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Air Cylinder, Short Type, Standard, Double Acting, Single Rod CG3 Series (Part Numbers)

Air Cylinder, Short Type, Standard, Double Acting, Single Rod CG3 Series

A standard type short double action, single rod cylinder.
[Features]
· An air cylinder with an overall length reduced by up to 51 mm and weight reduced by up to 24% (compared to CG1).
· Female rod end available as standard.
*See the SMC catalog for specification details.
*Product pictures are representative images. CAD data is not supported for some model numbers.

(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

Air Cylinder, Short Type, Standard, Double Acting, Single Rod CG3 Series Specifications

Air Cylinder, Short Type, Standard, Double Acting, Single Rod CG3 Series external appearance

Air Cylinder, Short Type, Standard, Double Acting, Single Rod CG3 Series external appearance

JIS symbol (rubber bumper)

JIS symbol (rubber bumper)

Specifications

Tube Inner Diameter (mm)20253240506380100
ActionDouble acting, single rod
LubricationNot required (non-lubricated)
FluidAir
Proof Pressure1.0 MPa
Maximum operating pressure0.7 MPa
Minimum operating pressure0.05 MPa
Ambient and Fluid TemperatureWithout auto switch: -10°C to 70°C (No freezing)
With auto switch: -10°C to 60°C (No freezing)
Piston Speed50 to 1,000 mm/s30 to 700 mm/s
Stroke Length Tolerance0 to +1.4 mm
CushioningRubber cushion
Mount Support TypeBasic type, foot type, rod-end flange type,
head-end flange type, clevis type
Allowable Kinetic
Energy
Rod end male thread0.2 J0.29 J0.46 J0.84 J1.4 J2.38 J4.13 J6.93 J
Rod end female thread0.11 J0.18 J0.29 J0.52 J0.91 J1.54 J2.71 J4.54 J

*Only use the cylinder within the allowable kinetic energy range. See the SMC catalog for details.

Stroke Table

Tube Inner Diameter (mm)Standard Stroke (mm)*
2025, 50, 75, 100, 125, 150, 200
2525, 50, 75, 100, 125, 150, 200, 250, 300
32
40
50
63
80
100

*Contact the SMC support center regarding intermediate strokes of 1‑mm increments. (Spacers are not used.)

Theoretical Output Table

 

(Unit: N)

 

Tube Internal Diameter
D (mm)
Rod Diameter
d (mm)
Operating DirectionPiston Area
(mm2)
Operating Pressure (MPa)
0.20.30.40.50.60.7
208OUT31462.894.2125.6157188.4219.8
IN26452.879.2105.6132158.4184.8
2510OUT49198.2147.3196.4245.5294.6343.7
IN41282.4123.6164.8206247.2288.4
3212OUT804160.8241.2321.6402482.4562.8
IN691138.2207.3276.4345.5414.6483.7
4014OUT1,257251.4377.1502.8628.5754.2879.9
IN1,103220.6330.9441.2551.5661.8772.1
5018OUT1,964392.8589.2785.69821,178.41,374.8
IN1,709341.8512.7683.6854.51,025.41,196.3
6318OUT3,117623.4935.11,246.81,558.51,870.22,181.9
IN2,863572.6858.91,145.21,431.51,717.82,004.1
8022OUT5,0271,005.41,508.12,010.82,513.53,016.23,518.9
IN4,646929.21,393.81,858.42,3232,787.63,252.2
10026OUT7,8541,570.82,356.23,141.63,9274,712.45,497.8
IN7,3231,464.62,196.92,929.23,661.54,393.85,126.1

*Theoretical output (N) = Pressure (MPa) × Piston area (mm2).

