Adapters & Fittings | Gas Equipment | Airgas

We use cookies to improve your browsing experience and help us improve our websites. By continuing to use our website, you agree to our use of such cookies. Agree Learn more

Need an Account? Register or Login

Find A Branch
Customer Service
SDS Search

Switch Account
Dashboard

Need an Account? Register or Login

Find A Branch
Customer Service
SDS Search

×

Products

Home/
Category Page/
Gas Equipment/
Support and Maintenance/
Gas Fittings and Adapters

Results For:
By Category
Gas Fittings and Adapters

Narrow Results:

{$title}

{$label}

Everyday Store Stock
Choose a refinement:

Yes (1)

By Manufacturer
Choose a refinement:

Airgas (53)

Western Enterprises (407)

RADNOR™ (100)

Victor Equipment (36)

Miller Electric Manufacturing (27)

Honeywell Safety Products USA Inc (14)

Harris Calorific (9)

Koike Aronson Inc (1)

Lincoln Electric Co (1)

Product Type
Choose a refinement:

Quick Connect (36)

Hose Adapter (30)

Hose Nipple (29)

Adapter (27)

Nut (23)

Hose Ferrule (20)

Coupler Tee (19)

Nipple (19)

Pipe Nipple (16)

Body Adapter (14)

Hex Nut (13)

Quick Connect Adapter (13)

Repair Kit (13)

Regulator Inlet Nipple (12)

Hose Nut (10)

Hose Repair Kit (10)

Quick Disconnect Set (10)

Bushing (9)

Cylinder Adapter (9)

Swivel (9)

Pipe Tee (8)

Hose Coupler (7)

Outlet Adapter (7)

Y Connector (7)

Coupler Kit (6)

Hose Splicer (6)

Quick Disconnect Female Socket (6)

Adaptor (5)

Cartridge Valve (5)

Check Valve (5)

Hose Connector (5)

Hose Ferrule Set (5)

Pipe Elbow (5)

Quick Connect Coupler (5)

Quick Connect Set (5)

Quick Disconnect Male Plug (5)

Regulator Nut (5)

Union Adapter (5)

Y Connection (5)

Hose Nut/Nipple (4)

Quick Connect Y-Coupler (4)

Chain And Plug Assembly (3)

Female Coupler (3)

Flow Adapter (3)

Hose Coupler Set (3)

Hose Splicer Set (3)

Male Plug (3)

Pipe Street Elbow (3)

Regulator Inlet Nut (3)

Crimping Tool (2)

Elbow (2)

Hose Adaptor (2)

Hose Bushing Set (2)

Hose Clamp Set (2)

Hose Nipple Set (2)

Hose Nut Set (2)

Hose Y Connector (2)

Inert Arc Nipple (2)

Inert Arc Nuts (2)

Nipple And Nut (2)

Pipe Away Adapter (2)

Pipe Cross (2)

Pipe Extension (2)

Pipe Plug (2)

Pipe Thread Connector (2)

Regulator Nipple (2)

Regulator Outlet Bushing (2)

Relief Valve (2)

Street Elbow (2)

Surge Protectors (2)

Tubing Connection Adapter (2)

Washer (2)

Y Hose Coupler (2)

Adapter Kit (1)

Arc Hose And Torch Adapter (1)

Bracket (1)

Connection Inlet (1)

Coupling Set (1)

Cylinder Plug (1)

Dual Light Assembly Repair Kit (1)

Dust Cap (1)

Fitting (1)

Header Bracket (1)

Hose Barb (1)

Hose Bushings (1)

Hose Ferrules (1)

Hose Inlet (1)

Hose Kit (1)

Inert Arc Adapter (1)

Inert Arc Hose & Torch Adapter (1)

Inert Arc Hose Coupler (1)

Inlet Nipple (1)

Inlet Nipple Assembly (1)

Inlet Washer (1)

Kwik-Connect™ Assembly (1)

Male Coupler (1)

Orifice Adapter (1)

Pigtail (1)

Pipe Branch Tee (1)

Pipe Coupler (1)

Size Description
Choose a refinement:

3/4" - 16 UNF (45)

1/4" NPT Male (31)

DISS1240 (29)

9/16" - 18 UNF (24)

1/8" NPT Male (23)

CGA-540 (19)

CGA-320 (13)

1/4" (12)

CGA-580 (11)

DISS 1120 - A (10)

1/8" NPT Female (9)

7/8" (8)

9/16" - 18 UNF B" (8)

CGA-510 (7)

DISS 1080 - A (7)

DISS 1160 - A (7)

DISS Male (7)

