Is the QC-LOKÂ® quick connector socket cap, with cord, type QC4, QC6 rated for pressure service or only for contamination protection?

The QC-LOKÂ® quick connector socket cap, with cord, type QC4, QC6 is not rated for pressure service. According to the description, the blind plug is not designed to withstand pressure; its purpose is solely to protect plugs and sockets from contamination and damage when the quick coupling is disconnected. It provides environmental protection only, not pressure sealing.

Does the QC-LOKÂ® quick connector socket cap, with cord, type QC4, QC6 provide sealing against fluids or only prevents dirt and damage?

The QC-LOKÂ® quick connector socket cap, with cord, type QC4, QC6 does not provide pressure sealing against fluids. According to the description, the blind plug is not designed to withstand pressure; its purpose is to protect plugs and sockets from contamination and damage when disconnected. It prevents dirt and mechanical damage but should not be relied upon as a fluid-tight or pressure-retaining seal.

Can the QC-LOKÂ® quick connector socket cap, with cord, type QC4, QC6 be used for pressurized systems?

No. The QC-LOKÂ® quick connector socket cap, with cord, type QC4, QC6 is a blind plug designed only to protect plugs and sockets from contamination and damage when the quick coupling is disconnected. It is not designed or rated to withstand pressure and therefore must not be used in pressurized systems. Use a purpose-built, pressure-rated cap or a qualified pressure isolation device for any pressurized application.

QC-LOK® quick connector socket cap, with cord, type QC4, QC6

All products, Precision threaded fasteners/

Additional information

Material	SS – stainless steel

Blind plug for QC4 and QC6 quick coupling socket compliant with Standard Instrumentation, with a tether. The blind plug is not designed to withstand pressure. It protects plugs and sockets from contamination and damage when the quick coupling is disconnected. Size: 1/4″, 3/8″. Material: AISI 316 steel. 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-QC4-BP-SS	QC4 socket blind plug, SS	-	-	In stock	0 zł		Enquiry
HM-QC6-BP-SS	QC6 socket blind plug, SS	-	-	In stock	0 zł		Enquiry

Do you need a larger quantity of products or a bespoke quote?

Call us: +48 61 653 02 22 or email us: tubes@tubes-international.com

SEND ENQUIRY

Blind plug for QC4 and QC6 quick coupling socket compliant with Standard Instrumentation, with a tether. The blind plug is not designed to withstand pressure. It protects plugs and sockets from contamination and damage when the quick coupling is disconnected. Size: 1/4″, 3/8″. Material: AISI 316 steel. Operating temperature: from -26°C to +204°C.