
Technical Support Document
Crown Markings of a Standard CO2 Cylinder
| TC-3ALM124BAR CATALINA T11.7KG |
| DOT-3AL1800FXXXXXXM4002 05*98 20#CO2 TW25.7LBS |
| Marking | Description | |
| TC-3ALM | The Canadian regulatory authority, Transport Canada (TC), and specification, 3ALM, to which the cylinder is manufactured in compliance. |
|
| 124BAR | The metric service pressure, 124, and units of measure, BAR, of the cylinder. |
|
| CATALINA | The name of the manufacturer of the cylinder. |
|
| T11.7KG | The metric tare weight (in kgs) of the empty cylinder package. The empty cylinder package includes the cylinder, valve, the carrying handle and the snap ring. |
|
| DOT-3AL | The U.S. regulatory authority, the Department of Transportation (DOT), and specification, 3AL, to which the cylinder is manufactured in compliance. |
|
| 1800 | The service pressure, in pounds per square inch (psi), of the cylinder. |
|
| FXXXXXX | The serial number of the cylinder. For Catalina Cylinders, the serial number prefix of "F" is specific to the 20# CO2 cylinders followed by a six digit number. |
|
| M4002 | The M-number or Manufacturers Number issued by the DOT to the manufacturer, Catalina Cylinders. |
|
| 05*98 | The original hydrostatic test date of the cylinder, month followed by year, performed at the time of manufacture of the cylinder. The "*" represents the symbol of the Independent Inspection Agency (IIA) performing the inspection of and certifying the acceptance of the cylinder at the time of manufacture. |
|
| 20#CO2 | The cylinder identifier. The "CO2" denotes the cylinder is designed and intended for CO2 service and the "20#" denotes the maximum weight capacity of CO2 charge of this cylinder. |
|
| TW25.7LBS | The tare weight (in lbs.) of the empty cylinder package. The empty cylinder package includes the cylinder, the valve, the carrying handle and the snap ring. |
|
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