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MB1K Series Square-Tube Type Air Cylinder, Non-Rotating Rod Type, Double Acting, Single Rod (Part Numbers)

MB1K Series Square-Tube Type Air Cylinder, Non-Rotating Rod Type, Double Acting, Single Rod

A lightweight air cylinder that can be made lighter by changing the shape of the rod cover and head cover.
[Features]
· Square-tube type air cylinder.
· Can mount small auto switches on 4 surfaces.
· Non-rotating type (MB1K) or type with auto switch (built-in magnet) (MDB1K).
· RoHS compliant.
· Bore size: 32 mm / 40 mm / 50 mm / 63 mm / 80 mm / 100 mm.
· Port thread types: Rc, NPT, G.
· Rod boot: none (Nil), nylon tarpaulin (J), heat-resistant tarpaulin (K).
· Action: double acting, single rod.

(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

MB1K Series Square-Tube Type Air Cylinder, Non-Rotating Rod Type: Double Acting, Single Rod Specifications

MB1K Series external appearance

MB1K Series external appearance

MB1K Series (air cushion) JIS symbol

MB1K Series (air cushion) JIS symbol

Specifications

  • Fluid: air
  • Guaranteed proof pressure: 1.5 MPa
  • Maximum operating pressure: 1 MPa
  • Minimum operating pressure: 0.05 MPa
  • Ambient and fluid temperature (without auto switch): -10 to +70°C (no freezing)
  • Ambient and fluid temperature (with auto switch): -10 to +60°C (no freezing)
  • Lubrication: non-lube
  • Piston speed: 50 to 1,000 mm/s
  • Stroke length tolerance*: up to 250: (0 to +1) / 251 to 1,000: (0 to +1.4) / 1,001 to 1,500: (0 to +1.8)
  • Cushion: air cushion or rubber bumper
  • Port size (Rc, NPT, G): 1/8 (32‑mm bore size), 1/4 (40‑mm, 50‑mm bore size), 3/8 (63‑mm, 80‑mm bore size), 1/2 (100‑mm bore size)
  • Mounting: basic type, axial foot type, rod-end flange type, head-end flange type, single clevis type, double clevis type
  • Non-rotating accuracy: ±0.5° (32‑mm, 40‑mm, 50‑mm, 63‑mm bore size), ±0.3° (80‑mm, 100‑mm bore size)
  • Allowable rotating torque: 0.25 N·m or less (32‑mm bore size), 0.45 N·m or less (45‑mm bore size), 0.64 N·m or less (50‑mm, 63‑mm bore size), 0.79 N·m or less (80‑mm bore size), 0.93 N·m or less (100‑mm bore size)

*Kinetic energy absorbable by the cushion mechanism is identical to double acting, single rod.

Diagram

Diagram: MB1K Series

Diagram: MB1K Series

NumberNameMaterialQuantityNotes
1Rod coverDiecast aluminum1Trivalent chromated
2Head coverDiecast aluminum1Trivalent chromated
3Cylinder TubeAluminum alloy1Hard anodized aluminum
4Piston rodStainless steel1-
5PistonAluminum alloy1-
6Cushion RingRolled steel2Zinc chromate
7Piston NutRolled steel1Zinc chromate
8Non-Rotating GuideResin/Copper alloy (Multiple layers)1-
9Cushion valveSteel wire2Zinc trivalent chromate
10Retaining RingSteel for spring2ø40 to 100 mm
11Tie-rodCarbon steel4Zinc trivalent chromate
12Tie-rod nutCarbon steel8Zinc trivalent chromate
13Wear RingResin1-
14Rod packingNBR1-
15Piston packingNBR1-
16Cushion SealUrethane2-
17Cushion valve sealNBR2-
18Cylinder Tube GasketNBR2-
19Rod end nutRolled steel1Zinc trivalent chromate
20Magnet-(1)-
21Hex Socket Head Set ScrewSteel wire2Black trivalent chromate

*Models without air cushion are designed to include rubber bumpers.
Since the bumpers are attached to the both sides of the piston, the overall length is longer than the cylinder with air cushion as follows: ø32 (32‑mm bore size), ø40 (40‑mm bore size): 6 mm; ø50 (50‑mm bore size), ø63 (63‑mm bore size): 8 mm; ø80 (80‑mm bore size), ø100 (100‑mm bore size): 10 mm.

