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MHSJ3 Series 3-Finger Type Parallel Type Air Chuck With Dust Cover Features – Xi Lanh Kẹp SMC
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Double acting, inner-diameter grip JIS symbol

Double acting, outer-diameter grip JIS symbol
Air Gripper Specifications
Model | MHSJ3-16D | MHSJ3-20D | MHSJ3-25D | MHSJ3-32D | MHSJ3-40D | MHSJ3-50D | MHSJ3-63D | MHSJ3-80D | |
---|---|---|---|---|---|---|---|---|---|
Cylinder inner diameter (mm) | 16 | 20 | 25 | 32 | 40 | 50 | 63 | 80 | |
Applicable fluids | Air | ||||||||
Operating pressure (MPa) | 0.2 to 0.6 | 0.1 to 0.6 | |||||||
Ambient and fluid temperature (°C) | -10 to +60 | ||||||||
Repeatability (mm) | ±0.01 | ||||||||
Max. operating frequency (c.p.m.) | 120 | 60 | 30 | ||||||
Lubrication | Non-lube | ||||||||
Operating method | Double acting type | ||||||||
Effective gripping force (N)Note) at 0.5 MPa |
Outer-diameter grip power | 9 | 21 | 36 | 62 | 97 | 155 | 280 | 400 |
Inner-diameter grip power | 16 | 28 | 47 | 82 | 130 | 204 | 359 | 525 | |
Opening/closing stroke (mm) (diameter) | 4 | 4 | 6 | 8 | 8 | 12 | 16 | 20 | |
Weight g | 95 | 150 | 230 | 440 | 620 | 1,050 | 1,800 | 3,200 |
Note) Values for ø16 to 25 (cylinder inner diameter 16 to 25 mm) are with gripping point L = 20 mm, for ø32 to 63 (cylinder inner diameter 32 to 63 mm) with gripping point L = 30 mm, and for ø80 (cylinder inner diameter 80 mm) with gripping point L = 50 mm.
For the gripping force at each gripping location, refer to the data in “Effective Gripping Force” in the manufacturer’s catalog.
Structural drawing
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Closed condition structure drawing
![Open condition (ø16 to 25 [cylinder inner diameter 16 to 25 mm]) structure drawing](https://vn.misumi-ec.com/linked/vitem/mech/SMC1/221300252074/img/221300252074_jh_w04.jpg)
Open condition (ø16 to 25 [cylinder inner diameter 16 to 25 mm]) structure drawing
![Open condition (ø32 to 80 [cylinder inner diameter 32 to 80 mm]) structure drawing](https://vn.misumi-ec.com/linked/vitem/mech/SMC1/221300252074/img/221300252074_jh_w05.jpg)
Open condition (ø32 to 80 [cylinder inner diameter 32 to 80 mm]) structure drawing
Component parts
Number | Part name | Material | Note |
---|---|---|---|
1 | Body | Aluminum Alloy | Hard anodizing |
2 | Piston | ø16 to 25 (diameter 16 to 25 mm): stainless steel | – |
ø32 to 80 (diameter 32 to 80 mm): aluminum alloy | Hard anodizing | ||
3 | Cam | Carbon steel | Heat treated, specially treated |
4 | Finger | Carbon steel | Heat treated, specially treated |
5 | Cap | Aluminum Alloy | Hard anodizing |
6 | End plate | Stainless steel | – |
7 | Guide | Aluminum Alloy | Hard anodizing |
8 | Magnet | – | – |
9 | Hexagon socket head bolt | Carbon steel | Zinc chromate |
10 | Parallel pin | Stainless steel | – |
11 | Type C retaining ring | Carbon steel | Nickel plating |
12 | Gasket | NBR | – |
13 | Gasket | NBR | – |
14 | Piston Gasket | NBR | – |
15 | Rod Gasket | NBR | – |
16 | Dust cover | CR / FKM / Si | – |