1/4" NPT Female (6)

1/4" NPT Male X 3" L (6)

CGA-346 (6)

CGA-347 (6)

1/4" Female (5)

1/4" NPT (5)

1/4" NPT Male X 2 1/2" L (5)

1/4" NPTM (5)

CGA-350 (5)

CGA-680 (5)

1/4" ID (4)

1/4" Male (4)

1/4" NPT Female X 1/4" NPT Male (4)

1/4" NPT Male" (4)

3/16" (4)

9/16" - 18 UNF B LH (4)

CGA-702 (4)

DISS (4)

DISS 1040 - A (4)

DISS 1220 (4)

.562" ID" (3)

.593" ID" (3)

1/4" NPT Female Inlet X Male Outlet (3)

1/4" NPT Male X 2" L (3)

1/8" NPT Female X 1/8" NPT Male (3)

2 1/2" L (3)

3/4" NPT Female (3)

3/8" (3)

5/8" - 18 RH (3)

9/16" - 18 B RH (3)

9/16" - 18 UNF B RH (3)

B X 9/16" - 18 LH (3)

B X 9/16" - 18 RH (3)

CGA-510 X CGA-300 (3)

CGA-695 (3)

CGA-703 (3)

DISS 2220 (3)

DISS Male X Female (3)

DISS Nut X Nipple (3)

DISS1040A (3)

DISS1220 (3)

Female (3)

Female RH (3)

Handtight Nut X Nipple (3)

Male RH (3)

.525" ID" (2)

.625" ID" (2)

.908" - 14 Female RH (2)

1/4" - 1/4" ID" (2)

1/4" B ID" (2)

1/4" Hose Barb X Female (2)

1/4" Hose Barb X Male (2)

1/4" NPT Female" (2)

1/4" NPT Male X 1/4" NPT Female X 1/4" NPT Female (2)

1/4" NPT Male X Female (2)

2 3/4" (2)

2.187" L (2)

3/16" Tapered X 3/8" (2)

5/8" - 18 UNF (2)

5/8" - 18 UNF B RH (2)

7/8" - 14 UNF (2)

9/16" - 18 B LH (2)

9/16" - 18 B" (2)

9/16" - 18 RH Female (2)

90° (2)

B (2)

B Male LH X 1/4" NPT Male (2)

B Oxygen RH Male (2)

CGA-025 (2)

CGA-330 (2)

CGA-510/580/590 (2)

CGA-590 (2)

CGA-660 (2)

DISS 1240 (2)

DISS Handtight Nut X Nipple (2)

Female LH (2)

Male LH (2)

.026" (1)

.032" (1)

.042" (1)

.41" ID X 1/2" L (1)

.450" ID" (1)

.478" ID X 11/16" L (1)

Gas
Choose a refinement:

Oxygen (150)

Fuel Gas (41)

Nitrogen (35)

Medical Air (30)

Acetylene (26)

Carbon Dioxide (26)

Air (25)

Inert Gases (19)

Nitrous Oxide (19)

Helium (17)

Fuel Gases (15)

Inert Gas (15)

Argon (14)

Hydrogen (9)

POL Acetylene (8)

Carbon Dioxide-Oxygen Mixtures (CO2 >7%) (7)

Propane (5)

Suction (5)

Industrial Air (4)

B Tank Acetylene (3)

Flammable (3)

Inert (3)

Medical Mixtures (3)

Methane (3)

Water (3)

Commercial Acetylene (2)

Evacuation (2)

MC Acetylene (2)

Manifold Oxygen (2)

Medical Breathing Mixtures (2)

Natural Gas (2)

Special Mixtures (2)

All Gases (1)

British Oxygen & Inert Gas (1)

Corrosive (1)

Dry (1)

Fuel (1)

Helium-Nitrogen Mixtures (1)

Helium-Oxygen Mixtures (Helium > 80%) (1)

Industrial Mixture (Oxygen) (1)

LP (1)

LPG (1)

Medical (1)

Medical Oxygen (1)

Mixture (1)

Natural (1)

Non-Corrosive (1)

Non-Flammable Mixtures (1)

Oxygen-Carbon Dioxide Mixtures (Carbon Dioxide < 7%) (1)

Refrigerant (1)

Station Oxygen (1)

Material
Choose a refinement:

Brass (346)

Stainless Steel (27)

Chrome Plated Brass (18)

Nickel Plated Brass (5)

PTFE (4)

Steel (4)

Plastic (3)

Anodized Aluminum (2)

Fiber (2)

Nickel-Plated (2)

316 Stainless Steel (1)

Brass Alloy 360 (1)

