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Cylinder-driven air-operated valve with a wide range of sizes from the connection port diameter of Rc1/4 to 50 flanges. Compatible with water, air, steam, and low vacuum, and solenoid valve mounted type is also available.
[Features]
·Cylinder drive system with external pilot air is resistant to contaminants and ensures reliable opening and closing.
·The lineup includes the series for water, air, low vacuum, and steam. Each series offers optional body and seal materials that make the products compatible with a wider range of fluids.
·The actuator section can be changed in 4 directions, making piping and wiring work easy.
[Application]
·Ideal for controlling water and non-corrosive liquids.
Part Number
Configured Part Number is shown.
| Items | SAB1W | SAB2W | SAB3W |
|---|---|---|---|
| Operation method | NC (normally closed) type | NO (normally open) type | Double acting type |
| Operating fluid | Water, non-corrosive fluid | ||
| Fluid viscosity mm2/s | 500 or less | ||
| operating pressure MPa | 0 to 0.7 (Note 1) | 0 to 1 | |
| Pressure resistance (at water pressure) MPa | 2.0 | ||
| Fluid temperature°C | -10 to 60 (No freezing) (Note 2) | ||
| Ambient temperature°C | -10 to 60 | ||
| Valve seat leak cm3/min | 0 (at water pressure) | ||
| Mounting posture | Free | ||
| Pilot fluid | Air | ||
| Water hammer value MPa | 1 or Less (according to the Waterworks Act) | ||
| Model number | Items | |||||||||
|---|---|---|---|---|---|---|---|---|---|---|
| Connection port diameter | Orifice diameter (mm) | Cv value | Operating Pressure (MPa) | Pilot connection port diameter | Weight (kg) | |||||
| NC type | NO type | Double Acting | NC type | NO type | Double Acting | |||||
| SAB*W-8A | Rc1/4 | 10 | 2.3 | 0 to 0.7 | 0 to 1 | Rc 1/8 | 0.3 | |||
| SAB*W-10A | Rc3/8 | 10 | 2.6 | 0.3 | ||||||
| SAB*W-15A | Rc1/2 | 15 | 5.6 | 0.6 | ||||||
| SAB*W-20A | Rc3/4 | 16 | 8 | 0.8 | ||||||
| SAB*W-25A | Rc1 | 20 | 12 | 1.1 | ||||||
| SAB*W-32A | Rc1 1/4 | 26 | 20 | 0-0.5 | 0 to 1 | 2.3 | 2.2 | 2.2 | ||
| SAB*W-32F | 32 flange | 26 | 20 | 5.3 | 5.2 | 5.2 | ||||
| SAB*W-40A | Rc1 1/2 | 32 | 32 | 3.4 | 3.2 | 3.2 | ||||
| SAB*W-40F | 40 flange | 32 | 32 | 6.5 | 6.3 | 6.3 | ||||
| SAB*W-50A | Rc2 | 42 | 50 | 5.5 | 5.2 | 5 | ||||
| SAB*W-50F | 50 flange | 42 | 50 | 9.4 | 9.1 | 8.9 | ||||
*1: The female thread type is also compatible with G thread and NPT thread.

Internal Structure
| Product number | Part name | Material | |
|---|---|---|---|
| 1 | Cylinder cover | ADC12 | Die-cast aluminum |
| 2 | Piston | A2017 | Aluminum |
| 3 | Adapter | C3604 (SUS304) | Brass (Stainless steel) |
| 4 | Piston rod | SUS304 | Stainless steel |
| 5 | Main valve element | NBR (FKM, EPDM) SUS304 | Nitrile rubber (fluoroelastomer, ethylene propylene rubber) Stainless steel |
| 6 | Body | CAC408 (SCS13) | bronze casting (stainless cast steel) |
| 7 | Spring | SWP | Piano wire |
| 8 | O-ring | NBR (FKM, EPDM) | Nitrile rubber (fluoroelastomer, ethylene propylene rubber) |
| 9 | MY Packing | NBR (FKM, EPDM) | Nitrile rubber (fluoroelastomer, ethylene propylene rubber) |
*1: Items in ( ) are options.

