Compressed Gas Hose | McMaster-Carr

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12 Products

About Hose

Temperature Range: -65° to 450° F
Maximum Vacuum: 28" of Hg @ 72° F
Material: PTFE with 304 Stainless Steel Cover

This hose is often called pigtail hose. It comes cleaned, capped, and bagged to meet CGA (Compressed Gas Association) G4.1. Hose should not be used underground.

Brass Threaded NPT Male × Brass Threaded NPT Female
Pipe Size	ID	OD	Bend Radius		2 ft.	3 ft.	4 ft.	5 ft.	6 ft.	7 ft.	8 ft.	9 ft.	10 ft.	15 ft.	25 ft.
3,600 psi @ 72° F Max. Pressure
1/4 × 1/4	1/4"	5/8"	3 1/2"	5665K61	000000	0000000	0000000	0000000	0000000	0000000	0000000	0000000	0000000	0000000	0000000

Argon, Nitrogen, and Oxygen Hose with Female Threaded Fittings

Temperature Range: -65° to 450° F
Maximum Vacuum: 28" of Hg @ 72° F
Material: PTFE with 304 Stainless Steel Cover

This hose is often called pigtail hose. It comes cleaned, capped, and bagged to meet CGA (Compressed Gas Association) G4.1. Hose should not be used underground.

Brass Threaded NPT Female × Brass Threaded NPT Female
Pipe Size	ID	OD	Bend Radius		2 ft.	3 ft.	4 ft.	5 ft.	6 ft.	7 ft.	8 ft.	9 ft.	10 ft.	15 ft.	25 ft.
3,600 psi @ 72° F Max. Pressure
1/4 × 1/4	1/4"	5/8"	3 1/2"	5665K81	000000	0000000	0000000	0000000	0000000	0000000	0000000	0000000	0000000	0000000	0000000

High-Temperature Argon, Nitrogen, and Oxygen Hose

Temperature Range: -320° to 1,500° F
Maximum Vacuum: 29" of Hg @ 72° F
Material: 316 Stainless Steel with 304 Stainless Steel Cover

Transfer industrial gases in temperatures up to 1500° F. The braided reinforcement provides good flexibility in high-vibration applications. A cover surrounds the braid to protect it from damage. Hose comes cleaned, capped, and bagged to meet CGA (Compressed Gas Association) G4.1. It should not be used underground.

316 Stainless Steel Threaded NPT Female × 316 Stainless Steel Threaded NPT Female
Pipe Size	ID	OD	Bend Radius		2 ft.	3 ft.	4 ft.
3,600 psi @ 72° F Max. Pressure
1/4 × 1/4	1/4"	13/16"	6 1/4"	5665K11	0000000	0000000	0000000

Welding Gas Hose with Fittings

One Line

Material:
Grade R Hose: EPDM Rubber
Grade T Hose: Blended Rubber
Color: Green, Red, or Green/Red
Temperature Range:
Male Fittings: -40° to 120° F
Female Fittings: -40° to 180° F

Hose is abrasion, weather, and ozone resistant.

Hose for use with argon and carbon dioxide conveys these gases for shielding while TIG and MIG welding.

Green hose has right-hand threads on the fittings.

Red hose has left-hand threads on the fittings.

Brass Threaded UNF Male × Brass Threaded UNF Male
For Use With	Welding Hose Grade	Number of Lines	Color	ID	OD	Thread Size	Max. Pressure		6 ft.	10 ft.	12 1/2 ft.	25 ft.	50 ft.	100 ft.
Argon, Carbon Dioxide	R	1	Green	1/4"	9/16"	5/8"-18 × 5/8"-18	200 psi @ 72° F	7915A63	000000	000000	00	000000	000000	0000000
Brass Threaded UNF Female × Brass Threaded UNF Female
Oxygen	R	1	Green	3/16"	7/16"	9/16"-18 × 9/16"-18	200 psi @ 72° F	7915A1	00	00	00	00000	00000	000000
Oxygen	R	1	Green	1/4"	9/16"	9/16"-18 × 9/16"-18	200 psi @ 72° F	7915A3	00	00	000000	00000	00000	000000
Acetylene	R	1	Red	1/4"	9/16"	9/16"-18 × 9/16"-18	200 psi @ 72° F	7915A4	00	00	00000	00000	00000	000000

Welding Gas Hose

One Line

Temperature Range: -40° to 180° F
Material:
Grade R Hose: EPDM Rubber
Grade T Hose: Blended Rubber
Color: Green, Red, or Green/Red
Compatible Hose Fittings: Barbed

Made of EPDM rubber, this hose is abrasion, weather, and ozone resistant.

Grade R Hose—Green hose is for oxygen; red hose is for acetylene.

							Per Ft.
Welding Hose Grade	Number of Lines	Color	ID	OD	Max. Continuous Lg., ft.		10-99	100-Up
200 psi @ 72° F Max. Pressure
R	1	Green	3/16"	7/16"	700	7915A21	00000	00000
R	1	Green	1/4"	9/16"	700	7915A22	0000	0000
R	1	Red	3/16"	7/16"	700	7915A11	0000	0000
R	1	Red	1/4"	9/16"	700	7915A12	0000	0000

Torch-to-Propane Tank Hose Assembly

This assembly converts a propane torch (which normally connects to a fuel cylinder) to be used with a propane tank. Commonly used for extended-use applications or when a propane tank cannot be moved.

	Torch Connection					Tank Connection
Hose Lg., ft.	CGA Number	Thread Size	Thread Type	Gender	For Valve Type	CGA Number	Gender		Each
12	CGA 600	1"-20	UNF	Male	POL	CGA 510	Male	7976A24	000000