Drawing

Standard type

Basic type: (B) dimensional drawing

Basic type: (B) dimensional drawing

 

(Units: mm)

 

Tube inner diameter
(mm)
Stroke rangeAALBB1CDEFGHH1
32Up to 5002219.5461732.512.2301313476
40Up to 500302752223814.2351314518
50Up to 6003532652746.519401415.55811
63Up to 6003532752756.519451416.55811
80Up to 8004037953272234520197213
100Up to 80040371144189275520197216
Tube inner diameter
(mm)
JMAMBMMN*PSVWZZ
32M6 × 1164M10 × 1.25261/88446.5135
40M6 × 1164M14 × 1.5261/48449139
50M8 × 1.25165M18 × 1.530.51/494510.5156
63M8 × 1.25165M18 × 1.530.53/894912156
80M10 × 1.5165M22 × 1.5373/811411.514190
100M10 × 1.5165M26 × 1.5371/21141715190

Precautions

  • *Product images are representative models.
  • *Dimensions for each mounting type are the same as those for the standard single-rod model. See the manufacturer's catalog for details.
  • *See the SMC catalog for information other than that detailed above.
Part Number
MB1KB32-20Z
MB1KB32-40Z
MB1KB32-100Z
MB1KB32-150JZ
MB1KB32-150Z
MB1KB32-250Z
MB1KB32-300Z
MB1KB32TN-100Z
MB1KB40-300JZ
MB1KB50-50Z
MB1KB50-75Z
MB1KB50-100Z
MB1KB50-125JZ
MB1KB50-125Z
MB1KB50-150Z
MB1KB50-200Z
MB1KB50-250Z
MB1KB50-450Z
MB1KB50-600Z
MB1KB50TF-150Z
MB1KB63-35Z
MB1KB63-75KZ
MB1KB63-200Z
MB1KB63-250Z
MB1KB63-300Z
MB1KB63TF-400Z
MB1KB80-25Z
MB1KB80-50Z
MB1KB80-75Z
MB1KB80-100Z
MB1KB80-125Z
MB1KB80-200Z
MB1KB80-290Z
MB1KB80-300Z
MB1KB80-350Z
MB1KB100-25Z
MB1KB100-100Z
MB1KB100TF-100Z
MB1KC63-250Z
MB1KD40-45Z
MB1KD40-135JZ
MB1KD50-50Z
MB1KD63-150Z
MB1KD63-250Z
MB1KD80-150Z
MB1KD100-150NZ-NW
MB1KF32-75Z-V
MB1KF32-100Z
MB1KF32-300Z
MB1KF40-52Z
MB1KF40-55Z
MB1KF50-100Z
MB1KF50-150Z
MB1KF50-400JZ
MB1KF63-50Z
MB1KF63-200Z
MB1KF80-150Z
MB1KF100-100Z
MB1KF100-150Z
MB1KF100-500Z
MB1KG32-250Z
MB1KG40-50Z
MB1KG40-75Z
MB1KG40-125Z
MB1KG40-175NZ
MB1KG50-75Z
MB1KG50-400Z
MB1KG50-500Z
MB1KL32-50Z
MB1KL32-100Z
MB1KL32-125Z
MB1KL40-180Z
MB1KL50-50Z
MB1KL50-180Z
MB1KL50-200Z
MB1KL50-250Z
MB1KL50-500Z
MB1KL63-500Z
MB1KL80-540Z
MB1KL80-700Z
MB1KL80-800JZ
MB1KL80-800Z
MB1KL100-500Z
MB1KWF32-100Z
MDB1KB32-25Z
MDB1KB32-25Z-A93L
MDB1KB32-50Z
MDB1KB32-50Z-M9PLS
MDB1KB32-50Z-Y59B
MDB1KB32-75Z
Part NumberStandard Unit PriceMinimum 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 Swinging Receiving Metal Rod Tip Metal Fitting Type of Mount Support Bellows Connector type