SAB*W-8* to 50* (female thread type) dimensions
| Type number | A | B | C | D | E | F | G | N |
|---|---|---|---|---|---|---|---|---|
| SAB*W-8A, G, N | 50 | 24 | 12 | 41.5 | 71.5 | 32 | Rc1/4, G1/4, 1/4-18NPT | 37 (42) |
| SAB*W-10A, G, N | Rc3/8, G3/8, 3/8-18NPT | |||||||
| SAB*W-15A, G, N | 71 | 28 | 14.5 | 61.5 | 94 | 43 | Rc1/2, G1/2, 1/2-14NPT | 38 (43) |
| SAB*W-20A, G, N | 80 | 35 | 17.5 | 71 | 106.5 | 43 | Rc3/4, G3/4, 3/4-14NPT | 38 (43) |
| SAB*W-25A·G·N | 90 | 43 | 21 | 81.5 | 120.5 | 53 | Rc1·G1·1-11.5NPT | 41.5 (46.5) |
| SAB*W-32A·G·N | 125 | 55 | 27.5 | 109.5 | 155 | 63 | Rc1 1/4·G1 1/4·1 1/4-11.5NPT | 46 (51) |
| SAB*W-40A·G·N | 140 | 61 | 30.5 | 130.5 | 179 | 77 | Rc1 1/2·G1 1/2·1 1/2-11.5NPT | 53 (58) |
| SAB*W-50A, G, N | 160 | 76 | 38 | 164 | 220 | 95 | Rc2, G2, 2-11.5NPT | 61 (66) |
*1: Values in ( ) are for thread type G.

Dimensions of SAB*W-32F to 50F (flange type)
| Type number | A | D | E | H | K | L | M | N |
|---|---|---|---|---|---|---|---|---|
| SAB*W-32F | 170 | 109.5 | 195 | 135 | 36 | 100 | 12 | 46 |
| SAB*W-40F | 180 | 130.5 | 218.5 | 140 | 42 | 105 | 12 | 53 |
| SAB*W-50F | 180 | 164 | 259.5 | 155 | 54 | 120 | 14 | 61 |
| Part Number |
|---|
| SAB1W-8A-0 |
| SAB1W-8A-0 |
| SAB1W-8A-0B |
| SAB1W-8A-B |
| SAB1W-8A-B |
| SAB1W-8A-BB |
| SAB1W-8A-D |
| SAB1W-8A-D |
| SAB1W-8A-DB |
| SAB1W-8A-E |
| SAB1W-8A-E |
| SAB1W-8A-EB |
| SAB1W-8A-P |
| SAB1W-8A-P |
| SAB1W-8A-PB |
| SAB1W-8A-R |
| SAB1W-8A-R |
| SAB1W-8A-RB |
| SAB1W-8G-0 |
| SAB1W-8G-0B |
| SAB1W-8G-B |
| SAB1W-8G-BB |
| SAB1W-8G-D |
| SAB1W-8G-DB |
| SAB1W-8G-E |
| SAB1W-8G-EB |
| SAB1W-8G-P |
| SAB1W-8G-PB |
| SAB1W-8G-R |
| SAB1W-8G-RB |
| SAB1W-10A-0 |
| SAB1W-10A-0 |
| SAB1W-10A-0B |
| SAB1W-10A-B |
| SAB1W-10A-B |
| SAB1W-10A-BB |
| SAB1W-10A-D |
| SAB1W-10A-D |
| SAB1W-10A-DB |
| SAB1W-10A-E |
| SAB1W-10A-E |
| SAB1W-10A-EB |
| SAB1W-10A-P |
| SAB1W-10A-P |
| SAB1W-10A-PB |
| SAB1W-10A-R |
| SAB1W-10A-R |
| SAB1W-10A-RB |
| SAB1W-10G-0 |
| SAB1W-10G-0B |
| SAB1W-10G-B |
| SAB1W-10G-BB |
| SAB1W-10G-D |
| SAB1W-10G-DB |
| SAB1W-10G-E |
| SAB1W-10G-EB |
| SAB1W-10G-P |
| SAB1W-10G-PB |
| SAB1W-10G-R |
| SAB1W-10G-RB |
| Part Number | Standard Unit Price | Minimum order quantity | Volume Discount | Days to Ship | Plumbing Thread Nominal | Switching Type | Connection Type | Tube Flange Nominal | Orifice Dia. (Ø) | Operation Mode | Material of Body | Seal Material | Mounting Plate | Option | Body Material | Sealing Material |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
MYR 298.51 | 1 Piece(s) | Available | 17 Day(s) or more | 1/4 | [Normally Closed] 2-Port Normally Closed | Rc | - | 10 | Spring return | Bronze | Nitrile Rubber | Not Included | Not Included | - | - | |
- | 1 Piece(s) | 29 Day(s) or more | 1/4 | [Normally Closed] 2-Port Normally Closed | Rc | - | 10 | Spring return | - | - | A / Not Included | Not Included | - | NBR | ||
MYR 315.13 | 1 Piece(s) | Available | 17 Day(s) or more | 1/4 | [Normally Closed] 2-Port Normally Closed | Rc | - | 10 | Spring return | Bronze | Nitrile Rubber | With mounting plate | Not Included | - | - | |
