.
| -XX Suffix | D.O.T. Spec 3A, 3AA, 3AL Cylinders in psi | D.O.T. Exemption Cylinders in psi | Disc Rupture Range psi @ 165 (degree) F Minimum | Pressure Relief – Device Cap Stamping |
|---|---|---|---|---|
| -26 | 1665 | 2500 | 2775 | |
| -28 | 1800 | 2700 | 3000 | |
| -32 | 2015 | 3025 | 3360 | |
| -35 | 2265 | 3400 | 3775 | |
| -38 | 2400 | 3600 | 4000 | |
| -39 | 3915 | 4350 | ||
| -43 | 2670 | 4005 | 4450 | |
| -46 | 2900 | 4350 | 4833 | |
| -47 | 2950 | 4425 | 4917 | |
| -48 | 3000 | 4500 | 5000 | |
| -50 | 4860 | 5600 | ||
| -55 | 3500/3600 | 3600 | 5250 | 5833 |
| -63 | 4000 | 6000 | 6665 | |
| -65 | 4500 | 6075 | 6750 | |
| -78 | 5000 | 7500 | 8333 | |
| -85 | 6000 | 8100 | 9000 | |
| -95 | 6000 | 9000 | 10000 |
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