Description
Joint clamps NS 24/29 are stainless V2A steel spring clamps for holding conical ground-glass joints securely in laboratory glassware. Built as joint springs, they cover conical joints in the NS 24/29 to NS 24/40 range and maintain firm contact between mating taper surfaces during assembly of larger flasks, condensers and adapters. Corrosion-resistant V2A steel provides a robust yet practical clamp for repeated laboratory use. Delivered in a pack of 10 pieces from manufacturer Witeg, each clamp has a net weight of 0,005 kg and a gross weight of 0,005 kg, keeping the set manageable for storage and distribution. These wire clamps give a simple mechanical solution for keeping standardised NS joints closed without auxiliary fasteners. The spring design allows rapid attachment and release, which supports flexible reconfiguration of glass apparatus on the bench. Suitable for teaching, research and preparative laboratories that work with larger conical joint sizes, the clamps combine straightforward handling with durable stainless construction for everyday glassware connections.
This article is part of Distillation heads, adapters & columns, in Distillation & extraction glassware.
Key features
- Pack size: 10 pc(s)
- Product type: Joint spring clamps
- Material: Stainless V2A steel
- Joint size range: NS 24/29–24/40
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Questions about Clips for joints ST 24/29
What is this article?
Clips for joints ST 24/29 is the article on this page. Luminix Health distributes Witeg for laboratory use. It sits in Clamps & bossheads, inside Stands, clamps & racks, in Labware.
A bosshead grips the rod. A clamp grips the flask or the condenser, usually through two jaws with cork or vinyl faces. Three-finger and two-finger clamps hold different shapes. The jaw opening is the specification.
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 Clamps & bossheads. The catalogue is Labware.
Shelves beside this one are Test tube racks, Stands, rods & bases and Stand & rack accessories.
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.