MYR 348.91 | 1 Piece(s) | Available | 17 Day(s) or more | 1/4 | [Normally Closed] 2-Port Normally Closed | Rc | - | 10 | Spring return | Bronze | Fluoroelastomer | Not Included | Not Included | - | - | |
- | 1 Piece(s) | 29 Day(s) or more | 1/4 | [Normally Closed] 2-Port Normally Closed | Rc | - | 10 | Spring return | - | - | A / Not Included | Not Included | - | FKM | ||
MYR 365.54 | 1 Piece(s) | Available | 17 Day(s) or more | 1/4 | [Normally Closed] 2-Port Normally Closed | Rc | - | 10 | Spring return | Bronze | Fluoroelastomer | With mounting plate | Not Included | - | - | |
MYR 651.47 | 1 Piece(s) | Available | 17 Day(s) or more | 1/4 | [Normally Closed] 2-Port Normally Closed | Rc | - | 10 | Spring return | Stainless steel | Nitrile Rubber | Not Included | Not Included | - | - | |
- | 1 Piece(s) | 29 Day(s) or more | 1/4 | [Normally Closed] 2-Port Normally Closed | Rc | - | 10 | Spring return | - | - | A / Not Included | Not Included | - | NBR | ||
MYR 668.09 | 1 Piece(s) | Available | 17 Day(s) or more | 1/4 | [Normally Closed] 2-Port Normally Closed | Rc | - | 10 | Spring return | Stainless steel | Nitrile Rubber | With mounting plate | Not Included | - | - | |
MYR 701.87 | 1 Piece(s) | Available | 14 Day(s) or more | 1/4 | [Normally Closed] 2-Port Normally Closed | Rc | - | 10 | Spring return | Stainless steel | Fluoroelastomer | Not Included | Not Included | - | - | |
- | 1 Piece(s) | 29 Day(s) or more | 1/4 | [Normally Closed] 2-Port Normally Closed | Rc | - | 10 | Spring return | - | - | A / Not Included | Not Included | - | FKM | ||
MYR 718.50 | 1 Piece(s) | Available | 17 Day(s) or more | 1/4 | [Normally Closed] 2-Port Normally Closed | Rc | - | 10 | Spring return | Stainless steel | Fluoroelastomer | With mounting plate | Not Included | - | - | |
MYR 348.91 | 1 Piece(s) | Available | 17 Day(s) or more | 1/4 | [Normally Closed] 2-Port Normally Closed | Rc | - | 10 | Spring return | Bronze | ethylene propylene rubber | Not Included | Not Included | - | - | |
- | 1 Piece(s) | 29 Day(s) or more | 1/4 | [Normally Closed] 2-Port Normally Closed | Rc | - | 10 | Spring return | - | - | A / Not Included | Not Included | - | EPDM | ||
MYR 371.00 | 1 Piece(s) | Available | 13 Day(s) or more | 1/4 | [Normally Closed] 2-Port Normally Closed | Rc | - | 10 | Spring return | Bronze | ethylene propylene rubber | With mounting plate | Not Included | - | - | |
MYR 701.87 | 1 Piece(s) | Available | 17 Day(s) or more | 1/4 | [Normally Closed] 2-Port Normally Closed | Rc | - | 10 | Spring return | Stainless steel | ethylene propylene rubber | Not Included | Not Included | - | - | |
- | 1 Piece(s) | 29 Day(s) or more | 1/4 | [Normally Closed] 2-Port Normally Closed | Rc | - | 10 | Spring return | - | - | A / Not Included | Not Included | - | EPDM | ||
MYR 728.94 | 1 Piece(s) | Available | 13 Day(s) or more | 1/4 | [Normally Closed] 2-Port Normally Closed | Rc | - | 10 | Spring return | Stainless steel | ethylene propylene rubber | With mounting plate | Not Included | - | - | |
