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ISO Cylinders: ISO Standards (21287)

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ISO Standards (21287) Compact Cylinder C55/CD55

    ・Smooth cylinder (C55Y) has been added. [New]
    ・Made of stainless steel (-XC6) has been added. [New]
    ・Bore sizes ø12 and ø16 have been added to the standard type. [New]
     ∗ They are not compliant with ISO Standards (21287).
    ・Compliant with ISO Standards (21287)
    ・1.8 times the anti-lateral load capacity
     The allowable lateral load has been improved by changing the material
     of the bushing. (For ø20)
    ・Increased the standard product's maximum stroke limit (to 300 mm)
    ・Standardization of the double rod (C55W) type, smooth cylinder (C55Y),
     simple specials, and made-to-order options
     Change of rod end shape (-XA□)
     Heat-resistant cylinder (–10°C to 150°C) (-XB6)
     Low-speed cylinder (5 to 50 mm/s) (-XB13)
  • 2D/3D CAD

    The new SMC CAD SYSTEM, CADENAS, allows you to output 2D/3D CAD data with full part numbers in various data formats. Responses to part number selection has been greatly improved with the newly developed system.

    Click here for 2D/3D CAD
TypeSeriesActionBore size (mm)
StandardC55-ZDouble acting, Single rod12,16,20,25,32,40,50,63,80,100
StandardC55W-ZDouble acting, Double rod20,25,32,40,50,63,80,100
Smooth CylinderC55YDouble acting, Single rod20,25,32,40,50,63,80,100

Longer Life Cylinder C55-XB24

    ・New technology offers at least 4 times better durability.
     The maintenance intervals will be extended.
    ・Employs the same specifications and dimensions as the existing
     model, C55 ISO Cylinder series.
    ・ISO Standards (21287)
  • 2D/3D CAD

    The new SMC CAD SYSTEM, CADENAS, allows you to output 2D/3D CAD data with full part numbers in various data formats. Responses to part number selection has been greatly improved with the newly developed system.

    Click here for 2D/3D CAD
TypeSeriesActionBore size (mm)
Longer lifeC55-XB24Double acting, Single rod20, 25, 32, 40

ISO Standard Compact Cylinder C55/CD55

    ・Compliant with ISO Standards (21287)
    ・It is possible to mount small auto switches on 4 surfaces.
    ・With auto switch (CD55 series: CD55)

    ∗ Standard type double-acting single rod C55 Series is to be discontinued
     at the end of June 2025.

     Please select C55-Z Series instead. ▶Click here for details.
  • 2D/3D CAD

    The new SMC CAD SYSTEM, CADENAS, allows you to output 2D/3D CAD data with full part numbers in various data formats. Responses to part number selection has been greatly improved with the newly developed system.

    Click here for 2D/3D CAD
TypeSeriesActionBore size (mm)
StandardC55Double acting, Single rod20,25,32,40,50,63,80,100

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