valve spring
| split collets
| valve spring | |
| tech. | Ventilfeder |
| transp. | Ventilfeder |
| split collet | |
| helic. | Schlitz-Spannhuelse |
| |||
| Ventilfeder f | |||
| Ventilfeder f | |||
| |||
| Federventile n | |||
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valve spring : 37 phrases in 8 subjects |
| Earth sciences | 3 |
| Engines | 6 |
| General | 6 |
| Measuring instruments | 1 |
| Mechanic engineering | 3 |
| Refrigeration | 1 |
| Technology | 15 |
| Transport | 2 |