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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
MDB1KB40-200Z
MDB1KB40-200Z-A93L
MDB1KB40-200Z-M9BWM
MDB1KB40-420Z
MDB1KB40-440Z
MDB1KB40-450Z-M9BL
MDB1KB40-450Z-M9PWZ
MDB1KB40-500Z
MDB1KB50-50Z
MDB1KB50-55Z
MDB1KB50-100Z-M9BW
MDB1KB50-125Z
MDB1KB50-175Z-A93LS
MDB1KB50-200Z
MDB1KB50-200Z-M9BL
MDB1KB50-200Z-M9BS
MDB1KB50-290Z
MDB1KB50-380Z
MDB1KB50-400Z
MDB1KB50-450Z
MDB1KB63-10NZ
MDB1KB63-10Z
MDB1KB63-15Z
MDB1KB63-25Z
MDB1KB63-25Z-M9PL
MDB1KB63-350KZ
MDB1KB63-380Z
MDB1KB80-10Z-M9BL
MDB1KB80-25Z
MDB1KB80-30Z
MDB1KB80-50Z-M9BW
MDB1KB80-75Z
MDB1KB80-100Z-M9BL
MDB1KB80-125Z
MDB1KB80-150Z
MDB1KB80-175Z
MDB1KB80-175Z-M9BWM
MDB1KB80-190Z
MDB1KB80-200Z
MDB1KB80-200Z-M9BWM
MDB1KB80-300Z
MDB1KB80-400Z
MDB1KB80-450Z
MDB1KB80-700Z-A93L
MDB1KB80-800Z-M9BL
MDB1KB100-25Z
MDB1KB100-50Z
MDB1KB100-550Z
MDB1KB100-550Z-A93
MDB1KC63-150Z
MDB1KD32-75Z-M9B
MDB1KD32-125Z
MDB1KD50-50Z-M9BW
MDB1KD50-300Z
MDB1KD50-300Z-M9N
MDB1KD80-75Z
MDB1KD80-150Z
MDB1KD80-150Z-M9B
MDB1KF32-75Z
MDB1KF32-75Z-M9BAM
MDB1KF32-75Z-M9BM
MDB1KF32-75Z-M9BWL
MDB1KF32-100Z
MDB1KF32-150Z
MDB1KF32-200Z-M9BW
MDB1KF32-200Z-M9BWL
MDB1KF32-250Z
MDB1KF32-250Z-M9BL
MDB1KF32-300Z
MDB1KF32-400Z
MDB1KF32-400Z-M9BL
MDB1KF32-400Z-M9BV
MDB1KF40-125Z-M9BWL
MDB1KF40-150Z
MDB1KF40-150Z-M9NS
MDB1KF40-175Z-M9BL
MDB1KF40-300Z
MDB1KF40-300Z-M9BW
MDB1KF40-350Z-M9PW
MDB1KF40-420Z-M9N
MDB1KF40-440Z-M9N
MDB1KF50-30Z
MDB1KF50-30Z-A93Z
MDB1KF50-50Z-W-M9BAV
MDB1KF50-125Z
MDB1KF50-125Z-A93L
MDB1KF50-250Z-A93L
MDB1KF50-300JZ
MDB1KF63-50Z
MDB1KF63-50Z-M9BW
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 Swinging Receiving Metal Rod Tip Metal Fitting Type of Mount Support Bellows
1 Piece(s) Quote 40200Air cushionBuilt-in magnetRcNone--NoneWithout bracketBasic typeNone
1 Piece(s) Quote 40200Air cushionBuilt-in magnetRcA9332NoneWithout bracketBasic typeNone
1 Piece(s) Quote 40200Air cushionBuilt-in magnetRcM9BW12NoneWithout bracketBasic typeNone
1 Piece(s) Quote 40420Air cushionBuilt-in magnetRcNone--NoneWithout bracketBasic typeNone
1 Piece(s) Quote 40440Air cushionBuilt-in magnetRcNone--NoneWithout bracketBasic typeNone
1 Piece(s) Quote 40450Air cushionBuilt-in magnetRcM9B32NoneWithout bracketBasic typeNone
1 Piece(s) Quote 40450Air cushionBuilt-in magnetRcM9PW52NoneWithout bracketBasic typeNone
1 Piece(s) Quote 40500Air cushionBuilt-in magnetRcNone--NoneWithout bracketBasic typeNone
1 Piece(s) Quote 5050Air cushionBuilt-in magnetRcNone--NoneWithout bracketBasic typeNone
1 Piece(s) Quote 5055Air cushionBuilt-in magnetRcNone--NoneWithout bracketBasic typeNone
1 Piece(s) Quote 50100Air cushionBuilt-in magnetRcM9BW0.52NoneWithout bracketBasic typeNone
1 Piece(s) Quote 50125Air cushionBuilt-in magnetRcNone--NoneWithout bracketBasic typeNone
1 Piece(s) Quote 50175Air cushionBuilt-in magnetRcA9331NoneWithout bracketBasic typeNone
1 Piece(s) Quote 50200Air cushionBuilt-in magnetRcNone--NoneWithout bracketBasic typeNone
1 Piece(s) Quote 50200Air cushionBuilt-in magnetRcM9B32NoneWithout bracketBasic typeNone
1 Piece(s) Quote 50200Air cushionBuilt-in magnetRcM9B0.51NoneWithout bracketBasic typeNone
1 Piece(s) Quote 50290Air cushionBuilt-in magnetRcNone--NoneWithout bracketBasic typeNone
1 Piece(s) Quote 50380Air cushionBuilt-in magnetRcNone--NoneWithout bracketBasic typeNone
1 Piece(s) Quote 50400Air cushionBuilt-in magnetRcNone--NoneWithout bracketBasic typeNone
1 Piece(s) Quote 50450Air cushionBuilt-in magnetRcNone--NoneWithout bracketBasic typeNone
