (29.2) 250 (17.2) Vee Stem, Angle Pattern 0.43 Cv max 2 3 4 5 6 Vee Stem, Straight Pattern 0.30 Cv max Regulating Stem 0.12 Cv max Component Material Grade/ ASTM Specification 1 Handle Set screw Green phenolic Alloy steel/ANSI B18.3 2 Bonnet Brass 360/B16 3 Lock nut 4 Stem. Silicon copper 655/B98 5 Glands (2) Packing Brass 260/B36 Virgin PTFE 6 Body Brass 377/B283 Wetted lubricant Silicone-based Nonwetted lubricant Molybdenum disulfide-based