Adapters & Fittings | Gas Equipment

Shop Hundreds Of Adaptors And Fittings At Airgas

Find any adaptors and fittings you need when connecting gases to your gas systems or equipment for your particular applications, including connecting sets, hose repair kits, washer sets, couplers, splicers, hose ferrules, and clamps. Airgas has you covered with components from the industry's leading manufacturers.

Airgas is a leading single-source supplier for all things gases, welding equipment, and supplies, and safety products. Find it with us, anytime, anywhere at Airgas.com.

Gas Fittings and Adapters

Airgas® 1/4" Female NPT X 1/8" Male NPT Stainless Steel Reducer

Airgas® 1/4" Female NPT X 1/8" Male NPT Stainless Steel Reducer

Western CGA-440 3/8" NPT Male 5/8" SAE Flair Brass 500 psig Tubing Connection Adapter

Western CGA-440 3/8" NPT Male 5/8" SAE Flair Brass 500 psig Tubing Connection Adapter

Western® CGA-540 1/4" NPT X 2" L Brass 3000 psig Nipple With Reverse Flow Check Valve

Western® CGA-540 1/4" NPT X 2" L Brass 3000 psig Nipple With Reverse Flow Check Valve

Western® 3/8" NPT Outlet X 1" - 11 1/2" NPS RH Inlet 3.125" L 3000 psig Manifold Union Adapter

Western® 3/8" NPT Outlet X 1" - 11 1/2" NPS RH Inlet 3.125" L 3000 psig Manifold Union Adapter

Western® 1/8" NPT Female Inlet X 1/4" NPT Female Outlet DISS1240 9/16" - 18 UNF Anodized Aluminum 200 psi Y Connector

Western® 1/8" NPT Female Inlet X 1/4" NPT Female Outlet DISS1240 9/16" - 18 UNF Anodized Aluminum 200 psi Y Connector

Western "B" X 9/16" - 18 RH Brass 200 psig Regulator To Hose Quick Disconnect Set With Check Valve

Western "B" X 9/16" - 18 RH Brass 200 psig Regulator To Hose Quick Disconnect Set With Check Valve

Western Halar Yoke Washer

Western Halar Yoke Washer

Miller® Brass LP Tee

Miller® Brass LP Tee

Victor® Inlet Washer, CGA320

Victor® Inlet Washer, CGA320

Airgas® 1/4" Male NPT X 1/4" TOD Stainless Steel Adapter

Airgas® 1/4" Male NPT X 1/4" TOD Stainless Steel Adapter

Western 9/16" - 18 Female X "B" 5/8" - 18 Female Brass 200 psig Arc Hose And Torch Adapter

Western 9/16" - 18 Female X "B" 5/8" - 18 Female Brass 200 psig Arc Hose And Torch Adapter

Miller® 3/8" Brass Hose Ferrule

Miller® 3/8" Brass Hose Ferrule

Western CGA346 0.830" - 14 NGO Internal Chrome Plated Brass 3000 psi Hand-Tight High Pressure Cylinder Connection Nut (Packaged)

Western CGA346 0.830" - 14 NGO Internal Chrome Plated Brass 3000 psi Hand-Tight High Pressure Cylinder Connection Nut (Packaged)

Airgas® 1/4" Compression X 1/4" Male Stainless Steel Elbow

Airgas® 1/4" Compression X 1/4" Male Stainless Steel Elbow

Western 1" - 11 1/2 NPS Female RH X 1 3/4" L Brass 3000 psig Manifold Union Nut

Western 1" - 11 1/2 NPS Female RH X 1 3/4" L Brass 3000 psig Manifold Union Nut

Airgas® 1/4" Male NPT X 1/4" Hose Stainless Steel Adapter

Airgas® 1/4" Male NPT X 1/4" Hose Stainless Steel Adapter

Miller® H1400 Series .042" Brass Flow Adapter

Miller® H1400 Series .042" Brass Flow Adapter

Western CGA-555 Female LH Brass 3000 psig Manifold Coupler Tee With Without Check Valve

Western CGA-555 Female LH Brass 3000 psig Manifold Coupler Tee With Without Check Valve

Airgas® 1/8" Male NPT X 1/4" TOD Compression Stainless Steel Adapter

Airgas® 1/8" Male NPT X 1/4" TOD Compression Stainless Steel Adapter

Miller® CGA-330 Stainless Steel Nut

Miller® CGA-330 Stainless Steel Nut