Beschreibung
Rubber sleeve 49 mm is a laboratory sealing accessory for filter crucibles of 50 ml capacity, specified with an outer diameter of 49 mm. This Gummimanschette functions as a nutsche seal and filter crucible sleeve in standard filtration assemblies. The component is supplied in a pack size of 1 pc and shows a net weight of 0,009 kg together with a matching gross weight of 0,009 kg. Produced by manufacturer Witeg, the sleeve originates from Germany in the Baden-Württemberg region. It belongs to the product group of rubber sleeves, gummi manschetten and nutsche seals used with laboratory filter crucibles. The stated outer diameter of 49 mm matches the requirements for 50 ml filter crucibles, allowing correct seating during filtration work. Laboratories handling filter crucibles can integrate the sleeve directly into existing nutsche or crucible filtration setups. The item provides the dimensional interface defined for 50 ml filter crucibles without further modification. Overall the rubber sleeve supports routine laboratory filtration tasks that rely on a properly sized sealing manschette for 50 ml crucibles.
This article is part of Disposable coveralls & gowns, in Protective clothing & workwear.
Key features
- Pack size: 1 pc
- Product type: Rubber sleeve
- Outer diameter: 49 mm
- Suitable for: 50 ml filter crucibles
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Questions about Rubber sleeve for crucibles, 50 ml o.d.
What is this article?
Rubber sleeve for crucibles, 50 ml o.d. is the article on this page. Luminix Health distributes Witeg for laboratory use. It sits in Disposable coveralls & gowns, inside Protective clothing & workwear, in Sicherheit.
A coverall or a gown covers more of the body than a coat. The type rating, where one is claimed, describes the kind of hazard the fabric was tested against. A visitor's thin gown and a chemical protective coverall are different products. Seams and the hood are part of the rating.
Workwear is the layer between the person and the room. A lab coat is the ordinary coat. A coverall is what is worn when the coat does not cover enough. Cleanroom garments are about the particles the person sheds, not only about the splash. Radiation and hearing protection are specific physical hazards with their own ratings. The rating, not the colour, is the specification. Equipment placed on the EU market follows the PPE Regulation. Practice is at EU-OSHA on dangerous substances.
Which category should I open next?
The category is Protective clothing & workwear. The sub-category is Disposable coveralls & gowns. The catalogue is Sicherheit.
Shelves beside this one are Lab coats, Safety footwear, Skin protection & hand hygiene, Protective clothing (other), Workwear & uniforms, Radiation protection, Hearing protection and Cleanroom garments & 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.
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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.
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.