1 Piece(s) Quote 6310Rubber cushionBuilt-in magnetRcNone--NoneWithout bracketBasic typeNone
1 Piece(s) Quote 6310Air cushionBuilt-in magnetRcNone--NoneWithout bracketBasic typeNone
1 Piece(s) Quote 6315Air cushionBuilt-in magnetRcNone--NoneWithout bracketBasic typeNone
1 Piece(s) Quote 6325Air cushionBuilt-in magnetRcNone--NoneWithout bracketBasic typeNone
1 Piece(s) Quote 6325Air cushionBuilt-in magnetRcM9P32NoneWithout bracketBasic typeNone
1 Piece(s) Quote 63350Air cushionBuilt-in magnetRcNone--NoneWithout bracketBasic typeHeat-resistant tarpaulin
1 Piece(s) Quote 63380Air cushionBuilt-in magnetRcNone--NoneWithout bracketBasic typeNone
1 Piece(s) Quote 8010Air cushionBuilt-in magnetRcM9B32NoneWithout bracketBasic typeNone
1 Piece(s) Quote 8025Air cushionBuilt-in magnetRcNone--NoneWithout bracketBasic typeNone
1 Piece(s) Quote 8030Air cushionBuilt-in magnetRcNone--NoneWithout bracketBasic typeNone
1 Piece(s) Quote 8050Air cushionBuilt-in magnetRcM9BW0.52NoneWithout bracketBasic typeNone
1 Piece(s) Quote 8075Air cushionBuilt-in magnetRcNone--NoneWithout bracketBasic typeNone
1 Piece(s) Quote 80100Air cushionBuilt-in magnetRcM9B32NoneWithout bracketBasic typeNone
1 Piece(s) Quote 80125Air cushionBuilt-in magnetRcNone--NoneWithout bracketBasic typeNone
1 Piece(s) Quote 80150Air cushionBuilt-in magnetRcNone--NoneWithout bracketBasic typeNone
1 Piece(s) Quote 80175Air cushionBuilt-in magnetRcNone--NoneWithout bracketBasic typeNone
1 Piece(s) Quote 80175Air cushionBuilt-in magnetRcM9BW12NoneWithout bracketBasic typeNone
1 Piece(s) Quote 80190Air cushionBuilt-in magnetRcNone--NoneWithout bracketBasic typeNone
1 Piece(s) Quote 80200Air cushionBuilt-in magnetRcNone--NoneWithout bracketBasic typeNone
1 Piece(s) Quote 80200Air cushionBuilt-in magnetRcM9BW12NoneWithout bracketBasic typeNone
1 Piece(s) Quote 80300Air cushionBuilt-in magnetRcNone--NoneWithout bracketBasic typeNone
1 Piece(s) Quote 80400Air cushionBuilt-in magnetRcNone--NoneWithout bracketBasic typeNone
1 Piece(s) Quote 80450Air cushionBuilt-in magnetRcNone--NoneWithout bracketBasic typeNone
1 Piece(s) Quote 80700Air cushionBuilt-in magnetRcA9332NoneWithout bracketBasic typeNone
1 Piece(s) Quote 80800Air cushionBuilt-in magnetRcM9B32NoneWithout bracketBasic typeNone
1 Piece(s) Quote 10025Air cushionBuilt-in magnetRcNone--NoneWithout bracketBasic typeNone
1 Piece(s) Quote 10050Air cushionBuilt-in magnetRcNone--NoneWithout bracketBasic typeNone
1 Piece(s) Quote 100550Air cushionBuilt-in magnetRcNone--NoneWithout bracketBasic typeNone
1 Piece(s) Quote 100550Air cushionBuilt-in magnetRcA930.52NoneWithout bracketBasic typeNone
1 Piece(s) Quote 63150Air cushionBuilt-in magnetRcNone--NoneWithout bracketSingle clevisNone
1 Piece(s) Quote 3275Air cushionBuilt-in magnetRcM9B0.52NoneWithout bracketU-Shaped Clevis TypeNone
1 Piece(s) Quote 32125Air cushionBuilt-in magnetRcNone--NoneWithout bracketU-Shaped Clevis TypeNone
1 Piece(s) Quote 5050Air cushionBuilt-in magnetRcM9BW0.52NoneWithout bracketU-Shaped Clevis TypeNone
1 Piece(s) Quote 50300Air cushionBuilt-in magnetRcNone--NoneWithout bracketU-Shaped Clevis TypeNone
1 Piece(s) Quote 50300Air cushionBuilt-in magnetRcM9N0.52NoneWithout bracketU-Shaped Clevis TypeNone
1 Piece(s) Quote 8075Air cushionBuilt-in magnetRcNone--NoneWithout bracketU-Shaped Clevis TypeNone
1 Piece(s) Quote 80150Air cushionBuilt-in magnetRcNone--NoneWithout bracketU-Shaped Clevis TypeNone