MYR 303.03 | 1 Piece(s) | Available | 23 Day(s) or more | 1/4 | [Normally Closed] 2-Port Normally Closed | G | - | 10 | Spring return | Bronze | Nitrile Rubber | Not Included | Not Included | - | - | |
MYR 319.84 | 1 Piece(s) | Available | 23 Day(s) or more | 1/4 | [Normally Closed] 2-Port Normally Closed | G | - | 10 | Spring return | Bronze | Nitrile Rubber | With mounting plate | Not Included | - | - | |
MYR 354.14 | 1 Piece(s) | Available | 23 Day(s) or more | 1/4 | [Normally Closed] 2-Port Normally Closed | G | - | 10 | Spring return | Bronze | Fluoroelastomer | Not Included | Not Included | - | - | |
MYR 371.00 | 1 Piece(s) | Available | 23 Day(s) or more | 1/4 | [Normally Closed] 2-Port Normally Closed | G | - | 10 | Spring return | Bronze | Fluoroelastomer | With mounting plate | Not Included | - | - | |
MYR 660.92 | 1 Piece(s) | Available | 23 Day(s) or more | 1/4 | [Normally Closed] 2-Port Normally Closed | G | - | 10 | Spring return | Stainless steel | Nitrile Rubber | Not Included | Not Included | - | - | |
MYR 677.78 | 1 Piece(s) | Available | 23 Day(s) or more | 1/4 | [Normally Closed] 2-Port Normally Closed | G | - | 10 | Spring return | Stainless steel | Nitrile Rubber | With mounting plate | Not Included | - | - | |
MYR 712.08 | 1 Piece(s) | Available | 23 Day(s) or more | 1/4 | [Normally Closed] 2-Port Normally Closed | G | - | 10 | Spring return | Stainless steel | Fluoroelastomer | Not Included | Not Included | - | - | |
MYR 728.94 | 1 Piece(s) | Available | 23 Day(s) or more | 1/4 | [Normally Closed] 2-Port Normally Closed | G | - | 10 | Spring return | Stainless steel | Fluoroelastomer | With mounting plate | Not Included | - | - | |
MYR 354.14 | 1 Piece(s) | Available | 23 Day(s) or more | 1/4 | [Normally Closed] 2-Port Normally Closed | G | - | 10 | Spring return | Bronze | ethylene propylene rubber | Not Included | Not Included | - | - | |
MYR 371.00 | 1 Piece(s) | Available | 23 Day(s) or more | 1/4 | [Normally Closed] 2-Port Normally Closed | G | - | 10 | Spring return | Bronze | ethylene propylene rubber | With mounting plate | Not Included | - | - | |
MYR 712.08 | 1 Piece(s) | Available | 23 Day(s) or more | 1/4 | [Normally Closed] 2-Port Normally Closed | G | - | 10 | Spring return | Stainless steel | ethylene propylene rubber | Not Included | Not Included | - | - | |
MYR 728.94 | 1 Piece(s) | Available | 13 Day(s) or more | 1/4 | [Normally Closed] 2-Port Normally Closed | G | - | 10 | Spring return | Stainless steel | ethylene propylene rubber | With mounting plate | Not Included | - | - | |
MYR 442.04 | 1 Piece(s) | Available | 11 Day(s) or more | 3/8 | [Normally Closed] 2-Port Normally Closed | Rc | - | 10 | Spring return | Bronze | Nitrile Rubber | Not Included | Not Included | - | - | |
- | 1 Piece(s) | 29 Day(s) or more | 3/8 | [Normally Closed] 2-Port Normally Closed | Rc | - | 10 | Spring return | - | - | A / Not Included | Not Included | - | NBR | ||
