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© Salhydro Oy 2026

  • Products
  • Hydraulic components
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  • Compact and mini power packs HYDRONIT
  • Oil tanks
  • Et Filling gap

Et Filling gap

Et Filling gap
Et Filling gap
Details summary
Hydronit oil tank plastic filler cap
With external thread.
  • Made of polyamide 66, which ensures high mechanical resistance at low and high temperatures (operating temperature -30°C to +100°C).
  • Supplied with a 70 Shore class oil resistant O-ring.
  • In versions with air filter (polyurethane foam or sintered bronze), it is located under the cover and can be easily removed for cleaning and subsequent assembly.
  • These plugs allow a high air circulation due to the ventilation holes at the bottom of the plug.
  • They are recommended for use in systems where the oil level varies frequently and for short periods of time,
  • where air inlet and outlet are necessary without causing undesirable overpressures.
  • In applications where the air vent is subject to heavy splashes, especially during start-up when the oil is not yet very fluid,
  • we recommend using a version with a sintered bronze air filter (filtration grade 30 microns).
  • This allows air flow, but slows down oil overflow as this type of filter is not absorbent.
CodePackage size (KPL)3D
HN-C861000011
HN-C861000021