1 Piece(s) Quote 80150Air cushionBuilt-in magnetRcM9B0.52NoneWithout bracketU-Shaped Clevis TypeNone
1 Piece(s) Quote 3275Air cushionBuilt-in magnetRcNone--NoneWithout bracketRod-end flange typeNone
1 Piece(s) Quote 3275Air cushionBuilt-in magnetRcM9BA12NoneWithout bracketRod-end flange typeNone
1 Piece(s) Quote 3275Air cushionBuilt-in magnetRcM9B12NoneWithout bracketRod-end flange typeNone
1 Piece(s) Quote 3275Air cushionBuilt-in magnetRcM9BW32NoneWithout bracketRod-end flange typeNone
1 Piece(s) Quote 32100Air cushionBuilt-in magnetRcNone--NoneWithout bracketRod-end flange typeNone
1 Piece(s) Quote 32150Air cushionBuilt-in magnetRcNone--NoneWithout bracketRod-end flange typeNone
1 Piece(s) Quote 32200Air cushionBuilt-in magnetRcM9BW0.52NoneWithout bracketRod-end flange typeNone
1 Piece(s) Quote 32200Air cushionBuilt-in magnetRcM9BW32NoneWithout bracketRod-end flange typeNone
1 Piece(s) Quote 32250Air cushionBuilt-in magnetRcNone--NoneWithout bracketRod-end flange typeNone
1 Piece(s) Quote 32250Air cushionBuilt-in magnetRcM9B32NoneWithout bracketRod-end flange typeNone
1 Piece(s) Quote 32300Air cushionBuilt-in magnetRcNone--NoneWithout bracketRod-end flange typeNone
1 Piece(s) Quote 32400Air cushionBuilt-in magnetRcNone--NoneWithout bracketRod-end flange typeNone
1 Piece(s) Quote 32400Air cushionBuilt-in magnetRcM9B32NoneWithout bracketRod-end flange typeNone
1 Piece(s) Quote 32400Air cushionBuilt-in magnetRcM9BV0.52NoneWithout bracketRod-end flange typeNone
1 Piece(s) Quote 40125Air cushionBuilt-in magnetRcM9BW32NoneWithout bracketRod-end flange typeNone
1 Piece(s) Quote 40150Air cushionBuilt-in magnetRcNone--NoneWithout bracketRod-end flange typeNone
1 Piece(s) Quote 40150Air cushionBuilt-in magnetRcM9N0.51NoneWithout bracketRod-end flange typeNone
1 Piece(s) Quote 40175Air cushionBuilt-in magnetRcM9B32NoneWithout bracketRod-end flange typeNone
1 Piece(s) Quote 40300Air cushionBuilt-in magnetRcNone--NoneWithout bracketRod-end flange typeNone
1 Piece(s) Quote 40300Air cushionBuilt-in magnetRcM9BW0.52NoneWithout bracketRod-end flange typeNone
1 Piece(s) Quote 40350Air cushionBuilt-in magnetRcM9PW0.52NoneWithout bracketRod-end flange typeNone
1 Piece(s) Quote 40420Air cushionBuilt-in magnetRcM9N0.52NoneWithout bracketRod-end flange typeNone
1 Piece(s) Quote 40440Air cushionBuilt-in magnetRcM9N0.52NoneWithout bracketRod-end flange typeNone
1 Piece(s) Quote 5030Air cushionBuilt-in magnetRcNone--NoneWithout bracketRod-end flange typeNone
1 Piece(s) Quote 5030Air cushionBuilt-in magnetRcA9352NoneWithout bracketRod-end flange typeNone
1 Piece(s) Quote 5050Air cushionBuilt-in magnetRcM9BAV0.52NoneU-Shaped Knuckle JointRod-end flange typeNone
1 Piece(s) Quote 50125Air cushionBuilt-in magnetRcNone--NoneWithout bracketRod-end flange typeNone
1 Piece(s) Quote 50125Air cushionBuilt-in magnetRcA9332NoneWithout bracketRod-end flange typeNone
1 Piece(s) Quote 50250Air cushionBuilt-in magnetRcA9332NoneWithout bracketRod-end flange typeNone
1 Piece(s) Quote 50300Air cushionBuilt-in magnetRcNone--NoneWithout bracketRod-end flange typeNylon tarpaulin
1 Piece(s) Quote 6350Air cushionBuilt-in magnetRcNone--NoneWithout bracketRod-end flange typeNone
1 Piece(s) Quote 6350Air cushionBuilt-in magnetRcM9BW0.52NoneWithout bracketRod-end flange typeNone

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Basic Information

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

Tech Support