Western Enterprises QDB105 Male Plug & QDB101 Female Socket Quick Connect Hose-to-Hose Set with Check Valve - Oxygen/Inert Gas

Western Enterprises QDB105/QDB101 Quick Connect set provides fast, gas-tight hose-to-hose connections for oxygen and inert gas applications. These brass quick connects feature integral reverse flow check valves and spring-loaded locking mechanisms for reliable performance in demanding welding environments.

Built for durability with brass construction tested over 10,000 operations, these quick connects deliver secure connections with fingertip operation. The non-interchangeable design and color-coding prevent accidental gas mixing, while instant closure check valves provide total shutoff at only 10 oz. of back pressure.

• QDB105 Male Plug — 9/16" - 18 RH thread
• QDB101 Female Socket — 9/16" - 18 RH thread
• Material: Brass construction for long service life
• Operating Pressure: 200 PSIG maximum
• Flow Rate: Exceeds CGA specifications at 1100 SCFH at 125 PSIG inlet pressure
• Check Valves: Integral reverse flow protection with instant closure
• Connection: Double seal socket for added safety
• Certification: UL Listed
• Gas Service: Oxygen/Inert Gas applications

Compatible Quick Connect Components

• QDB100 — Male Plug for Torch-to-Hose
• QDB200 — Male Plug for Fuel Gas Torch-to-Hose
• QDB106 — Female Socket for Regulator-to-Hose
• QDB201 — Female Socket for Fuel Gas Applications
• QDB205 — Male Plug for Fuel Gas Hose-to-Hose
• QDB206 — Female Socket for Fuel Gas Regulator
• QDB300 — Male Plug for Inert Gas 5/8" - 18 RH
• QDB301 — Female Socket for Inert Gas 5/8" - 18 RH
• QDB550 — KwikLok Female Socket for Oxygen
• QDB551 — KwikLok Female Socket for Fuel Gas

Compatible with all B-size welding and cutting equipment using standard 9/16" - 18 RH threads. Ideal for professional welding shops requiring reliable, fast-connecting hose assemblies for oxygen and inert gas distribution systems.