Description
BOLA replacement inner parts for GL 14 fittings with 0,8 mm (1/32") hose outer diameter provide precision sealing and clamping elements for fine laboratory tubing. The set consists of a clamping ring in ETFE, a sealing wedge and sealing plate of PTFE, plus an additional O-ring in FKM for hose outer diameters below 3 mm; the O-ring does not contact the flow medium. Only PTFE touches the process fluid, ensuring very good chemical resistance in solvent, acid and reagent handling. These spare parts from manufacturer Bohlender renew the internal sealing function of BOLA screw fittings used in micro-scale fluidics, sampling lines and analytical setups. They are dimensioned for 0,8 mm hose outer diameter and GL 14 thread, restoring secure grip and leak integrity without full fitting replacement. Pack size is 1 piece with a net weight of 0,004 kg. Laboratories maintaining PTFE-compatible GL connections can keep flow paths chemically inert while replacing only the worn inner components of their BOLA assemblies.
This article is part of Hose connectors, adapters & fittings, in Tubing, hoses & fittings.
Key features
- Pack size: 1 pc
- Material: Polytetrafluoroethylene (PTFE)
- Thread: GL 14
- Hose outer diameter: 0,8 mm (1/32")
- Components: ETFE clamping ring, PTFE seals, FKM O-ring
- Medium contact: PTFE only
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Questions about BOLA Replacement Inner Parts, GL 14 Ø 0,8 mm PTFE/PVDF, with O-ring
What is this article?
BOLA Replacement Inner Parts, GL 14 Ø 0,8 mm PTFE/PVDF, with O-ring is the article on this page. Luminix Health distributes Bohlender for laboratory use. It sits in Hose connectors, adapters & fittings, inside Tubing, hoses & fittings, in Labware.
A hose connector or adapter joins two lines, or steps one bore down to another. The barb diameter has to match the tube, and the thread has to match the stopcock or the bottle. Most leaks are a mismatch here, not a hole in the tube.
Tubing is how a liquid or a gas moves between two vessels without being poured. Silicone stays flexible and survives repeated autoclaving. PTFE resists almost every solvent and is stiff. PVC is the ordinary flexible line for water and for mild aqueous work. The fitting, not the tube, is what usually leaks: the barb, the thread and the stopcock have to match the tube bore. Glass and plastic apparatus around these lines is indexed under ISO laboratory ware.
Which category should I open next?
The category is Tubing, hoses & fittings. The sub-category is Hose connectors, adapters & fittings. The catalogue is Labware.
Shelves beside this one are PVC, PTFE & other tubing, Stopcocks & valves, Silicone tubing and Tubing 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.

