Description
Replacement screw cap 1 1/2 inch, stainless steel is a spare closure for safety containers and related laboratory vessels that use a matching 1 1/2 inch thread. Manufactured in stainless steel with seals made of PTFE, it restores a secure seal on bottles, tins, canisters and safety container systems when the original cap is worn or missing. The PTFE sealing elements support reliable contact at the closure interface during storage and transport within the laboratory. Supplied as 1 pc with a weight of 0,180 kg, this replacement part keeps inventory simple for labs that standardise on 1 1/2 inch metal fittings. It is intended for routine maintenance of container fleets rather than as a primary process tool, helping maintain consistent closure integrity across multiple vessels. This accessory from manufacturer Rötzmeier fits laboratory environments focused on durable, reusable safety containers. Technicians can swap the cap quickly to return a vessel to service without changing the broader handling setup. The stainless steel body and PTFE seals together provide a robust spare for everyday labware management involving liquid storage and transfer.
This article is part of Screw caps & closures, in Stoppers, caps & closures.
Key features
- Pack size: 1 pc
- Product type: Replacement screw cap
- Connection size: 1 1/2 inch
- Material: Stainless steel
- Seals: PTFE
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Questions about replacem. screwcap 1 1/2 inch, st. steel, seals made of PTFE, 1 unit(s)
What is this article?
replacem. screwcap 1 1/2 inch, st. steel, seals made of PTFE, 1 unit(s) is the article on this page. Luminix Health distributes Rötzmeier for laboratory use. It sits in Screw caps & closures, inside Stoppers, caps & closures, in Labware.
A screw cap has a thread and a liner. The thread has to match the bottle. The liner has to survive the liquid: a pulp liner fails in a solvent that a PTFE-faced liner ignores. The colour of the cap is not the specification.
A closure is the part that decides whether a bottle stays shut and whether the contents attack the seal. A ground-glass stopper matches a ground neck. A screw cap needs the right thread and a liner that survives the liquid. Rubber and silicone stoppers push into a mouth. The liner, not the colour of the cap, is the chemical choice. The vessels they close are indexed under ISO laboratory glassware.
Which category should I open next?
The category is Stoppers, caps & closures. The sub-category is Screw caps & closures. The catalogue is Labware.
Shelves beside this one are Rubber & silicone stoppers, Ground-joint glass stoppers, Lids & seals and Closures (other).
What should I check before I order?
The technical information on this page is the manufacturer's sheet. Read that, not a rewritten specification.
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.