17 | Cross-recessed flat-head screw | Carbon steel | Zinc chromate |
Replacement parts
Part name | MHSJ3-16D | MHSJ3-20D | MHSJ3-25D | MHSJ3-32D | Principle parts | ||
---|---|---|---|---|---|---|---|
Gasket set | MHSJ16-PS | MHSJ20-PS | MHSJ25-PS | MHSJ32-PS | (12) (13) (14) (15) | ||
Dust cover | Material | CR | MHSJ3-J16 | MHSJ3-J20 | MHSJ3-J25 | MHSJ3-J32 | (16) |
FKM | MHSJ3-J16F | MHSJ3-J20F | MHSJ3-J25F | MHSJ3-J32F | |||
Silicone rubber | MHSJ3-J16S | MHSJ3-J20S | MHSJ3-J25S | MHSJ3-J32S | |||
Finger | P3316054 | P3316154 | P3316254 | P3316354 | (4) | ||
Cam (J) | P3316093 | P3316193 | P3316293 | P3316393 | (3) | ||
Piston ass’y | MHS-A1603 | MHS-A2003 | MHS-A2503 | MHS-A3203 | (2) (8) | ||
End plate ass’y | MHSJ-A1613 | MHSJ-A2013 | MHSJ-A2513 | MHSJ-A3213 | (6) (17) | ||
Cap | MHSJ-A1614 | MHSJ-A2014 | MHSJ-A2514 | MHSJ-A3214 | (5) |
Part name | MHSJ3-40D | MHSJ3-50D | MHSJ3-63D | MHSJ3-80D | Principle parts | ||
---|---|---|---|---|---|---|---|
Gasket set | MHSJ40-PS | MHSJ50-PS | MHSJ63-PS | MHSJ80-PS | (12) (13) (14) (15) | ||
Dust cover | Material | CR | MHSJ3-J40 | MHSJ3-J50 | MHSJ3-J63 | MHSJ3-J80 | (16) |
FKM | MHSJ3-J40F | MHSJ3-J50F | MHSJ3-J63F | MHSJ3-J80F | |||
Silicone rubber | MHSJ3-J40S | MHSJ3-J50S | MHSJ3-J63S | MHSJ3-J80S | |||
Finger | P3316454 | P3316554 | P3316654 | P3316754 | (4) | ||
Cam (J) | P3316493 | P3316593 | P3316693 | P3316793 | (3) | ||
Piston ass’y | MHS-A4003 | MHS-A5003 | MHS-A6303 | MHS-A8003 | (2) (8) | ||
End plate ass’y | MHSJ-A4013 | MHSJ-A5013 | MHSJ-A6313 | MHSJ-A8013 | (6) (17) | ||
Cap | MHSJ-A4014 | MHSJ-A5014 | MHSJ-A6314 | MHSJ-A8014 | (5) |
- *Order 3 pieces per finger unit.
Replacement part / grease pack part number: MH-G01 (30 g)
Outline dimensional drawing
MHSJ3-16D to 25D
(Unit: mm)
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MHSJ3-16D to 25D external dimensional drawing
Auto Switch Mounting Groove (2 Locations)
(Unit: mm)
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MHSJ3-16D
(Unit: mm)

MHSJ3-20D
(Unit: mm)
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MHSJ3-25D
(Unit: mm)
Model | AA | AD | AE | AI | B | CA | CB | DC | DO | EC | EO | FX | HA | HB | J | K | NB | O | P | Q |
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
MHSJ3-16D | 46 | 16 | 27 | 39 | 30 | 7 | 14 | 17.5 | 19.5 | 7.5 | 9.5 | 12 | 46 | 36 | 10 | 4 | 5h9 (-0.030 to 0) | 2 | M3 × 0.5 | 6 |
MHSJ3-20D | 49 | 18 | 28 | 42 | 36 | 7 | 14 | 20 | 22 | 8 | 10 | 15 | 52 | 42 | 12 | 5 | 6h9 (-0.030 to 0) | 2.5 | M5 × 0.8 | 7 |
MHSJ3-25D | 55 | 20 | 32 | 47 | 42 | 7.5 | 17.5 | 23.5 | 26.5 | 9.5 | 12.5 | 18 | 62 | 50 | 14 | 6 | 6h9 (-0.030 to 0) | 3 | M5 × 0.8 | 8 |
Model | R | SB | TB | WA |
---|---|---|---|---|
MHSJ3-16D | 24 | 6 | 5 | 17H9 (0 to +0.043) |
MHSJ3-20D | 29 | 6.5 | 6 | 21H9 (0 to +0.052) |
MHSJ3-25D | 34 | 6.5 | 6 | 26H9 (0 to +0.052) |
MHSJ3-32D to 80D
(Unit: mm)
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MHSJ3-32D to 80D external dimensional drawing
- *For other external dimensional drawings, usage, etc., refer to the manufacturer’s catalog.
