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Hydraulics

SMBT/SMBB/SMBP Metal Filler Breathers

SMBT/SMBB/SMBP Metal Filler Breathers are designed to be used as filler ports for hydraulic reservoirs, allowing the reservoir to breathe whilst protecting it from contamination found in harsh environments.

  • Specifications
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    Types

    SMBT-47 Screw-in version -
    Cap ∅ 47 mm / 1.85 in -
    SMBB-47 Bayonet version -
    Cap ∅ 47 mm / 1.85 in -
    SMBT-80 Screw-in version -
    Cap ∅ 80 mm / 3.15 in -
    SMBB-80 Bayonet version -
    Cap ∅ 80 mm / 3.15 in -
    SMBP-80 Push-on version -
    Cap ∅ 80 mm / 3.15 in -

    Materials

    Breather Cap Steel, zinc/nickel-plated (Fe/Zn Ni 6) and free of hexavalent chromium CrVl (standard option) Chrome-plated and epoxy-coated versions available
    Bayonet Flange Steel, zinc-plated -
    Basket Steel, zinc-plated or Polyamide (PA) -
    Dipstick Polyamide (PA) -
    Sealings Cork (filler breathers without pressurization) or NBR (Buna-N®) (for pressurized filler breathers) -

    Options

    Baskets Metal or plastic Some options / accessories may only be available for particular sizes or designs.
    Pressurization Up to 0.7 bar (10 psi) -
    Side Mount Bracket Polyamide or Aluminum -
    Accessories Air filter element -
    Locking feature -
    Dipstick adaptor -
    Plastic dipstick with integrated anti-splash feature -
    Extended bayonet flange -
    Weld riser -
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