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Non-Rotating Rod Type Air Cylinder (CA2KW Series Double Acting, Double Rod)

Non-Rotating Rod Type Air Cylinder (CA2KW Series Double Acting, Double Rod)

A lightweight air cylinder that can be made up to 15% lighter by changing the shape of the rod cover and head cover.
[Features]
· Non-rotating rod type: double acting, double rod.
· Easy air cushion control.
· Various switches such as compact auto switches and strong magnetic field resistant switches can be mounted.
· Without auto switch (CA2KW) or with auto switch (built-in magnet) (CDA2KW).
· Bore size: 40 mm / 50 mm / 63 mm.
· Port thread types: Rc, NPT, G.
· Cushion: air cushion (Nil), no cushion (N).

(i)Caution

  • ■ SMC Product Line
    Webpages for products currently without individual pages on this site will be released on an ad-hoc basis.
  • Refer to the manufacturer's catalog for specification and material details.
  • Product images may be representative images. Refer to the manufacturer's catalog for shape details.​
  • CAD data is not supported for some model numbers.

PDF

Model Number Notation

Model Number Notation

Model Number Notation

CA2KW Series Air Cylinder, Non-Rotating Rod Type: Double Acting, Double Rod Specifications

CA2KW Series external appearance

CA2KW Series external appearance

CA2KW Series symbol

CA2KW Series symbol

Tube Inner Diameter (mm)405063
FluidAir
Proof Pressure1.5 MPa
Maximum operating pressure1.0 MPa
Minimum operating pressure0.08 MPa
Ambient and Fluid TemperatureWithout auto switch: -10°C to 70°C, with auto switch: -10°C to 60°C*
Piston Speed50 to 500 mm/s
CushioningAir cushion
Stroke Length ToleranceUp to 250st: (+0 to 1.0), 251 to 600st: (+0 to 1.4)
Rod non-rotating accuracy±0.8 °
Allowable rotational torque0.44 N·m or less
LubricationNot required (non-lubricated)
MountingBasic type, foot type, rod-end flange type, head-end flange type, center trunnion type

*No freezing.

Weight Table / Aluminum Tube

 

(Unit: kg)

 

Tube Inner Diameter (mm)405063
Basic weightBasic type1.011.542.17
Axial foot type1.201.762.50
Flange type1.381.992.96
Trunnion type1.372.022.97
Additional weight per 50 mm of stroke0.270.360.42
AccessoriesSingle knuckle joint0.230.260.26
Double knuckle joint (with pin)0.370.430.43

Calculation

Example: weight of CA2KWL40-100

  • Basic weight: 1.20 (axial foot, ø40 [40-mm tube bore diameter])
  • Additional weight: 0.27 / 50 stroke
  • Cylinder stroke: 100 stroke

1.20 + +0.27 × 100/50 = 1.74kg

Diagram

Diagram: CA2KW Series

Diagram: CA2KW Series

NumberNameMaterialNotes
1Rod cover AAluminum alloyMetallic coating
2Rod Cover BDiecast aluminumMetallic coating
3Cylinder TubeAluminum alloyHard anodized aluminum
4Piston rod ACarbon steelHard chrome plating
5Piston rod BCarbon steelHard chrome plating
6PistonAluminum alloyChromate
7Cushion RingRolled steelZinc chromate
8Non-Rotating GuideOil-impregnated sintered alloy-
9BushingResin/Copper alloy (Multiple layers)-
10Cushion valveSteel wireZinc trivalent chromate
11Tie-rodCarbon steelZinc trivalent chromate
12Retaining RingSteel for springPhosphate conversion coating
13Spring WasherSteel wireZinc trivalent chromate
14Tie-rod nutRolled steelZinc trivalent chromate
15Cushion seal holderAluminum alloy-
16Cushion SealUrethane-
17Rod Seal ANBR-
18Rod Seal BNBR-
19Piston packingNBR-
20Cushion valve sealNBR-
21Cylinder Tube GasketNBR-
22Piston gasketNBRO-ring
23Rod end nutRolled steelZinc trivalent chromate

*Do not disassemble the trunnion type. See the manufacturer's catalog for details.