MYR 604.02

1 Piece(s) 27 Day(s) or more -20Air cushionWithout magnetRc---Without bracketWithout bracketBasic typeNoneNone

MYR 565.78

1 Piece(s) 27 Day(s) or more 3240Air cushionWithout magnetRc---NoneWithout bracketBasic typeNone-

MYR 618.39

1 Piece(s) 27 Day(s) or more 32100Air cushionWithout magnetRc---NoneWithout bracketBasic typeNone-

MYR 897.34

1 Piece(s) 27 Day(s) or more -150Air cushionWithout magnetRc---Without bracketWithout bracketBasic typeNylon tarpaulinNone

MYR 613.10

1 Piece(s) 27 Day(s) or more 32150Air cushionWithout magnetRc---NoneWithout bracketBasic typeNone-

MYR 659.63

1 Piece(s) 27 Day(s) or more 32250Air cushionWithout magnetRc---NoneWithout bracketBasic typeNone-

MYR 684.05

1 Piece(s) 27 Day(s) or more 32300Air cushionWithout magnetRc---NoneWithout bracketBasic typeNone-

MYR 589.42

1 Piece(s) 27 Day(s) or more 32100Air cushionWithout magnetNPT---NoneWithout bracketBasic typeNone-

MYR 1,030.93

1 Piece(s) 27 Day(s) or more 40300Air cushionWithout magnetRc---NoneWithout bracketBasic typeNylon tarpaulin-

MYR 798.01

1 Piece(s) 27 Day(s) or more 5050Air cushionWithout magnetRc---NoneWithout bracketBasic typeNone-

MYR 887.57

1 Piece(s) 27 Day(s) or more 5075Air cushionWithout magnetRc---NoneWithout bracketBasic typeNone-

MYR 853.15

1 Piece(s) 27 Day(s) or more 50100Air cushionWithout magnetRc---NoneWithout bracketBasic typeNone-

MYR 1,078.25

1 Piece(s) 27 Day(s) or more 50125Air cushionWithout magnetRc---NoneWithout bracketBasic typeNylon tarpaulin-

MYR 871.91

1 Piece(s) 27 Day(s) or more 50125Air cushionWithout magnetRc---NoneWithout bracketBasic typeNone-

MYR 992.30

1 Piece(s) 27 Day(s) or more 50150Air cushionWithout magnetRc---Without bracketWithout bracketBasic typeNoneNone

MYR 963.55

1 Piece(s) 27 Day(s) or more 50200Air cushionWithout magnetRc---NoneWithout bracketBasic typeNone-

MYR 1,018.79

1 Piece(s) 47 Day(s) or more 50250Air cushionWithout magnetRc---NoneWithout bracketBasic typeNone-

MYR 1,239.52

1 Piece(s) 27 Day(s) or more 50450Air cushionWithout magnetRc---NoneWithout bracketBasic typeNone-

MYR 1,532.33

1 Piece(s) 27 Day(s) or more 50600Air cushionWithout magnetRc---Without bracketWithout bracketBasic typeNoneNone

MYR 899.55

1 Piece(s) 27 Day(s) or more 50150Air cushionWithout magnetG---NoneWithout bracketBasic typeNone-

MYR 932.39

1 Piece(s) 27 Day(s) or more 6335Air cushionWithout magnetRc---NoneWithout bracketBasic typeNone-

MYR 1,202.21

1 Piece(s) 27 Day(s) or more 6375Air cushionWithout magnetRc---NoneWithout bracketBasic typeHeat-resistant tarpaulin-

MYR 1,222.12

1 Piece(s) 27 Day(s) or more 63200Air cushionWithout magnetRc---NoneWithout bracketBasic typeNone-

