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MB1K Series Square-Tube Type Air Cylinder, Non-Rotating Rod Type, Double Acting, Single Rod (MDB1KB40-125Z)
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.
Part Number
Configured Part Number is shown.
MDB1KB40-125Z
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 (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
| Number | Name | Material | Quantity | Notes |
|---|---|---|---|---|
| 1 | Rod cover | Diecast aluminum | 1 | Trivalent chromated |
| 2 | Head cover | Diecast aluminum | 1 | Trivalent chromated |
| 3 | Cylinder Tube | Aluminum alloy | 1 | Hard anodized aluminum |
| 4 | Piston rod | Stainless steel | 1 | - |
| 5 | Piston | Aluminum alloy | 1 | - |
| 6 | Cushion Ring | Rolled steel | 2 | Zinc chromate |
| 7 | Piston Nut | Rolled steel | 1 | Zinc chromate |
| 8 | Non-Rotating Guide | Resin/Copper alloy (Multiple layers) | 1 | - |
| 9 | Cushion valve | Steel wire | 2 | Zinc trivalent chromate |
| 10 | Retaining Ring | Steel for spring | 2 | ø40 to 100 mm |
| 11 | Tie-rod | Carbon steel | 4 | Zinc trivalent chromate |
| 12 | Tie-rod nut | Carbon steel | 8 | Zinc trivalent chromate |
| 13 | Wear Ring | Resin | 1 | - |
| 14 | Rod packing | NBR | 1 | - |
| 15 | Piston packing | NBR | 1 | - |
| 16 | Cushion Seal | Urethane | 2 | - |
| 17 | Cushion valve seal | NBR | 2 | - |
| 18 | Cylinder Tube Gasket | NBR | 2 | - |
| 19 | Rod end nut | Rolled steel | 1 | Zinc trivalent chromate |
| 20 | Magnet | - | (1) | - |
| 21 | Hex Socket Head Set Screw | Steel wire | 2 | Black 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
(Units: mm)
| Tube inner diameter (mm) | Stroke range | A | AL | B | B1 | C | D | E | F | G | H | H1 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 32 | Up to 500 | 22 | 19.5 | 46 | 17 | 32.5 | 12.2 | 30 | 13 | 13 | 47 | 6 |
| 40 | Up to 500 | 30 | 27 | 52 | 22 | 38 | 14.2 | 35 | 13 | 14 | 51 | 8 |
| 50 | Up to 600 | 35 | 32 | 65 | 27 | 46.5 | 19 | 40 | 14 | 15.5 | 58 | 11 |
| 63 | Up to 600 | 35 | 32 | 75 | 27 | 56.5 | 19 | 45 | 14 | 16.5 | 58 | 11 |
| 80 | Up to 800 | 40 | 37 | 95 | 32 | 72 | 23 | 45 | 20 | 19 | 72 | 13 |
| 100 | Up to 800 | 40 | 37 | 114 | 41 | 89 | 27 | 55 | 20 | 19 | 72 | 16 |
| Tube inner diameter (mm) | J | MA | MB | MM | N* | P | S | V | W | ZZ |
|---|---|---|---|---|---|---|---|---|---|---|
| 32 | M6 × 1 | 16 | 4 | M10 × 1.25 | 26 | 1/8 | 84 | 4 | 6.5 | 135 |
| 40 | M6 × 1 | 16 | 4 | M14 × 1.5 | 26 | 1/4 | 84 | 4 | 9 | 139 |
| 50 | M8 × 1.25 | 16 | 5 | M18 × 1.5 | 30.5 | 1/4 | 94 | 5 | 10.5 | 156 |
| 63 | M8 × 1.25 | 16 | 5 | M18 × 1.5 | 30.5 | 3/8 | 94 | 9 | 12 | 156 |
| 80 | M10 × 1.5 | 16 | 5 | M22 × 1.5 | 37 | 3/8 | 114 | 11.5 | 14 | 190 |
| 100 | M10 × 1.5 | 16 | 5 | M26 × 1.5 | 37 | 1/2 | 114 | 17 | 15 | 190 |
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 |
|---|
| MDB1KB40-125Z |
| Part Number | Standard Unit Price | Minimum order quantity | Volume Discount | Days to Ship | Cylinder (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 | 40 | 125 | Air cushion | Built-in magnet | Rc | None | - | - | None | Without bracket | Basic type | None |
Loading...
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 |
Please check the type/dimensions/specifications of the part MDB1KB40-125Z in the MB1K Series Square-Tube Type Air Cylinder, Non-Rotating Rod Type, Double Acting, Single Rod series.
Specification/Dimensions
-
Lead Wire
- 0.5
- 0.5 (M8 3-pin plug connector)
- 1
- 1 (M12 4-pin A-cord [normal-key] plug connector)
- 3
- 5
-
The number of the switches
-
type
- MB1K
- MDB1K
-
Cylinder (Tube) Inner Diameter(Ø)
-
Stroke(mm)
-
Cushion
-
Specifications
- Built-in magnet
- Without magnet
-
Port thread type
- G
- NPT
- Rc
-
Auto Switches
-
Swinging Receiving Metal
- None
- Yes
-
Rod Tip Metal Fitting
- U-Shaped Knuckle Joint
- Without bracket
-
Type of Mount Support
- Axial foot type
- Basic type
- Head-end flange
- Rod-end flange type
- Single clevis
- U-Shaped Clevis Type
-
Bellows
-
CAD
- 2D
- 3D
Days to Ship
-
- All
- 21 Day(s) or Less
Specify Alterations
- The specifications and dimensions of some parts may not be fully covered. For exact details, refer to manufacturer catalogs .
Products like this...
| Part Number |
|---|
| MB1KB32-100Z |
| MB1KB32-150Z |
| MB1KB32-250Z |
| MDB1KB40-125Z-Z73L |
| MDB1KB40-150Z-Z73 |
| MDB1KB40-175Z |
| Part Number | Standard Unit Price | Minimum order quantity | Volume Discount | Days to Ship | Cylinder (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 | 32 | 100 | Air cushion | Without magnet | Rc | - | - | - | None | Without bracket | Basic type | None | ||
- | 1 Piece(s) | Quote | 32 | 150 | Air cushion | Without magnet | Rc | - | - | - | None | Without bracket | Basic type | None | ||
- | 1 Piece(s) | Quote | 32 | 250 | Air cushion | Without magnet | Rc | - | - | - | None | Without bracket | Basic type | None | ||
- | 1 Piece(s) | Quote | 40 | 125 | Air cushion | Built-in magnet | Rc | Z73 | 3 | 2 | None | Without bracket | Basic type | None | ||
- | 1 Piece(s) | Quote | 40 | 150 | Air cushion | Built-in magnet | Rc | Z73 | 0.5 | 2 | None | Without bracket | Basic type | None | ||
- | 1 Piece(s) | Quote | 40 | 175 | Air cushion | Built-in magnet | Rc | None | - | - | None | Without bracket | Basic type | None |
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