DOT 39 Non-Refillable Specifications 
 
Model 7.5 * Model 9 Model 9.5 Model 12
Cylinder Model Cylinder Size Nominal Fill Weight Water Capacity CylinderVolume ServicePressure Test Pressure BurstPressure
in. lb. lb. cu. in. Std. (psig/bar) Std. (psig/bar) Std. (psig/bar)
mm kg kg liters Optional (psig/bar) Optional (psig/bar) Optional (psig/bar)
7.5 * 7.5 15 15.8 437 260 / 17.9 325 / 22.4 650 / 44.8
190.5 6.8 7.2 7.2 400 / 27.5 500 / 34.5 1000 / 69
9 9 30 26.6 737 260 / 17.9 325 / 22.4 650 / 44.8
228.6 13.6 12 12      
9.5 9.5 30 29.7 822 260 / 17.9 325 / 22.4 650 / 44.8
241.3 13.6 13.4 13.4 320 / 22 or 400 / 27.5 400 / 27.5 or 500 / 34.5 800 / 55.5 or 1000 / 69
12 12 50 49.6 1374 260 / 17.9 325 / 22.4 650 / 44.8
304.8 22.7 22.5 22.5      
*Note: 7.5 Available from USA only
Dimensions and capacities are approximate and may vary slightly from pictures.
 
NOTE:

In Internet Explorer, the table’s shading and borders may display, but not print. To print borders and shading in Internet Explorer: 1.   Select Tools>Internet Options.
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