Identification & Construction
D | Shell dimensions | |||||||||
O | Metal shell projected into combustion chamber | |||||||||
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| Complies with relevant ISO standard | ||||||||
| O | Does not comply with relevant ISO standard | ||||||||
R | Interference suppres | |||||||||
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| No interference suppression | ||||||||
| R | Interference suppression | ||||||||
| X | Resistor reducing electrode burn-off | ||||||||
15 | Heat range | |||||||||
| Hot | Cold |
| |||||||
| 19 | 18 | 17 | 16 | 15 | 14 | 12 | 10 | 08 |
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L | Spark gap design | |||||||||
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| Not projected insulator tip | ||||||||
| Y | Projected insulator tip | ||||||||
| L | Extremely projected insulator tip | ||||||||
| T | Projected insulator tip and three ground electrodes EXTRA | ||||||||
| LG | Extremely projected insulator tip and ring-shaped spark gap PREMIUM | ||||||||
| Z | Two auxiliary electrodes on the insulator tip and ring-shaped electrode gap PREMIUM | ||||||||
| TX | One auxiliary electrode on the insulator tip and three ground electrodes PREMIUM | ||||||||
| LT | Extremely projected insulator tip and three ground electrodes EXTRA | ||||||||
C | Elektrode material | |||||||||
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| Nickel-alloy centre electrode | ||||||||
| C | Copper cored centre electrode SUPER | ||||||||
| S | Silver centre electrode SILVER | ||||||||
| P | Centre electrode with platinum contact PLATIN | ||||||||
| PP | Centre and ground electrode with platinum contact PLATIN | ||||||||
-1 | Spark gap | |||||||||
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| 0,4 - 0,9 mm | ||||||||
| -05 | 0,5 mm | ||||||||
| -1 | 1,0 - 1,1 mm | ||||||||
| -3 | 1,3 mm | ||||||||
| -X | Special | ||||||||
Shell Dimensions