Drawing

 

(Units: mm)

 

Dimensional drawings: CA2KW Series

Dimensional drawings: CA2KW Series

 

(Units: mm)

 

Tube inner diameter
(mm)
Stroke range
(mm)
AALBB1CDEFGH1JKKAMMMNPSHZZ
40Up to 5003027602244163210158M8 × 1.2561411M14 × 1.5271/48451156
50Up to 60035327027522040101711M8 × 1.2571811M18 × 1.5303/89058206
63Up to 60035328527642040101711M10 × 1.2571814M18 × 1.5313/89858214

*Dimensions for each mounting type are the same as those for standard double acting, double rod models. *See the manufacturer's catalog for details about dimensions by mounting type as well as details about accessories (options).

Precautions

  • *The minimum stroke for mounting varies with the auto switch type and cylinder mounting type. In particular, the center trunnion type requires careful attention.
  • *Product images are representative models.
  • *See the SMC catalog for information other than that detailed above.
Part Number
CA2KWB40-40
CA2KWB40-50
CA2KWB40-75
CA2KWB40-80
CA2KWB40-100
CA2KWB40-120N
CA2KWB40-125
CA2KWB40TN-500N
CA2KWB50-65
CA2KWB50-75
CA2KWB50-80
CA2KWB50-100
CA2KWB50-150
CA2KWB50-250
CA2KWB50-300
CA2KWB50-400
CA2KWB63-40
CA2KWB63-50
CA2KWB63-75
CA2KWB63-1000
CA2KWB63-110N
CA2KWB63-175
CA2KWB63-200
CA2KWB63-300N
CA2KWB63-500
CA2KWF40-50
CA2KWF40-75
CA2KWF40-100N
CA2KWF40-125
CA2KWF40-200
CA2KWF50-30
CA2KWF50-50
CA2KWF50-50N
CA2KWF50-75
CA2KWF50-100
CA2KWF50-150
CA2KWF50-150N
CA2KWF50-200
CA2KWF50-250
CA2KWF50-850
CA2KWF63-50
CA2KWF63-75
CA2KWF63-80
CA2KWF63-100
CA2KWF63-1000
CA2KWF63-110N
CA2KWF63-120
CA2KWF63-150
CA2KWF63-200
CA2KWF63-600
CA2KWG40-200
CA2KWG40-300
CA2KWG50-100
CA2KWG63-1000
CA2KWG63-200
CA2KWL40-25
CA2KWL40-50
CA2KWL40-60N
CA2KWL40-70
CA2KWL40-75
Part NumberMinimum order quantityVolume DiscountDays to ShipCylinder (Tube) Inner Diameter
(Ø)
Stroke
(mm)
Cushion Specifications Port thread type Auto Switches Lead Wire The number of the switches Type of Mount Support
1 Piece(s) Quote 4040Air cushionWithout magnetRc---Basic type
1 Piece(s) Quote 4050Air cushionWithout magnetRc---Basic type
1 Piece(s) Quote 4075Air cushionWithout magnetRc---Basic type
1 Piece(s) Quote 4080Air cushionWithout magnetRc---Basic type
1 Piece(s) Quote 40100Air cushionWithout magnetRc---Basic type
1 Piece(s) Quote 40120Without cushionWithout magnetRc---Basic type
1 Piece(s) Quote 40125Air cushionWithout magnetRc---Basic type
1 Piece(s) Quote 40500Without cushionWithout magnetNPT---Basic type
1 Piece(s) Quote 5065Air cushionWithout magnetRc---Basic type
1 Piece(s) Quote 5075Air cushionWithout magnetRc---Basic type
1 Piece(s) Quote 5080Air cushionWithout magnetRc---Basic type
1 Piece(s) Quote 50100Air cushionWithout magnetRc---Basic type
1 Piece(s) Quote 50150Air cushionWithout magnetRc---Basic type
1 Piece(s) Quote 50250Air cushionWithout magnetRc---Basic type
1 Piece(s) Quote 50300Air cushionWithout magnetRc---Basic type
1 Piece(s) Quote 50400Air cushionWithout magnetRc---Basic type
1 Piece(s) Quote 6340Air cushionWithout magnetRc---Basic type
1 Piece(s) Quote 6350Air cushionWithout magnetRc---Basic type
1 Piece(s) Quote 6375Air cushionWithout magnetRc---Basic type