Weight Table

 

(Unit: kg)

 

Tube Inner Diameter (mm)20253240506380100
Basic weightBasic type0.090.140.200.320.660.921.752.74
Rod-End Long Type (G)0.100.150.210.340.700.971.842.85
Rod End Female Thread Type (F)0.080.120.190.290.600.851.612.53
Additional Bracket WeightFoot type0.110.130.160.220.480.720.961.75
Flange type0.080.100.140.200.340.500.711.35
Clevis Type0.050.080.150.230.400.680.711.28
Pivot bracket0.080.090.170.250.440.800.981.75
Single Knuckle Joint0.050.090.090.100.220.220.390.57
Double knuckle joint (with pin)0.050.090.090.130.260.260.641.31
Additional weight per 50 strokes0.050.070.090.130.190.230.310.43
Additional Switch Magnet Weight0.010.010.010.010.010.020.020.04

Calculation Example) CDG3FN20-100 (built-in magnet, flange type, ø20 mm, 100 stroke)

  • Basic weight: 0.09 kg (basic type, ø20 mm)
  • Additional bracket weight: 0.08 kg (flange type)
  • Additional stroke weight: 0.05 kg / 50 mm
  • Air cylinder stroke: 100 mm
  • Additional switch magnet weight: 0.01 kg

0.09 + 0.08 + 0.05 × (100/50) + 0.01 = 0.28 kg

Mounting Procedure

Mounting procedure for clevis: (ø20 to 63 mm)

Mounting procedure for clevis: (ø20 to 63 mm)

Mounting procedure for clevis: (ø80 to 100 mm)

Mounting procedure for clevis: (ø80 to 100 mm)

Mounting procedure for rod end nut

Mounting procedure for rod end nut

  1. *1: Tighten the clevis bracket mounting bolts to the proper tightening torques detailed below.
      ø20 mm: 1.5 N·m, ø25 to 32 mm: 2.9 N·m, ø40 mm: 4.9 N·m
      ø50 mm: 11.8 N·m, ø63 to 80 mm: 24.5 N·m, ø100 mm: 42.2 N·m
  2. *2: Mount the flange type and foot type so that the distance 't' (clearance) of the rod end nut is at least 1 mm.
  3. *3: The direction of the rod end nut (for male thread) when mounting should be with the hexagonal part at the rod end. Apply the wrench to the hexagonal part.

Diagram

With rubber bumper diagram

With rubber bumper diagram

NumberNameMaterialNotes
1Rod coverAluminum alloyHard anodized aluminum
2Tube CoverAluminum alloyHard anodized aluminum
3PistonAluminum alloyChromate
4Piston rodCarbon steel*Hard chrome plated*
5BushingResin/Copper alloy (Multiple layers)-
6Bumper AResin-
7Damper BResin-
8Wear RingResin-
9Rod End NutCarbon steelNickel plated
10Rod sealNBR-
11Piston SealNBR-
12Tube GasketNBR-

*For cylinders with auto switches, a magnet is attached to the piston.
*The material for ø20 mm and ø25 mm cylinders with auto switches is stainless steel.

Dimensions

 

(Units: mm)

 

Basic type / CG3BN tube inner diameter, stroke, with rubber bumper dimensional drawing

Basic type / CG3BN tube inner diameter, stroke, with rubber bumper dimensional drawing

 
Rod-end female thread / Long rod-end male thread dimensional drawing

Rod-end female thread / Long rod-end male thread dimensional drawing

 
Foot type / CG3LN tube inner diameter, stroke, with rubber bumper dimensional drawing

Foot type / CG3LN tube inner diameter, stroke, with rubber bumper dimensional drawing