MYR 327.73 | 1 Piece(s) | Available | 17 Day(s) or more | 3/8 | [Normally Closed] 2-Port Normally Closed | Rc | - | 10 | Spring return | Bronze | Nitrile Rubber | With mounting plate | Not Included | - | - | |
MYR 355.23 | 1 Piece(s) | Available | 17 Day(s) or more | 3/8 | [Normally Closed] 2-Port Normally Closed | Rc | - | 10 | Spring return | Bronze | Fluoroelastomer | Not Included | Not Included | - | - | |
- | 1 Piece(s) | 29 Day(s) or more | 3/8 | [Normally Closed] 2-Port Normally Closed | Rc | - | 10 | Spring return | - | - | A / Not Included | Not Included | - | FKM | ||
MYR 371.86 | 1 Piece(s) | Available | 17 Day(s) or more | 3/8 | [Normally Closed] 2-Port Normally Closed | Rc | - | 10 | Spring return | Bronze | Fluoroelastomer | With mounting plate | Not Included | - | - | |
MYR 689.27 | 1 Piece(s) | Available | 17 Day(s) or more | 3/8 | [Normally Closed] 2-Port Normally Closed | Rc | - | 10 | Spring return | Stainless steel | Nitrile Rubber | Not Included | Not Included | - | - | |
- | 1 Piece(s) | 29 Day(s) or more | 3/8 | [Normally Closed] 2-Port Normally Closed | Rc | - | 10 | Spring return | - | - | A / Not Included | Not Included | - | NBR | ||
MYR 705.90 | 1 Piece(s) | Available | 17 Day(s) or more | 3/8 | [Normally Closed] 2-Port Normally Closed | Rc | - | 10 | Spring return | Stainless steel | Nitrile Rubber | With mounting plate | Not Included | - | - | |
MYR 739.72 | 1 Piece(s) | Available | 17 Day(s) or more | 3/8 | [Normally Closed] 2-Port Normally Closed | Rc | - | 10 | Spring return | Stainless steel | Fluoroelastomer | Not Included | Not Included | - | - | |
- | 1 Piece(s) | 29 Day(s) or more | 3/8 | [Normally Closed] 2-Port Normally Closed | Rc | - | 10 | Spring return | - | - | A / Not Included | Not Included | - | FKM | ||
MYR 756.30 | 1 Piece(s) | Available | 17 Day(s) or more | 3/8 | [Normally Closed] 2-Port Normally Closed | Rc | - | 10 | Spring return | Stainless steel | Fluoroelastomer | With mounting plate | Not Included | - | - | |
MYR 355.23 | 1 Piece(s) | Available | 17 Day(s) or more | 3/8 | [Normally Closed] 2-Port Normally Closed | Rc | - | 10 | Spring return | Bronze | ethylene propylene rubber | Not Included | Not Included | - | - | |
- | 1 Piece(s) | 29 Day(s) or more | 3/8 | [Normally Closed] 2-Port Normally Closed | Rc | - | 10 | Spring return | - | - | A / Not Included | Not Included | - | EPDM | ||
MYR 377.37 | 1 Piece(s) | Available | 13 Day(s) or more | 3/8 | [Normally Closed] 2-Port Normally Closed | Rc | - | 10 | Spring return | Bronze | ethylene propylene rubber | With mounting plate | Not Included | - | - | |
MYR 739.72 | 1 Piece(s) | Available | 17 Day(s) or more | 3/8 | [Normally Closed] 2-Port Normally Closed | Rc | - | 10 | Spring return | Stainless steel | ethylene propylene rubber | Not Included | Not Included | - | - | |
- | 1 Piece(s) | 29 Day(s) or more | 3/8 | [Normally Closed] 2-Port Normally Closed | Rc | - | 10 | Spring return | - | - | A / Not Included | Not Included | - | EPDM | ||
