Double-lip NBR oil seal (colloquially known as a radial shaft seal) with the dimensions 17/35/7.
The oil seal is used in the following engines:
- On the Z50 engine of Puch X30 Sport mopeds / mopeds on the right-hand side of the crankshaft (1 piece)
| Place of use | Crankshaft |
| Temperature resistance (min.) | -30 - 100 °C |
| Shaft seal type | A DUO - With rubberized outer casing / two sealing lips. |
| Ø inside | 17 mm |
| Ø outside | 35 mm |
| Width | 7 mm |
| Manufacturer | Puch |
| Material | NBR |
| Puch | Z50 (X30 Sport) Z50 (X30 Velux) 2-speed MS, MV, MV50 3-speed VSD, DS, VZ, MC |
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