50mm DN Size VI Style Vacuum Check Valve
50mm DN Size VI Style Vacuum Check Valve
SKU:VIS-7c4ede
High-quality 50mm DN Size VI Style Vacuum Check Valve with 0.500 psi cracking pressure. Compliant with DIN, ISO standards.
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$89.99
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$89.99
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50mm DN Size VI Style Vacuum Check Valve
$89.99
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50mm DN Size VI Style Vacuum Check Valve
$89.99
Quantity: 1
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The 50mm DN Size VI Style Vacuum Flange Insert Check Valve is a high-quality valve designed to fit ISO/NW/KF/QF vacuum flanges compliant with DIN 28403, DIN 28404, ISO 1609, and ISO 2861 standards. Made of 316 Stainless Steel with various seal material options including Aflas®, Buna-N, EPDM, and more, this valve features a standard cracking pressure of 0.500 psi. It serves as both a centering ring and a check valve, providing a reliable and economical solution for low-pressure relief under positive or vacuum conditions.
Product Specifications
Note
USP Class VI O-Rings can be supplied with certification.Made in USA.
Specifications 316 Stainless Steel Style Numbers
VIKSS
Specifications Body Material
316 Stainless Steel = SS | 316L Stainless Steel = SS
Specifications Certifications
European Conformity (CE) Non-PED Statement | International Organization for Standardization (ISO 9001) Certified
Specifications Diameter Nominal Dn Size
50 mm
Specifications Non Shock Pressure Rating
Full Vacuum-Atmospheric at 100 ºF
Specifications Note For Material
Listed above are the most common material selections. Please contact the factory for additional options.
Specifications Note For Standard Cracking Pressure
0.500 psi is the only standard cracking pressure for spring materials other than Stainless Steel.
Specifications Outside O Ring Size
330
Specifications Seat And Outer Seals Material
Aflas® = AS | Buna-N = BN | Ethylene Propylene Diene Monomer (EPDM) = EP | Fluoro-Elastomer (FKM) = VT | Neoprene = NE | Perfluoroelastomer = KZ | USP Class VI Aflas® = UA = UA | USP Class VI Ethylene Propylene Diene Monomer (EPDM) = UE | USP Class VI Fluoro-Elastomer (FKM) = UV | USP Class VI Silicone = US
Specifications Size Code
K
Specifications Special Options
T = FEP Encapsulated Spring (Contact the factory for more options)
Specifications Spring Material
17-7PH Stainless Steel = PH | 316 Stainless Steel = SS | Alloy B = HB | Alloy C-276 = HC | Inconel® X750 or Alloy X750 = IX | Monel® 400 = MO | Titanium = TI
Specifications Standard Cracking Pressure
0.500 psi
Specifications Valve Style
VI