MYR 1,154.70

1 Piece(s) 27 Day(s) or more 63250Air cushionWithout magnetRc---NoneWithout bracketBasic typeNone-

MYR 1,210.36

1 Piece(s) 27 Day(s) or more 63300Air cushionWithout magnetRc---NoneWithout bracketBasic typeNone-

MYR 1,458.15

1 Piece(s) 27 Day(s) or more 63400Air cushionWithout magnetG---Without bracketWithout bracketBasic typeNoneNone

MYR 1,508.70

1 Piece(s) 27 Day(s) or more 8025Air cushionWithout magnetRc---Without bracketWithout bracketBasic typeNoneNone

MYR 1,420.86

1 Piece(s) 27 Day(s) or more 8050Air cushionWithout magnetRc---NoneWithout bracketBasic typeNone-

MYR 1,460.25

1 Piece(s) 27 Day(s) or more 8075Air cushionWithout magnetRc---NoneWithout bracketBasic typeNone-

MYR 1,635.54

1 Piece(s) 27 Day(s) or more 80100Air cushionWithout magnetRc---NoneWithout bracketBasic typeNone-

MYR 1,685.25

1 Piece(s) 27 Day(s) or more 80125Air cushionWithout magnetRc---NoneWithout bracketBasic typeNone-

MYR 1,657.30

1 Piece(s) 27 Day(s) or more 80200Air cushionWithout magnetRc---NoneWithout bracketBasic typeNone-

MYR 1,815.01

1 Piece(s) 27 Day(s) or more 80290Air cushionWithout magnetRc---NoneWithout bracketBasic typeNone-

MYR 1,806.74

1 Piece(s) 27 Day(s) or more 80300Air cushionWithout magnetRc---NoneWithout bracketBasic typeNone-

MYR 2,021.16

1 Piece(s) 27 Day(s) or more 80350Air cushionWithout magnetRc---Without bracketWithout bracketBasic typeNoneNone

MYR 1,539.13

1 Piece(s) 27 Day(s) or more 10025Air cushionWithout magnetRc---NoneWithout bracketBasic typeNone-

MYR 1,886.30

1 Piece(s) 27 Day(s) or more 100100Air cushionWithout magnetRc---NoneWithout bracketBasic typeNone-

MYR 1,704.67

1 Piece(s) 27 Day(s) or more 100100Air cushionWithout magnetG---NoneWithout bracketBasic typeNone-

MYR 1,223.72

1 Piece(s) 27 Day(s) or more 63250Air cushionWithout magnetRc---NoneWithout bracketSingle clevisNone-

MYR 632.42

1 Piece(s) 27 Day(s) or more 4045Air cushionWithout magnetRc---NoneWithout bracketU-Shaped Clevis TypeNone-

MYR 904.78

1 Piece(s) 27 Day(s) or more 40135Air cushionWithout magnetRc---NoneWithout bracketU-Shaped Clevis TypeNylon tarpaulin-

MYR 837.40

1 Piece(s) 27 Day(s) or more 5050Air cushionWithout magnetRc---NoneWithout bracketU-Shaped Clevis TypeNone-

MYR 1,113.33

1 Piece(s) 27 Day(s) or more 63150Air cushionWithout magnetRc---NoneWithout bracketU-Shaped Clevis TypeNone-

MYR 1,210.36

1 Piece(s) 27 Day(s) or more 63250Air cushionWithout magnetRc---NoneWithout bracketU-Shaped Clevis TypeNone-

MYR 1,784.62

1 Piece(s) 27 Day(s) or more 80150Air cushionWithout magnetRc---Without bracketWithout bracketU-Shaped Clevis TypeNoneNone