Chrome Plated (1)

Rubber (1)

Compare Products Up to 4

Gas Fittings and Adapters

Sort by:

RAD64003901

RADNOR™ 8 9/16" - 18 UNF B LH Brass Acetylene/Fuel Gas Hose Nut

RADNOR™ 8 9/16" - 18 UNF B LH Brass Acetylene/Fuel Gas Hose Nut

Show Full Description Hide Full Description

Compare

RADNOR™ 8 9/16" - 18 UNF B LH Brass Acetylene/Fuel Gas Hose Nut

RADNOR™ 8 9/16" - 18 UNF B LH Brass Acetylene/Fuel Gas Hose Nut

RADNOR™ 8 9/16" - 18 UNF B LH Brass Acetylene/Fuel Gas Hose Nut

Show Full Description Hide Full Description

Airgas Part #:RAD64003901

Change Package Size

Y99TP4A330-AG

Airgas® Stainless Steel Analytical Tee-Purge Assembly, CGA-330

Airgas® Stainless Steel Analytical Tee-Purge Assembly, CGA-330

Show Full Description Hide Full Description

Compare

Airgas® Stainless Steel Analytical Tee-Purge Assembly, CGA-330

Airgas® Stainless Steel Analytical Tee-Purge Assembly, CGA-330

Airgas® Stainless Steel Analytical Tee-Purge Assembly, CGA-330

Show Full Description Hide Full Description

Airgas Part #:Y99TP4A330-AG

WES665

Western PTFE Material Washer

Western PTFE Material Washer

Show Full Description Hide Full Description

Compare

Western PTFE Material Washer

Western PTFE Material Washer

Western PTFE Material Washer

Show Full Description Hide Full Description

Airgas Part #:WES665

Change Package Size

RAD64003956

RADNOR™ WD-806 CGA-320 X CGA-580 Brass Carbon Dioxide/Argon/Helium/Nitrogen Cylinder Adapter

RADNOR™ WD-806 CGA-320 X CGA-580 Brass Carbon Dioxide/Argon/Helium/Nitrogen Cylinder Adapter

Show Full Description Hide Full Description

Compare

RADNOR™ WD-806 CGA-320 X CGA-580 Brass Carbon Dioxide/Argon/Helium/Nitrogen Cylinder Adapter

RADNOR™ WD-806 CGA-320 X CGA-580 Brass Carbon Dioxide/Argon/Helium/Nitrogen Cylinder Adapter

RADNOR™ WD-806 CGA-320 X CGA-580 Brass Carbon Dioxide/Argon/Helium/Nitrogen Cylinder Adapter

Show Full Description Hide Full Description

Airgas Part #:RAD64003956

Change Package Size

Y99TP1A580-AG

Airgas® Brass Analytical Tee-Purge Assembly, CGA-580

Airgas® Brass Analytical Tee-Purge Assembly, CGA-580

Show Full Description Hide Full Description

Compare

Airgas® Brass Analytical Tee-Purge Assembly, CGA-580

Airgas® Brass Analytical Tee-Purge Assembly, CGA-580

Airgas® Brass Analytical Tee-Purge Assembly, CGA-580

Show Full Description Hide Full Description

Airgas Part #:Y99TP1A580-AG

RAD64003950

RADNOR™ WD-51 CGA-510 X CGA-300 Brass POL Acetylene/Commercial Acetylene Cylinder Adapter

RADNOR™ WD-51 CGA-510 X CGA-300 Brass POL Acetylene/Commercial Acetylene Cylinder Adapter

Show Full Description Hide Full Description

Compare

RADNOR™ WD-51 CGA-510 X CGA-300 Brass POL Acetylene/Commercial Acetylene Cylinder Adapter

RADNOR™ WD-51 CGA-510 X CGA-300 Brass POL Acetylene/Commercial Acetylene Cylinder Adapter

RADNOR™ WD-51 CGA-510 X CGA-300 Brass POL Acetylene/Commercial Acetylene Cylinder Adapter

Show Full Description Hide Full Description

Airgas Part #:RAD64003950

Change Package Size

RAD64003987

RADNOR™ WD2117 9/16" - 18 B - 1/4" ID" Brass Fuel Gas/Oxygen Hose Nipple Set

RADNOR™ WD2117 9/16" - 18 B - 1/4" ID" Brass Fuel Gas/Oxygen Hose Nipple Set

Show Full Description Hide Full Description

Compare

RADNOR™ WD2117 9/16" - 18 B - 1/4" ID" Brass Fuel Gas/Oxygen Hose Nipple Set

RADNOR™ WD2117 9/16" - 18 B - 1/4" ID" Brass Fuel Gas/Oxygen Hose Nipple Set

RADNOR™ WD2117 9/16" - 18 B - 1/4" ID" Brass Fuel Gas/Oxygen Hose Nipple Set

Show Full Description Hide Full Description

Airgas Part #:RAD64003987

RAD64003951

RADNOR™ WD-61 CGA-300 X CGA-510 Brass POL Acetylene/Commercial Acetylene Cylinder Adapter