Basic Information
Type | Main body | Gripping Methods | Pinch, Chuck Type / Open, Chuck Type | Number of Fingers | 3 pcs. |
---|---|---|---|---|---|
Main Body Shape | Cylindrical Shape | Operation Method | Double Acting Type | Environment, Applications | Standard |
Additional Functions | High Accuracy | Stroke Adjustment Mechanism | Not Provided |
MHSJ3-16D-M9B
MHSJ3-16D-M9B-X78A
MHSJ3-16D-M9BA
MHSJ3-16D-M9BAL
MHSJ3-16D-M9BALS
MHSJ3-16D-M9BASBPC
MHSJ3-16D-M9BAV
MHSJ3-20D
MHSJ3-20D-M9B
MHSJ3-20D-M9BAL
MHSJ3-20D-M9BALS
MHSJ3-20D-M9BAM
MHSJ3-20D-M9BAS
MHSJ3-20D-M9BASBPC
MHSJ3-20D-M9BAVL
MHSJ3-25D
MHSJ3-25D-M9B
MHSJ3-25D-M9B-X53
MHSJ3-25D-M9BA
MHSJ3-25D-M9BAL
MHSJ3-25D-M9BAL-X78A
MHSJ3-25D-M9BALS
MHSJ3-25D-M9BAVL
MHSJ3-32D-M9B
MHSJ3-32D-M9BA
MHSJ3-32D-M9BAL
MHSJ3-32D-M9BALS
MHSJ3-32D-M9BASBPC
MHSJ3-32D-M9BAV
MHSJ3-32D-M9BAVL
MHSJ3-40D
MHSJ3-40D-M9B
MHSJ3-40D-M9BA
MHSJ3-40D-M9BAL
MHSJ3-40D-M9BAL-X77A
MHSJ3-40D-M9BAL-X77B
MHSJ3-40D-M9BAL-X78A
MHSJ3-40D-M9BALS
MHSJ3-40D-M9BAV
MHSJ3-50D
MHSJ3-50D-M9B
MHSJ3-50D-M9BA
MHSJ3-50D-M9BAL
MHSJ3-50D-M9BAL-X77A
MHSJ3-50D-M9BAL-X78A
MHSJ3-50D-M9BALS
MHSJ3-50D-M9BASAPC
MHSJ3-63D-M9B
MHSJ3-63D-M9B-X77A
MHSJ3-63D-M9B-X78A
MHSJ3-63D-M9BA
MHSJ3-63D-M9BAL
MHSJ3-63D-M9BAL-X78A
MHSJ3-63D-M9BALS
MHSJ3-63D-M9BAMBPC
MHSJ3-63D-M9BAMDPC
MHSJ3-63D-M9BASBPC
MHSJ3-63D-M9BASBPC-X77A
MHSJ3-80D
MHSJ3-80D-M9B
MHSJ3-80D-M9B-X77A
MHSJ3-80D-M9B-X78A
MHSJ3-80D-M9BA
MHSJ3-80D-M9BA-X78A
MHSJ3-80D-M9BAL
MHSJ3-80D-M9BALS
MHSJ3-80D-M9BAV-X78A
MHSJ3-80D-M9BAVL
MHSJ3-80D-M9BAVM
MHSJ3-80D-M9BAZ