MYR 2,329.66

1 Piece(s) 27 Day(s) or more 100150Rubber cushionWithout magnetRc---YesU-Shaped Knuckle JointU-Shaped Clevis TypeNone-

MYR 701.76

1 Piece(s) 27 Day(s) or more -75Air cushionWithout magnetRc---Without bracketSingle knuckle jointRod-end flange typeNoneNone

MYR 664.48

1 Piece(s) 27 Day(s) or more 32100Air cushionWithout magnetRc---NoneWithout bracketRod-end flange typeNone-

MYR 799.26

1 Piece(s) 27 Day(s) or more 32300Air cushionWithout magnetRc---NoneWithout bracketRod-end flange typeNone-

MYR 636.75

1 Piece(s) 27 Day(s) or more 4052Air cushionWithout magnetRc---NoneWithout bracketRod-end flange typeNone-

MYR 636.75

1 Piece(s) 27 Day(s) or more 4055Air cushionWithout magnetRc---NoneWithout bracketRod-end flange typeNone-

MYR 975.03

1 Piece(s) 27 Day(s) or more 50100Air cushionWithout magnetRc---Without bracketWithout bracketRod-end flange typeNoneNone

MYR 1,047.96

1 Piece(s) 27 Day(s) or more 50150Air cushionWithout magnetRc---NoneWithout bracketRod-end flange typeNone-

MYR 1,678.54

1 Piece(s) 27 Day(s) or more 50400Air cushionWithout magnetRc---Without bracketWithout bracketRod-end flange typeNylon tarpaulinNone

