Description
Cone FCH-V NS29/32 is a precision ground joint cone intended for high-vacuum laboratory glassware assemblies. Belonging to the PRECISO series, this male NS 29/32 joint is specified as FCH-V for high-vacuum service and offers clearly defined geometry: outer diameter 26 mm, length 140 mm and wall thickness 2,0 mm. These dimensions support a stable, accurately ground interface when mated with matching sockets in distillation, reaction or vacuum manifold setups. The component is supplied as a single piece with a net weight of 0,05 kg, simplifying inventory and apparatus construction. In routine laboratory work, NS 29/32 cones form the male half of standard ground joints used on Schlenk lines, condensers and custom glass systems where leak integrity under reduced pressure is essential. From manufacturer Witeg, the FCH-V cone reflects controlled grinding and consistent wall thickness along the joint taper. Researchers and technicians select this size for medium-scale apparatus that must withstand repeated assembly and disassembly while maintaining vacuum performance. The PRECISO designation emphasises dimensional reliability for everyday high-vacuum applications in research and analytical laboratories.
This article belongs on Stand & rack accessories, in Stands, clamps & racks.
Key features
- Pack size: 1 pc
- Joint size: NS 29/32
- Outer diameter: 26 mm
- Length: 140 mm
- Wall thickness: 2,0 mm
- Type: FCH-V high vacuum
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Questions about Cone FCH-V ST 29/32
What is this article?
Cone FCH-V ST 29/32 is the article on this page. Luminix Health distributes Witeg for laboratory use. It sits in Stand & rack accessories, inside Stands, clamps & racks, in Matériel de laboratoire.
These are the extra rods, connectors, feet and labels that extend a stand or a rack. A right-angle connector is how a second rod leaves the first. The diameter has to match the rod already on the bench.
A stand, a clamp and a rack hold something still so the hands can do the work. A bosshead locks a clamp to a rod. A test-tube rack keeps tubes upright and in an order the operator can read back. The failure is almost always mechanical: the clamp slips, or the rack does not match the tube diameter. The glass they support is indexed under ISO laboratory glassware.
Which category should I open next?
The category is Stands, clamps & racks. The sub-category is Stand & rack accessories. The catalogue is Matériel de laboratoire.
Shelves beside this one are Test tube racks, Stands, rods & bases and Clamps & bossheads.
What should I check before I order?
When this page shows a safety data sheet, use that manufacturer file. Hazard text does not belong in the sales description. For a pack size, a grade or a certificate that is not on the page, send a quote request or contact the team.
How does ordering and shipping work?
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.
Which other categories should I open?
The seven catalogues are Labware, Lab chemicals, Lab instruments, Lab consumables, Chromatography equipment, Lab safety equipment and Life Science & Microbiology.