  • *See the manufacturer's catalog for dimensional drawings and values other than those provided above.
Part Number
CDG3BN50-75
CDG3BN50-75-A93
CDG3BN50-75-H7C
CDG3BN50-75-M9B
CDG3BN50-75-M9BL
CDG3BN50-75-M9BW
CDG3BN50-75F
CDG3BN50-75F-M9BL
CDG3BN50-75F-M9BW
CDG3BN50-75F-M9NM
CDG3BN50-75F-M9NW
CDG3BN50-77
CDG3BN50-77-M9NM
CDG3BN50-80
CDG3BN50-80G
CDG3BN50-90G
CDG3BN50-90G-A93
CDG3BN50-100
CDG3BN50-100-A93
CDG3BN50-100-A93L
CDG3BN50-100-B54
CDG3BN50-100-M9B
CDG3BN50-100-M9BL
CDG3BN50-100-M9BW
CDG3BN50-100-M9BWL
CDG3BN50-100-M9N
CDG3BN50-100F
CDG3BN50-100F-M9BWL
CDG3BN50-100G
CDG3BN50-107G-C73CL
CDG3BN50-110-M9B
CDG3BN50-125
CDG3BN50-125-A93
CDG3BN50-125-A93L
CDG3BN50-125-M9B
CDG3BN50-125-M9BL
CDG3BN50-125-M9BW
CDG3BN50-125-M9BWL
CDG3BN50-125-M9NM
CDG3BN50-125F
CDG3BN50-125F-A93
CDG3BN50-125F-A93L
CDG3BN50-125F-M9BW
CDG3BN50-125F-M9NLS
CDG3BN50-125G
CDG3BN50-125G-M9BWL
CDG3BN50-135
CDG3BN50-135-M9BZ
CDG3BN50-147G
CDG3BN50-147G-C73CL
CDG3BN50-150
CDG3BN50-150-A93
CDG3BN50-150-A93L
CDG3BN50-150-M9B
CDG3BN50-150-M9BL
CDG3BN50-150-M9BM
CDG3BN50-150-M9BW
CDG3BN50-150-M9BWL
CDG3BN50-150-M9NW
CDG3BN50-150F
CDG3BN50-150F-M9BL
CDG3BN50-150F-M9NL
CDG3BN50-150G
CDG3BN50-150G-M9B
CDG3BN50-150G-M9BW
CDG3BN50-152G-C73CL
CDG3BN50-160
CDG3BN50-160-M9BL
CDG3BN50-170F-M9BL
CDG3BN50-170F-M9BW
CDG3BN50-175-M9B
CDG3BN50-175F-M9B
CDG3BN50-175G-M9B
CDG3BN50-175G-M9BL
CDG3BN50-177G
CDG3BN50-177G-C73CL
CDG3BN50-180
CDG3BN50-180-M9BWL
CDG3BN50-200
CDG3BN50-200-M9B
CDG3BN50-200-M9BW
CDG3BN50-200-M9BWL
CDG3BN50-200-M9PL
CDG3BN50-200F
CDG3BN50-200F-A93
CDG3BN50-200F-A93S
CDG3BN50-200F-M9B
CDG3BN50-200F-M9BL
CDG3BN50-200F-M9BW
CDG3BN50-200F-M9BWL
Part NumberStandard Unit PriceMinimum order quantityVolume DiscountDays to ShipCylinder (Tube) Inner Diameter
(Ø)
Stroke
(mm)
Specifications Auto Switches Lead Wire The number of the switches Type of Mount Support Rod Tip Shape