RADNOR™ WD-61 CGA-300 X CGA-510 Brass POL Acetylene/Commercial Acetylene Cylinder Adapter

Show Full Description Hide Full Description

Compare

RADNOR™ WD-61 CGA-300 X CGA-510 Brass POL Acetylene/Commercial Acetylene Cylinder Adapter

RADNOR™ WD-61 CGA-300 X CGA-510 Brass POL Acetylene/Commercial Acetylene Cylinder Adapter

RADNOR™ WD-61 CGA-300 X CGA-510 Brass POL Acetylene/Commercial Acetylene Cylinder Adapter

Show Full Description Hide Full Description

Airgas Part #:RAD64003951

Change Package Size

RAD64003972

RADNOR™ MTT-2K 1/2" X 520" PTFE Tape

RADNOR™ MTT-2K 1/2" X 520" PTFE Tape

Show Full Description Hide Full Description

Compare

RADNOR™ MTT-2K 1/2" X 520" PTFE Tape

RADNOR™ MTT-2K 1/2" X 520" PTFE Tape

RADNOR™ MTT-2K 1/2" X 520" PTFE Tape

Show Full Description Hide Full Description

Airgas Part #:RAD64003972

Y99TP1A350-AG

Airgas® Brass Analytical Tee-Purge Assembly, CGA-350

Airgas® Brass Analytical Tee-Purge Assembly, CGA-350

Show Full Description Hide Full Description

Compare

Airgas® Brass Analytical Tee-Purge Assembly, CGA-350

Airgas® Brass Analytical Tee-Purge Assembly, CGA-350

Airgas® Brass Analytical Tee-Purge Assembly, CGA-350

Show Full Description Hide Full Description

Airgas Part #:Y99TP1A350-AG

RAD64003953

RADNOR™ 315 CGA-510 X CGA-520 Brass POL Acetylene/B Tank Acetylene Cylinder Adapter

RADNOR™ 315 CGA-510 X CGA-520 Brass POL Acetylene/B Tank Acetylene Cylinder Adapter

Show Full Description Hide Full Description

Compare

RADNOR™ 315 CGA-510 X CGA-520 Brass POL Acetylene/B Tank Acetylene Cylinder Adapter

RADNOR™ 315 CGA-510 X CGA-520 Brass POL Acetylene/B Tank Acetylene Cylinder Adapter

RADNOR™ 315 CGA-510 X CGA-520 Brass POL Acetylene/B Tank Acetylene Cylinder Adapter

Show Full Description Hide Full Description

Airgas Part #:RAD64003953

Change Package Size

RAD64003908

RADNOR™ 31 9/16" - 18 UNF B LH Brass Fuel Gas Hose Coupler

RADNOR™ 31 9/16" - 18 UNF B LH Brass Fuel Gas Hose Coupler

Show Full Description Hide Full Description

Compare

RADNOR™ 31 9/16" - 18 UNF B LH Brass Fuel Gas Hose Coupler

RADNOR™ 31 9/16" - 18 UNF B LH Brass Fuel Gas Hose Coupler

RADNOR™ 31 9/16" - 18 UNF B LH Brass Fuel Gas Hose Coupler

Show Full Description Hide Full Description

Airgas Part #:RAD64003908

Change Package Size

Y9926422-AG

Airgas® 1/4" Female NPT X 1/8" Stainless Steel Pipe To Tubing Adapter

Airgas® 1/4" Female NPT X 1/8" Stainless Steel Pipe To Tubing Adapter

Show Full Description Hide Full Description

Compare

Airgas® 1/4" Female NPT X 1/8" Stainless Steel Pipe To Tubing Adapter

Airgas® 1/4" Female NPT X 1/8" Stainless Steel Pipe To Tubing Adapter

Airgas® 1/4" Female NPT X 1/8" Stainless Steel Pipe To Tubing Adapter

Show Full Description Hide Full Description

Airgas Part #:Y9926422-AG

RAD64003907

RADNOR™ 30 9/16" - 18 UNF B RH Brass Oxygen Hose Coupler

RADNOR™ 30 9/16" - 18 UNF B RH Brass Oxygen Hose Coupler

Show Full Description Hide Full Description

Compare

RADNOR™ 30 9/16" - 18 UNF B RH Brass Oxygen Hose Coupler

RADNOR™ 30 9/16" - 18 UNF B RH Brass Oxygen Hose Coupler

RADNOR™ 30 9/16" - 18 UNF B RH Brass Oxygen Hose Coupler

Show Full Description Hide Full Description

Airgas Part #:RAD64003907

Change Package Size

RAD64003934

RADNOR™ AW-427 5/8" - 18 UNF B RH Male X 1/4" NPT Male" Brass Inert Gas Inert Arc Hose & Torch Adapter

