Compressed Gas Tanks | McMaster-Carr

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D.O.T. Cylinder Specification

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37 Products

Empty High-Pressure Inert Gas Tanks

Safely transport and store inert gas in these tanks.

							Outlet
Tank Style	Capacity, cu. ft.	Dia.	Ht.	Empty Tank Wt., lbs.	Max. Pressure, psi	Material	CGA Number	Gender	Specifications Met		Each
For Use With Argon, Argon/Carbon Dioxide Blend, Helium, Nitrogen
HP40	40	7"	18 1/4"	22	2,015	Steel	CGA 580	Female	D.O.T. 3AA-2015	0000000	0000000
HP55	55	7"	23 1/2"	26.5	2,015	Steel	CGA 580	Female	D.O.T. 3AA-2015	0000000	000000
HP80	80	7"	31 1/2"	40	2,015	Steel	CGA 580	Female	D.O.T. 3AA-2015	0000000	000000
For Use With Argon, Helium, Nitrogen
HP20	20	5 1/4"	13 3/4"	10.5	2,015	Steel	CGA 580	Female	D.O.T. 3AA-2015	0000000	000000

Empty Acetylene Tanks

Safely transport and store acetylene in these tanks.

							Outlet
Tank Style	Capacity, cu. ft.	Dia.	Ht.	Empty Tank Wt., lbs.	Max. Pressure, psi	Material	CGA Number	Gender	Specifications Met		Each
MC	10	4"	13"	7.4	250	Steel	CGA 200	Male	D.O.T. 8	0000000	0000000
B	40	6 1/4"	19 3/4"	25.8	250	Steel	CGA 520	Male	D.O.T. 8	0000000	000000

Empty High-Pressure Oxygen Tanks

Safely transport and store oxygen in this tank.

							Outlet
Tank Style	Capacity, cu. ft.	Dia.	Ht.	Empty Tank Wt., lbs.	Max. Pressure, psi	Material	CGA Number	Gender	Specifications Met		Each
HP20	20	5 1/4"	14"	9.6	2,015	Steel	CGA 540	Male	D.O.T. 3AA-2015	0000000	0000000

Empty Propane Tanks

Safely transport and store propane gas in these tanks. The painted finish resists rust. POL/Acme (Type 1) valve has an internal POL connection, an external Acme connection that can be hand tightened, and an overfill prevention device.

							Internal Outlet Connection		External Outlet Connection
Capacity, lbs.	Capacity, gal.	Dia.	Ht.	Empty Tank Wt., lbs.	Material	Valve Type	CGA Number	Gender	Thread Size	Thread Type	Gender	Specifications Met	D.O.T. Cylinder Specification		Each
4.25	1.0	8"	12 1/2"	11	Painted Steel	POL/Acme (Type 1)	CGA 510	Female	1 5/16"-5	Acme	Male	NFPA 58	4BA	00000000	000000
11	2.6	12 1/4"	12 1/2"	13	Painted Steel	POL/Acme (Type 1)	CGA 510	Female	1 5/16"-5	Acme	Male	NFPA 58	4BA	00000000	00000
20	4.7	12 1/4"	18"	17	Painted Steel	POL/Acme (Type 1)	CGA 510	Female	1 5/16"-5	Acme	Male	NFPA 58	4BA	00000000	00000
30	7.1	12 1/4"	23 1/4"	24	Painted Steel	POL/Acme (Type 1)	CGA 510	Female	1 5/16"-5	Acme	Male	NFPA 58	4BA	00000000	000000
40	9.4	12 1/4"	30"	29	Painted Steel	POL/Acme (Type 1)	CGA 510	Female	1 5/16"-5	Acme	Male	NFPA 58	4BA	00000000	000000
100	23.6	15"	48"	68	Painted Steel	POL	CGA 510	Female	__	__	__	__	4BA	00000000	000000

Filled Oxygen Cylinders

Use oxygen with other fuels to increase flame temperature.

				Outlet							Each
Capacity, fl. oz.	Dia.	Ht.	Refillable	CGA Number	Thread Size	Thread Type	Thread Direction	Gender	Specifications Met		1-11	12-Up
1.4	3"	10 5/8"	No	CGA 601	1"-20	UNF	Left Hand	Male	D.O.T. 39	0000000	000000	000000

Filled Propylene Cylinders

Propylene produces the highest flame temperature and is better than propane for brazing applications.

						Outlet							Each
Capacity, fl. oz.	Dia.	Ht.	Refillable	Max. Flame Temperature, °F	Max. Flame Temperature with Oxygen, °F	CGA Number	Thread Size	Thread Type	Thread Direction	Gender	Specifications Met		1-11	12-Up
14.1	3"	10 5/8"	No	3700°	5000°	CGA 600	1"-20	UNF	Right Hand	Male	D.O.T. 39	0000000	000000	000000

Filled Propane Cylinders

Use propane in heating, thawing, and soldering applications. These cylinders cannot be sold to Canada due to local regulatory limits on carbon based fuels.