MYR 1,002.99

1 Piece(s) 27 Day(s) or more 6350Air cushionWithout magnetRcNone--NoneWithout bracketRod-end flange typeNone-

MYR 1,154.70

1 Piece(s) 27 Day(s) or more 63200Air cushionWithout magnetRc---NoneWithout bracketRod-end flange typeNone-

MYR 1,643.88

1 Piece(s) 27 Day(s) or more 80150Air cushionWithout magnetRc---NoneWithout bracketRod-end flange typeNone-

MYR 1,807.13

1 Piece(s) 27 Day(s) or more 100100Air cushionWithout magnetRc---NoneWithout bracketRod-end flange typeNone-

MYR 1,917.47

1 Piece(s) 27 Day(s) or more 100150Air cushionWithout magnetRc---NoneWithout bracketRod-end flange typeNone-

MYR 2,977.92

1 Piece(s) 27 Day(s) or more 100500Air cushionWithout magnetRc---NoneWithout bracketRod-end flange typeNone-

MYR 699.81

1 Piece(s) 27 Day(s) or more 32250Air cushionWithout magnetRc---NoneWithout bracketHead-end flangeNone-

MYR 621.57

1 Piece(s) 27 Day(s) or more 4050Air cushionWithout magnetRc---NoneWithout bracketHead-end flangeNone-

MYR 707.53

1 Piece(s) 27 Day(s) or more 4075Air cushionWithout magnetRc---Without bracketWithout bracketHead-end flangeNoneNone

MYR 667.04

1 Piece(s) 27 Day(s) or more 40125Air cushionWithout magnetRc---NoneWithout bracketHead-end flangeNone-

MYR 711.25

1 Piece(s) 27 Day(s) or more 40175Rubber cushionWithout magnetRc---NoneWithout bracketHead-end flangeNone-

MYR 942.87

1 Piece(s) 27 Day(s) or more 5075Air cushionWithout magnetRc---NoneWithout bracketHead-end flangeNone-

MYR 1,223.72

1 Piece(s) 27 Day(s) or more 50400Air cushionWithout magnetRc---NoneWithout bracketHead-end flangeNone-

MYR 1,458.15

1 Piece(s) 27 Day(s) or more 50500Air cushionWithout magnetRc---Without bracketWithout bracketHead-end flangeNoneNone

MYR 605.22

1 Piece(s) 27 Day(s) or more 3250Air cushionWithout magnetRc---NoneWithout bracketAxial foot typeNone-

MYR 621.74

1 Piece(s) 27 Day(s) or more 32100Air cushionWithout magnetRc---NoneWithout bracketAxial foot typeNone-

MYR 698.92

1 Piece(s) 27 Day(s) or more -125Air cushionWithout magnetRc---Without bracketWithout bracketAxial foot typeNoneNone

MYR 793.77

1 Piece(s) 27 Day(s) or more 40180Air cushionWithout magnetRc---Without bracketWithout bracketAxial foot typeNoneNone

MYR 837.40

1 Piece(s) 27 Day(s) or more 5050Air cushionWithout magnetRc---NoneWithout bracketAxial foot typeNone-

MYR 1,095.75

1 Piece(s) 27 Day(s) or more 50180Air cushionWithout magnetRc---Without bracketWithout bracketAxial foot typeNoneNone

MYR 993.04

1 Piece(s) 27 Day(s) or more 50200Air cushionWithout magnetRc---NoneWithout bracketAxial foot typeNone-

MYR 1,048.64

1 Piece(s) 27 Day(s) or more 50250Air cushionWithout magnetRc---NoneWithout bracketAxial foot typeNone-

MYR 1,326.56

1 Piece(s) 27 Day(s) or more 50500Air cushionWithout magnetRc---NoneWithout bracketAxial foot typeNone-

MYR 1,499.69

1 Piece(s) 27 Day(s) or more 63500Air cushionWithout magnetRc---NoneWithout bracketAxial foot typeNone-

MYR 2,415.31

1 Piece(s) 27 Day(s) or more 80540Air cushionWithout magnetRc---Without bracketWithout bracketAxial foot typeNoneNone

MYR 2,794.45

1 Piece(s) 27 Day(s) or more 80700Air cushionWithout magnetRc---NoneWithout bracketAxial foot typeNone-

MYR 3,325.20

1 Piece(s) 27 Day(s) or more 80800Air cushionWithout magnetRc---NoneWithout bracketAxial foot typeNylon tarpaulin-

MYR 2,682.28

1 Piece(s) 27 Day(s) or more 80800Air cushionWithout magnetRc---NoneWithout bracketAxial foot typeNone-

MYR 2,690.16

1 Piece(s) 27 Day(s) or more 100500Air cushionWithout magnetRc---NoneWithout bracketAxial foot typeNone-

MYR 778.64

1 Piece(s) 27 Day(s) or more 32100-Without magnet---------

MYR 579.98

1 Piece(s) 27 Day(s) or more 3225Air cushionBuilt-in magnetRcNone--NoneWithout bracketBasic typeNone-

MYR 811.04

1 Piece(s) 27 Day(s) or more -25Air cushionBuilt-in magnetRcA9332Without bracketWithout bracketBasic typeNoneNone

MYR 592.12

1 Piece(s) 27 Day(s) or more 3250Air cushionBuilt-in magnetRcNone--NoneWithout bracketBasic typeNone-

MYR 707.70

1 Piece(s) 27 Day(s) or more 3250Air cushionBuilt-in magnetRcM9P31NoneWithout bracketBasic typeNone-

MYR 875.97

1 Piece(s) 27 Day(s) or more 3250Air cushionBuilt-in magnetRcY59B0.52NoneWithout bracketBasic typeNone-

MYR 586.18

1 Piece(s) 27 Day(s) or more 3275Air cushionBuilt-in magnetRcNone--NoneWithout bracketBasic typeNone-

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Basic Information

Rod Operation Method Single Rods Main Body Shape Plate Cylinder Cylinder Operation Method Double Acting
Additional Function With rod detent function Environment, Applications Standard Operating Pressure(MPa) 0.05 to 1.0

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