1 Piece(s) Quote 631,000Air cushionWithout magnetRc---Basic type
1 Piece(s) Quote 63110Without cushionWithout magnetRc---Basic type
1 Piece(s) Quote 63175Air cushionWithout magnetRc---Basic type
1 Piece(s) Quote 63200Air cushionWithout magnetRc---Basic type
1 Piece(s) Quote 63300Without cushionWithout magnetRc---Basic type
1 Piece(s) Quote 63500Air cushionWithout magnetRc---Basic type
1 Piece(s) Quote 4050Air cushionWithout magnetRc---Rod-end flange type
1 Piece(s) Quote 4075Air cushionWithout magnetRc---Rod-end flange type
1 Piece(s) Quote 40100Without cushionWithout magnetRc---Rod-end flange type
1 Piece(s) Quote 40125Air cushionWithout magnetRc---Rod-end flange type
1 Piece(s) Quote 40200Air cushionWithout magnetRc---Rod-end flange type
1 Piece(s) Quote 5030Air cushionWithout magnetRc---Rod-end flange type
1 Piece(s) 31 Day(s) 5050Air cushionWithout magnetRc---Rod-end flange type
1 Piece(s) Quote 5050Without cushionWithout magnetRc---Rod-end flange type
1 Piece(s) Quote 5075Air cushionWithout magnetRc---Rod-end flange type
1 Piece(s) Quote 50100Air cushionWithout magnetRc---Rod-end flange type
1 Piece(s) Quote 50150Air cushionWithout magnetRc---Rod-end flange type
1 Piece(s) Quote 50150Without cushionWithout magnetRc---Rod-end flange type
1 Piece(s) Quote 50200Air cushionWithout magnetRc---Rod-end flange type
1 Piece(s) Quote 50250Air cushionWithout magnetRc---Rod-end flange type
1 Piece(s) Quote 50850Air cushionWithout magnetRc---Rod-end flange type
1 Piece(s) Quote 6350Air cushionWithout magnetRc---Rod-end flange type
1 Piece(s) Quote 6375Air cushionWithout magnetRc---Rod-end flange type
1 Piece(s) Quote 6380Air cushionWithout magnetRc---Rod-end flange type
1 Piece(s) Quote 63100Air cushionWithout magnetRc---Rod-end flange type
1 Piece(s) Quote 631,000Air cushionWithout magnetRc---Rod-end flange type
1 Piece(s) Quote 63110Without cushionWithout magnetRc---Rod-end flange type
1 Piece(s) Quote 63120Air cushionWithout magnetRc---Rod-end flange type
1 Piece(s) Quote 63150Air cushionWithout magnetRc---Rod-end flange type
1 Piece(s) Quote 63200Air cushionWithout magnetRc---Rod-end flange type
1 Piece(s) Quote 63600Air cushionWithout magnetRc---Rod-end flange type
1 Piece(s) Quote 40200Air cushionWithout magnetRc---Head-end flange
1 Piece(s) Quote 40300Air cushionWithout magnetRc---Head-end flange
1 Piece(s) Quote 50100Air cushionWithout magnetRc---Head-end flange
1 Piece(s) Quote 631,000Air cushionWithout magnetRc---Head-end flange
1 Piece(s) Quote 63200Air cushionWithout magnetRc---Head-end flange
1 Piece(s) Quote 4025Air cushionWithout magnetRc---Axial foot type
1 Piece(s) Quote 4050Air cushionWithout magnetRc---Axial foot type
1 Piece(s) Quote 4060Without cushionWithout magnetRc---Axial foot type
1 Piece(s) Quote 4070Air cushionWithout magnetRc---Axial foot type
1 Piece(s) Quote 4075Air cushionWithout magnetRc---Axial foot type

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Basic Information

Cylinder Operation Method Double Acting Rod Operation Method Double rod Main Body Shape Standard
Additional Function With rod detent function Environment, Applications Standard Operating Pressure(MPa) 0.08 to 1.0

Tech Support