RADNOR™ AW-427 5/8" - 18 UNF B RH Male X 1/4" NPT Male" Brass Inert Gas Inert Arc Hose & Torch Adapter

Show Full Description Hide Full Description

Compare

RADNOR™ AW-427 5/8" - 18 UNF B RH Male X 1/4" NPT Male" Brass Inert Gas Inert Arc Hose & Torch Adapter

RADNOR™ AW-427 5/8" - 18 UNF B RH Male X 1/4" NPT Male" Brass Inert Gas Inert Arc Hose & Torch Adapter

RADNOR™ AW-427 5/8" - 18 UNF B RH Male X 1/4" NPT Male" Brass Inert Gas Inert Arc Hose & Torch Adapter

Show Full Description Hide Full Description

Airgas Part #:RAD64003934

Change Package Size

RAD64003986

RADNOR™ WD2115 9/16" - 18 B RH Brass Oxygen Hose Nut Set

RADNOR™ WD2115 9/16" - 18 B RH Brass Oxygen Hose Nut Set

Show Full Description Hide Full Description

Compare

RADNOR™ WD2115 9/16" - 18 B RH Brass Oxygen Hose Nut Set

RADNOR™ WD2115 9/16" - 18 B RH Brass Oxygen Hose Nut Set

RADNOR™ WD2115 9/16" - 18 B RH Brass Oxygen Hose Nut Set

Show Full Description Hide Full Description

Airgas Part #:RAD64003986

RAD64003982

RADNOR™ WD2131 1/4" X 1/4" ID" Brass Hose Splicer Set

RADNOR™ WD2131 1/4" X 1/4" ID" Brass Hose Splicer Set

Show Full Description Hide Full Description

Compare

RADNOR™ WD2131 1/4" X 1/4" ID" Brass Hose Splicer Set

RADNOR™ WD2131 1/4" X 1/4" ID" Brass Hose Splicer Set

RADNOR™ WD2131 1/4" X 1/4" ID" Brass Hose Splicer Set

Show Full Description Hide Full Description

Airgas Part #:RAD64003982

RAD64003975

RADNOR™ WD2120 CGA-510 Brass POL Acetylene Hose Nut/Nipple

RADNOR™ WD2120 CGA-510 Brass POL Acetylene Hose Nut/Nipple

Show Full Description Hide Full Description

Compare

RADNOR™ WD2120 CGA-510 Brass POL Acetylene Hose Nut/Nipple

RADNOR™ WD2120 CGA-510 Brass POL Acetylene Hose Nut/Nipple

RADNOR™ WD2120 CGA-510 Brass POL Acetylene Hose Nut/Nipple

Show Full Description Hide Full Description

Airgas Part #:RAD64003975

WESCK-6

Western Inert Gases Hose Repair Kit

Western Inert Gases Hose Repair Kit

Show Full Description Hide Full Description

Compare

Western Inert Gases Hose Repair Kit

Western Inert Gases Hose Repair Kit

Western Inert Gases Hose Repair Kit

Show Full Description Hide Full Description

Airgas Part #:WESCK-6

RAD64003923

RADNOR™ 7323 .525" ID" Brass Hose Ferrule

RADNOR™ 7323 .525" ID" Brass Hose Ferrule

Show Full Description Hide Full Description

Compare

RADNOR™ 7323 .525" ID" Brass Hose Ferrule

RADNOR™ 7323 .525" ID" Brass Hose Ferrule

RADNOR™ 7323 .525" ID" Brass Hose Ferrule

Show Full Description Hide Full Description

Airgas Part #:RAD64003923

Change Package Size

‹ PREV
1
2
3
4
5
...33
NEXT ›

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.

Customer Service
Airgas response to COVID-19▶

© 2025 Airgas, Inc. All Rights Reserved. |Privacy Statement ||Terms & Conditions ||Terms of Sale ||Do Not Sell/Share My Personal Information |

47B98E6A51B4D8C776C86ADB09C1CB7C