						Outlet								Each
Capacity, fl. oz.	Dia.	Ht.	Refillable	Max. Flame Temperature, °F	Max. Flame Temperature with Oxygen, °F	CGA Number	Thread Size	Thread Type	Thread Direction	Gender	Specifications Met	Cannot Be Sold To		1-11	12-Up
14.1	3"	10 5/8"	No	3600°	4600°	CGA 600	1"-20	UNF	Right Hand	Male	D.O.T. 39	Canada	0000000	000000	000000
16	3 7/8"	7 3/4"	No	3600°	4600°	CGA 600	1"-20	UNF	Right Hand	Male	D.O.T. 39	Canada	0000000	00000	00000

Filled Butane Canisters

Butane burns cleaner than propane at similar temperatures. Use it in heating, thawing, and soldering applications. These canisters cannot be sold to Canada due to local regulatory limits on carbon based fuels.

Capacity, oz.	Refillable	Outlet Connection Type	Cannot Be Sold To		Each
5.1	No	Spring-Loaded Stem	Canada	000000	00000
8	No	Notched Collar	Canada	0000000	0000

Propane Tanks for Lift Trucks

Replace the propane tank on vehicles. Tanks come unfilled.

Capacity
lbs.	gal.	Dia.	Ht.	Features	D.O.T. Cylinder Specification		Each
Steel
20	4 3/5	12 3/16"	19 3/16"	Fuel-Level Gauge, On/Off Valve with Fuel Line Coupler, Overflow Protection, Pressure-Relief Valve	4BA	0000000	0000000
33.5	7.7	12 3/16"	27 5/16"	Fuel-Level Gauge, On/Off Valve with Fuel Line Coupler, Overflow Protection, Pressure-Relief Valve	4BA	0000000	000000
43.5	10	12 3/16"	33 5/16"	Fuel-Level Gauge, On/Off Valve with Fuel Line Coupler, Overflow Protection, Pressure-Relief Valve	4BW	0000000	000000
Aluminum
20	4 3/5	12 5/16"	20 3/8"	Fuel-Level Gauge, On/Off Valve with Fuel Line Coupler, Overflow Protection, Pressure-Relief Valve	4E	0000000	000000
33.5	7.7	12 5/16"	27 13/16"	Fuel-Level Gauge, On/Off Valve with Fuel Line Coupler, Overflow Protection, Pressure-Relief Valve	4E	0000000	000000
43.5	10	12 5/16"	34"	Fuel-Level Gauge, On/Off Valve with Fuel Line Coupler, Overflow Protection, Pressure-Relief Valve	4E	0000000	000000

Gas

Cylinder					Outlet
Capacity, cu. ft.	Dia.	Ht.	Gas Included	Refillable	CGA Number	Thread Size	Thread Type	Thread Direction	Gender	Max. Pressure, psi	Container Material	CAS Number		Each
Argon—99.999%
0.6	2 7/8"	10 3/4"	Yes	No	CGA 600	1"-20	UNEF	Right Hand	Male	240	Steel	7440-37-1	0000000	000000
3.7	3 1/4"	12 3/4"	Yes	No	CGA C10	5/8"-18	UNF	Right Hand	Female	1,200	Aluminum	7440-37-1	0000000	000000
Carbon Dioxide—99.999%
0.6	2 7/8"	10 3/4"	Yes	No	CGA 600	1"-20	UNEF	Right Hand	Male	240	Steel	124-38-9	0000000	00000
3.7	3 1/4"	12 3/4"	Yes	No	CGA C10	5/8"-18	UNF	Right Hand	Female	500	Aluminum	124-38-9	0000000	000000
Helium—99.999%
0.6	2 7/8"	10 3/4"	Yes	No	CGA 600	1"-20	UNEF	Right Hand	Male	240	Steel	7440-59-7	0000000	00000
3.7	3 1/4"	12 3/4"	Yes	No	CGA C10	5/8"-18	UNF	Right Hand	Female	1,200	Aluminum	7440-59-7	0000000	000000
Nitrogen—99.999%
0.6	2 7/8"	10 3/4"	Yes	No	CGA 600	1"-20	UNEF	Right Hand	Male	240	Steel	7727-37-9	0000000	00000
3.7	3 1/4"	12 3/4"	Yes	No	CGA C10	5/8"-18	UNF	Right Hand	Female	1,200	Aluminum	7727-37-9	0000000	000000

Tank-Mount Flow-Adjusting Valve for CGA C10 Gas Cylinders	0000000	Each	0000000
Tank-Mount Flow-Adjusting Valve for CGA 600 Gas Cylinders	0000000	Each	000000

Refrigerant Storage Cylinders

Store refrigerant recovered from HVAC systems for transport and recycling.

		Overall				Hose Connection
Cap., lbs.	Max. Pressure, psi	Dia.	Ht.	For Refrigerant Type	For Refrigerant Number	Size	Thread Type	Valve Shape	Color	Useful Life	Specifications Met		Each
UN/UNF (SAE 45°) Hose Connection
30	400	8 7/8"	19"	CFC (chlorofluorocarbon) HCFC (hydrochlorofluorocarbon) HFC (hydrofluorocarbon)	R-12, R-134A, R-22, R-404A, R-407C, R-502	1/4	UN/UNF (SAE 45°)	Wye	Gray and Yellow	Reusable	D.O.T. 4BA	00000000	0000000
50	400	12"	18"	CFC (chlorofluorocarbon) HCFC (hydrochlorofluorocarbon) HFC (hydrofluorocarbon)	R-12, R-134A, R-22, R-404A, R-407C, R-502	1/4	UN/UNF (SAE 45°)	Wye	Gray and Yellow	Reusable	D.O.T. 4BA	00000000	000000