Is the QC-LOKÂ® quick-connect socket with tube connection, stainless steel, type QC6 compatible with other manufacturers' Instrumentation Standard quick couplings?

Yes. The QC-LOKÂ® quick-connect socket with tube connection, stainless steel, type QC6 is compliant with the Instrumentation Standard and is explicitly described as interchangeable with Instrumentation Standard quick couplings from other manufacturers. It features a LET-LOKÂ® connection, is made of AISI 316 stainless steel, uses Viton sealing, is factory-tested at 68 bar for leakage, has a working pressure of 103 bar, and an operating temperature range of â26Â°C to +204Â°C.making it compatible with other manufacturersâ Instrumentation Standard quick couplings.

Does the QC-LOKÂ® quick-connect socket with tube connection, stainless steel, type QC6 require special maintenance or lubrication?

No special maintenance or lubrication is required for the QC-LOKÂ® quick-connect socket with tube connection, stainless steel, type QC6 under normal use. It is made of AISI 316, uses Viton seals, and is factory-tested to 68 bar (working pressure 103 bar) and suitable for â26Â°C to +204Â°C. Routine inspection is recommended: check seals for wear or damage, ensure cleanliness of mating surfaces, and replace Viton seals if degraded. Avoid incompatible lubricants or aggressive chemicals that can damage Viton or stainless steel. Follow site-specific procedures and manufacturerâs recommendations for servicing intervals and seal replacement.

Can the QC-LOKÂ® quick-connect socket with tube connection, stainless steel, type QC6 be used with aggressive gases or corrosive media?

QC-LOKÂ® quick-connect socket with tube connection, stainless steel, type QC6 can be used with many aggressive gases and corrosive media, but suitability depends on the specific chemical compatibility of AISI 316 stainless steel and Viton seals with the media in question. - Body material: AISI 316 stainless steel offers good general corrosion resistance, including many acids, alkalis and organic solvents, and is commonly acceptable for many aggressive gases. However, it is not immune to all corrosive agents (e.g., strong chlorides at elevated temperatures, some halogenated compounds, strong reducing acids, or hydrofluoric acid can cause attack). - Seals: Viton (FKM) provides excellent resistance to many fuels, oils, solvents and aggressive chemicals and operates from â26Â°C to +204Â°C as specified. Still, Viton is not compatible with certain chemicals (e.g., concentrated amines, ketones like acetone in prolonged contact, some esters, hot strong acids or bases, and some hot perchlorates). - Pressure/temperature: Working pressure up to 103 bar and tested to 68 bar; the operating temperature range is â26Â°C to +204Â°C. Chemical compatibility must be checked within these pressure/temperature conditions. Recommendation: For a definitive yes/no, verify the specific gas or corrosive media against AISI 316 and Viton compatibility charts and consider concentration, temperature, pressure and exposure duration. For highly aggressive or critical applications, consult the manufacturer or materials engineer and consider alternative materials (e.g., higher-alloy steels, Hastelloy, PTFE seals) if incompatibility is found.

QC-LOK® quick-connect socket with tube connection, stainless steel, type QC6

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Additional information

Material	SS – stainless steel

Quick coupling socket QC6 compliant with Instrumentation Standard with valve, featuring LET-LOK® connection. QC6 is a high-quality quick coupling used in aviation, gas industry, medical, pharmaceutical, and laboratories. All quick couplings are factory tested at a pressure of 68 bar to check for leakage. Interchangeable with Instrumentation standard quick couplings from other manufacturers. Material: AISI 316 steel. Working pressure: 103 bar. Sealing: viton. Operating temperature: from -26°C to +204°C.

List of product variants

Article number	Product variant name	DN	BAR	Availability	Price	Quantity	Actions	Catalogue
HM-QC6-B-LC-06-SS	QC6 quick coupling socket, LET-LOK 3/8", SS	-	103	In stock	0 zł		Enquiry
HM-QC6-B-LM-10-SS	QC6 quick connector socket, LET-LOK 10 mm, SS	-	103	In stock	0 zł		Enquiry

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Quick coupling socket QC6 compliant with Instrumentation Standard with valve, featuring LET-LOK® connection. QC6 is a high-quality quick coupling used in aviation, gas industry, medical, pharmaceutical, and laboratories. All quick couplings are factory tested at a pressure of 68 bar to check for leakage. Interchangeable with Instrumentation standard quick couplings from other manufacturers. Material: AISI 316 steel. Working pressure: 103 bar. Sealing: viton. Operating temperature: from -26°C to +204°C.