Average Customer Review: based on 2 reviews.Rating: Tank is Great, didnt come with the valve
Service Pressure - 3000 psi
True Capacity - 40 cu feet
Buoyance - Full - -1.5 lbs
Buoyancy (500 psi) - +1 lbs
Weight Empty - 15.3 lbs
Outside Diameter - 5.25"
Cylinder Length - 24.91"
Worthington Cylinders entered the scuba cylinder market in 2005 with the introduction of the X-Series and LP-Series steel cylinders manufactured in their Tilbury, Canada facility. Worthington hot dip galvanized cylinders have become the cylinder of choice for serious divers.
Worthington acquired the assets of Hymark cylinders in 2010 providing them entry into the aluminum cylinder market. Worthington aluminum cylinders are manufactured in a 225,000 square foot, state-of-the-art facility in New Albany, Mississippi. Worthington manufactures a full size range of scuba cylinders from 6 to 80 cubic feet using the 6061-T6 aluminum alloy.
Since 1955, Worthington has been delivering quality products. The cylinder division serves the major markets of industrial gas, propane, refrigerant, medical oxygen, beverage, fire extinguisher, paint ball and scuba. Through growth and acquisition, Worthington Cylinders has grown to become the leading global supplier of pressure tanks and cylinders.
General Information, Safety and Warnings
READ ALL WARNINGS PRIOR TO FILLING OR USING WORTHINGTON SCUBA CYLINDER.
FAILURE TO READ AND UNDERSTAND ALL WARNINGS CAN RESULT IN EXPULSION OF
THE PRODUCT OR RUPTURE OF THE CYLINDER RESULTING IN PROPERTY DAMAGE,
SERIOUS INJURY, OR DEATH.
Never overfill this cylinder beyond its rated service pressure.
Only use equipment rated for the cylinder pressure.
Never fill the cylinder if it has not been hydrostatically tested within the last five years.
Never fill the cylinder if a visual inspection has not been performed within the last year.
Never store this cylinder in temperatures greater than 125o F (52o C).
Never expose cylinder to caustic paint strippers or corrosive cleaners.
Never expose cylinder to flames, ovens, driers or other sources of heat.
This cylinder was cleaned for oxygen and oxygen-enriched service at the factory. If you intend to use
this cylinder for oxygen or oxygen-enriched service (i.e. with any gas containing oxygen concentrations
of 23.5% or more), all components used with the cylinder must be oxygen compatible. It is the
responsibility of the cylinder user to ensure that the cylinder and all components are maintained in a
proper state of oxygen cleanliness in strict accordance with regulatory requirements and industry
Keep oil and grease away from cylinder and valve.
Close cylinder valve when cylinder is not in use or when empty.
Keep out of reach of children.
6351 Aluminum Cylinders
• Worthington Cylinders has never produced cylinders from 6351 aluminum alloy.
• Cylinders manufactured with 6351 aluminum alloy require special attention as mandated by the DOT,
49CFR and CAN/CSA B339-02.
Paint Removal & Repainting
• Worthington Cylinders does not recommend the removal of paint or repainting of Aluminum scuba
cylinders. If not completed properly either process can result in the change of mechanical properties,
jeopardizing the integrity of the cylinder.
• All Worthington scuba cylinders are cleaned for oxygen and oxygen-enriched service at the factory. If
you intend to use a cylinder for oxygen and oxygen-enriched service (i.e. with any gas containing oxygen
concentrations of 23.5% or more), all components used with the cylinder must be oxygen compatible. It
is the responsibility of the cylinder user to ensure that the cylinder and all components are maintained
in a proper state of oxygen cleanliness in strict accordance with regulatory requirements and industry
• DOT mandates strict pressure limit. Gas pressure in an aluminum cylinder containing enriched or pure
oxygen (oxygen concentration of 23.5% or more) must never exceed 3000 psi (see CFR 49). Worthington
cylinders marked for 3300 psi are included and can not be charged with oxygen enriched air above 3000
psi as mandated by the DOT.