Description
Blank-off flange, fixed, stainless steel, DN 200 CF is a vacuum-system accessory component intended for sealing unused ports on CF flange connections in laboratory and technical vacuum setups. The fixed blank-off design provides a rigid, non-rotatable closure matched to the DN 200 CF nominal size, supporting clean, metal-sealed interfaces typical of ConFlat-style flange systems. Constructed in stainless steel, the flange is suited to demanding laboratory environments where mechanical stability and compatibility with high-vacuum hardware are required. Supplied as a single piece, it serves as a practical spare or configuration part for vacuum manifolds, chambers, and pump lines. This blank-off flange from manufacturer WELCH belongs to the accessory and spare-parts range for laboratory equipment and is specified for DN 200 CF geometry. It enables straightforward blanking of open CF ports during system build-up, maintenance, or reconfiguration without altering the fixed flange orientation. The component integrates into standard CF vacuum assemblies used across analytical, process, and research laboratories that rely on robust stainless-steel flange hardware for reliable sealing of unused openings.
This article is part of Other instruments & spare parts.
Key features
- Pack size: 1 pc
- Product type: Blank-off flange
- Design: Fixed
- Material: Stainless steel
- Nominal size: DN 200 CF
- Flange standard: CF
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Questions about Blank-Off Flange, Fixed, Stainless Steel, DN 200 CF
What is this article?
Blank-Off Flange, Fixed, Stainless Steel, DN 200 CF is the article on this page. Luminix Health distributes WELCH for laboratory use. It sits in Other instruments & spare parts, in Instruments de précision.
Some instruments do not sit cleanly in one measuring principle, and every instrument eventually needs a spare: a lamp, a fuse, a seal, a knob. The spare has to be the part for that model. A near match is a different part. Calibration of the instrument, once it measures, belongs with EURAMET, BELAC and the BIPM.
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The category is Other instruments & spare parts. The catalogue is Instruments de précision.
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Luminix Health distributes this article from the heart of Europe. Articles in stock ship within 2–5 business days. Standard delivery is free from €250 excl. VAT. Cold-chain goods and dangerous goods under ADR are never included in that free delivery. The terms are in the Shipping Policy. The full brand index is on shop by brand. Who we are is on about us.
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The seven catalogues are Labware, Lab chemicals, Lab instruments, Lab consumables, Chromatography equipment, Lab safety equipment and Life Science & Microbiology.