SGD 224.23

1 Piece(s) 32 Day(s) 5075Built-in magnetWithout switch--Basic typeMale thread

-

1 Piece(s) Quote 5075Built-in magnetA930.52Basic typeMale thread

-

1 Piece(s) Quote 5075Built-in magnetH7C0.52Basic typeMale thread

-

1 Piece(s) Quote 5075Built-in magnetM9B0.52Basic typeMale thread

-

1 Piece(s) Quote 5075Built-in magnetM9B32Basic typeMale thread

-

1 Piece(s) Quote 5075Built-in magnetM9BW0.52Basic typeMale thread

-

1 Piece(s) Quote 5075Built-in magnetWithout switch--Basic typeFemale Thread

-

1 Piece(s) Quote 5075Built-in magnetM9B32Basic typeFemale Thread

-

1 Piece(s) Quote 5075Built-in magnetM9BW0.52Basic typeFemale Thread

-

1 Piece(s) Quote 5075Built-in magnetM9N12Basic typeFemale Thread

-

1 Piece(s) Quote 5075Built-in magnetM9NW0.52Basic typeFemale Thread

-

1 Piece(s) Quote 5077Built-in magnetWithout switch--Basic typeMale thread

-

1 Piece(s) Quote 5077Built-in magnetM9N12Basic typeMale thread

-

1 Piece(s) Quote 5080Built-in magnetWithout switch--Basic typeMale thread

-

1 Piece(s) Quote 5080Built-in magnetWithout switch--Basic typeMale thread, long

-

1 Piece(s) Quote 5090Built-in magnetWithout switch--Basic typeMale thread, long

-

1 Piece(s) Quote 5090Built-in magnetA930.52Basic typeMale thread, long

SGD 233.57

1 Piece(s) 32 Day(s) 50100Built-in magnetWithout switch--Basic typeMale thread

-

1 Piece(s) Quote 50100Built-in magnetA930.52Basic typeMale thread

-

1 Piece(s) Quote 50100Built-in magnetA9332Basic typeMale thread

-

1 Piece(s) Quote 50100Built-in magnetB540.52Basic typeMale thread

-

1 Piece(s) Quote 50100Built-in magnetM9B0.52Basic typeMale thread

-

1 Piece(s) Quote 50100Built-in magnetM9B32Basic typeMale thread

-

1 Piece(s) Quote 50100Built-in magnetM9BW0.52Basic typeMale thread

-

1 Piece(s) Quote 50100Built-in magnetM9BW32Basic typeMale thread

-

1 Piece(s) Quote 50100Built-in magnetM9N0.52Basic typeMale thread

SGD 233.57

1 Piece(s) 32 Day(s) 50100Built-in magnetWithout switch--Basic typeFemale Thread

-

1 Piece(s) Quote 50100Built-in magnetM9BW32Basic typeFemale Thread

SGD 233.57

1 Piece(s) 32 Day(s) 50100Built-in magnetWithout switch--Basic typeMale thread, long

-

1 Piece(s) Quote 50107Built-in magnetC73C32Basic typeMale thread, long

-

1 Piece(s) Quote 50110Built-in magnetM9B0.52Basic typeMale thread

SGD 242.78

1 Piece(s) 32 Day(s) 50125Built-in magnetWithout switch--Basic typeMale thread

-

1 Piece(s) Quote 50125Built-in magnetA930.52Basic typeMale thread

-

1 Piece(s) Quote 50125Built-in magnetA9332Basic typeMale thread

-

1 Piece(s) Quote 50125Built-in magnetM9B0.52Basic typeMale thread

-

1 Piece(s) Quote 50125Built-in magnetM9B32Basic typeMale thread

-

1 Piece(s) Quote 50125Built-in magnetM9BW0.52Basic typeMale thread

-

1 Piece(s) Quote 50125Built-in magnetM9BW32Basic typeMale thread

-

1 Piece(s) Quote 50125Built-in magnetM9N12Basic typeMale thread

-

1 Piece(s) Quote 50125Built-in magnetWithout switch--Basic typeFemale Thread

-

1 Piece(s) Quote 50125Built-in magnetA930.52Basic typeFemale Thread

-

1 Piece(s) Quote 50125Built-in magnetA9332Basic typeFemale Thread

-

1 Piece(s) Quote 50125Built-in magnetM9BW0.52Basic typeFemale Thread

-

1 Piece(s) Quote 50125Built-in magnetM9N31Basic typeFemale Thread

-

1 Piece(s) Quote 50125Built-in magnetWithout switch--Basic typeMale thread, long

-

1 Piece(s) Quote 50125Built-in magnetM9BW32Basic typeMale thread, long

-

1 Piece(s) Quote 50135Built-in magnetWithout switch--Basic typeMale thread

-

