Lok Type Valve Lok Type Valve - Needle Valve (NVS1)
| Product Name | Lok Type Needle Valve (NVS1) |
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| Max Pressure | 5,000psig (344bar) |
| Features | Temperatures up to 315℃ (600°F) |
| Features | Live-Loaded Packing System Needle valve with integral bonnet |
| Features | Stainless Steel 316 material |
| Features | Suitable for install on the instrument panel or without panels. |
| Features | Packing nut allows external packing adjustment to ensure leak-free packing on stem |
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Detail view
Lok Type ValveIt can be applied to various process and system configuration of the whole industry such as plant industry, chemical, water jet, oil, gas, etc
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| HIFLUX Lok Fitting (FLUXLOK) can be applied for various industries such as chemical, petrol chemical, waterjet , fliud research industries, gas and oil industries. |
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FeaturesWe will guide you through the product’s features and benefits.
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 Live-Loaded Packing System Needle valve with integral bonnet. Max Pressure : 5,000psig (344bar). Features : Temperatures up to 315℃ (600°F). Stainless Steel 316 Material Body. Suitable for install on the instrument panel or without panels. Round handle shown, bar handle available. Packing nut allows external packing adjustment to ensure leak-free packing on stem. Technical Information : [ Tubing O.D Hardness]
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SpecificationWe will guide you through the model name, specifications, and dimensions for each product.
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As all sizes are for reference, they can be changed without any notification. Please contact us for details or send to online inquiry, we will give you respond as soon as possible. For the most effective fitting, it is recommended to use Fitting Accessory and Tubing of HIFLUX.
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StructureWe will guide you through the structure of each product.
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InformationWe will guide you through product details.
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Pressure-Temperature Ratings 200°F (93°C) max with soft-seat stem with PCTFE stem tip. 250°F (121°C) max with UHMWPE packing. 450°F (232°C) max with PFA packing. 600°F (315°C) max with PEEK packing.
Testing / Flow Data at 100°F (37°C)  Every integral-bonnet needle valve is factory tested with nitrogen at 1,000psig (69 bar) Seats have a maximum allowable leak rate of 0.1 std cm3/min. Shell testing is performed to a requirement of no detectable leakage with a liquid leak detector. |
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| Panel Mounting |
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| Divide 1. Loosen the handle set screw using an allen key and remove the handle. 2. Remove the packing nut & panel nut and set aside for later use. 3. Place the valve bonnet in the panel hole. Reassembly4. Tighten the panel nut on to the valve bonnet. keep the panel nut always on the external portion of the panel. 5. Finger tighten the packing nut on to the valve body 6. Place the handle on the stem. Align the set screw with the groove on the side of the stem. Tighten the set screw. 7. Fully close the valve and retract the stem two or three turns before torque the packing nut to the torque valve below. |
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AssemblyWe will guide you through the assembly process of fitting and tube.
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 1. Fully insert the tube into the fitting and against the shoulder; rotate the nut finger-tight. 2. Mark the nut at the 6 o’clock position. 3. While holding the fitting body steady, tighten the nut one and one-quarter turns to the 9 o’clock position. |
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ApplicationCheck out the products applied in various fields.
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 FLUXLOK is brand for Lok fitting of HIFLUX Co., Ltd. Suitable for chemical, oil refining, research, oil and gas companies, this product is used for various pressures. Has not torque transition for tubing in installation. Can be checked and inspected easily during the first installation. |
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