1 Piece(s) Quote 50135Built-in magnetM9B52Basic typeMale thread

-

1 Piece(s) Quote 50147Built-in magnetWithout switch--Basic typeMale thread, long

-

1 Piece(s) Quote 50147Built-in magnetC73C32Basic typeMale thread, long

SGD 252.12

1 Piece(s) 32 Day(s) 50150Built-in magnetWithout switch--Basic typeMale thread

-

1 Piece(s) Quote 50150Built-in magnetA930.52Basic typeMale thread

-

1 Piece(s) Quote 50150Built-in magnetA9332Basic typeMale thread

-

1 Piece(s) Quote 50150Built-in magnetM9B0.52Basic typeMale thread

-

1 Piece(s) Quote 50150Built-in magnetM9B32Basic typeMale thread

-

1 Piece(s) Quote 50150Built-in magnetM9B12Basic typeMale thread

-

1 Piece(s) Quote 50150Built-in magnetM9BW0.52Basic typeMale thread

-

1 Piece(s) Quote 50150Built-in magnetM9BW32Basic typeMale thread

-

1 Piece(s) Quote 50150Built-in magnetM9NW0.52Basic typeMale thread

-

1 Piece(s) Quote 50150Built-in magnetWithout switch--Basic typeFemale Thread

-

1 Piece(s) Quote 50150Built-in magnetM9B32Basic typeFemale Thread

-

1 Piece(s) Quote 50150Built-in magnetM9N32Basic typeFemale Thread

-

1 Piece(s) Quote 50150Built-in magnetWithout switch--Basic typeMale thread, long

-

1 Piece(s) Quote 50150Built-in magnetM9B0.52Basic typeMale thread, long

-

1 Piece(s) Quote 50150Built-in magnetM9BW0.52Basic typeMale thread, long

-

1 Piece(s) Quote 50152Built-in magnetC73C32Basic typeMale thread, long

-

1 Piece(s) Quote 50160Built-in magnetWithout switch--Basic typeMale thread

-

1 Piece(s) Quote 50160Built-in magnetM9B32Basic typeMale thread

-

1 Piece(s) Quote 50170Built-in magnetM9B32Basic typeFemale Thread

-

1 Piece(s) Quote 50170Built-in magnetM9BW0.52Basic typeFemale Thread

-

1 Piece(s) Quote 50175Built-in magnetM9B0.52Basic typeMale thread

-

1 Piece(s) Quote 50175Built-in magnetM9B0.52Basic typeFemale Thread

-

1 Piece(s) Quote 50175Built-in magnetM9B0.52Basic typeMale thread, long

-

1 Piece(s) Quote 50175Built-in magnetM9B32Basic typeMale thread, long

-

1 Piece(s) Quote 50177Built-in magnetWithout switch--Basic typeMale thread, long

-

1 Piece(s) Quote 50177Built-in magnetC73C32Basic typeMale thread, long

-

1 Piece(s) Quote 50180Built-in magnetWithout switch--Basic typeMale thread

-

1 Piece(s) Quote 50180Built-in magnetM9BW32Basic typeMale thread

SGD 270.67

1 Piece(s) 32 Day(s) 50200Built-in magnetWithout switch--Basic typeMale thread

-

1 Piece(s) Quote 50200Built-in magnetM9B0.52Basic typeMale thread

-

1 Piece(s) Quote 50200Built-in magnetM9BW0.52Basic typeMale thread

-

1 Piece(s) Quote 50200Built-in magnetM9BW32Basic typeMale thread

-

1 Piece(s) Quote 50200Built-in magnetM9P32Basic typeMale thread

-

1 Piece(s) Quote 50200Built-in magnetWithout switch--Basic typeFemale Thread

-

1 Piece(s) Quote 50200Built-in magnetA930.52Basic typeFemale Thread

-

1 Piece(s) Quote 50200Built-in magnetA930.51Basic typeFemale Thread

-

1 Piece(s) Quote 50200Built-in magnetM9B0.52Basic typeFemale Thread

-

1 Piece(s) Quote 50200Built-in magnetM9B32Basic typeFemale Thread

-

1 Piece(s) Quote 50200Built-in magnetM9BW0.52Basic typeFemale Thread

-

1 Piece(s) Quote 50200Built-in magnetM9BW32Basic typeFemale Thread

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Basic Information

Cylinder Operation Method Double Acting Rod Operation Method Single Rods Main Body Shape Standard
Additional Function Standard Environment, Applications Standard Cushion Rubber cushion
Operating Pressure(MPa) 0.05 to 0.7

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