MYR 767.27 | 1 Piece(s) | Available | 13 Day(s) or more | 3/8 | [Normally Closed] 2-Port Normally Closed | Rc | - | 10 | Spring return | Stainless steel | ethylene propylene rubber | With mounting plate | Not Included | - | - | |
MYR 315.81 | 1 Piece(s) | Available | 13 Day(s) or more | 3/8 | [Normally Closed] 2-Port Normally Closed | G | - | 10 | Spring return | Bronze | Nitrile Rubber | Not Included | Not Included | - | - | |
MYR 332.67 | 1 Piece(s) | Available | 13 Day(s) or more | 3/8 | [Normally Closed] 2-Port Normally Closed | G | - | 10 | Spring return | Bronze | Nitrile Rubber | With mounting plate | Not Included | - | - | |
MYR 360.55 | 1 Piece(s) | Available | 23 Day(s) or more | 3/8 | [Normally Closed] 2-Port Normally Closed | G | - | 10 | Spring return | Bronze | Fluoroelastomer | Not Included | Not Included | - | - | |
MYR 377.37 | 1 Piece(s) | Available | 13 Day(s) or more | 3/8 | [Normally Closed] 2-Port Normally Closed | G | - | 10 | Spring return | Bronze | Fluoroelastomer | With mounting plate | Not Included | - | - | |
MYR 699.30 | 1 Piece(s) | Available | 23 Day(s) or more | 3/8 | [Normally Closed] 2-Port Normally Closed | G | - | 10 | Spring return | Stainless steel | Nitrile Rubber | Not Included | Not Included | - | - | |
MYR 716.16 | 1 Piece(s) | Available | 23 Day(s) or more | 3/8 | [Normally Closed] 2-Port Normally Closed | G | - | 10 | Spring return | Stainless steel | Nitrile Rubber | With mounting plate | Not Included | - | - | |
MYR 750.42 | 1 Piece(s) | Available | 23 Day(s) or more | 3/8 | [Normally Closed] 2-Port Normally Closed | G | - | 10 | Spring return | Stainless steel | Fluoroelastomer | Not Included | Not Included | - | - | |
MYR 767.27 | 1 Piece(s) | Available | 23 Day(s) or more | 3/8 | [Normally Closed] 2-Port Normally Closed | G | - | 10 | Spring return | Stainless steel | Fluoroelastomer | With mounting plate | Not Included | - | - | |
MYR 360.55 | 1 Piece(s) | Available | 23 Day(s) or more | 3/8 | [Normally Closed] 2-Port Normally Closed | G | - | 10 | Spring return | Bronze | ethylene propylene rubber | Not Included | Not Included | - | - | |
MYR 377.37 | 1 Piece(s) | Available | 23 Day(s) or more | 3/8 | [Normally Closed] 2-Port Normally Closed | G | - | 10 | Spring return | Bronze | ethylene propylene rubber | With mounting plate | Not Included | - | - | |
MYR 750.42 | 1 Piece(s) | Available | 23 Day(s) or more | 3/8 | [Normally Closed] 2-Port Normally Closed | G | - | 10 | Spring return | Stainless steel | ethylene propylene rubber | Not Included | Not Included | - | - | |
MYR 767.27 | 1 Piece(s) | Available | 23 Day(s) or more | 3/8 | [Normally Closed] 2-Port Normally Closed | G | - | 10 | Spring return | Stainless steel | ethylene propylene rubber | With mounting plate | Not Included | - | - |
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| Applicable Fluid | Water | Type | Air Operated Type | Operating Environment | Standard |
|---|---|---|---|---|---|
| Application | Single Item |


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Days to Ship : 8 Day(s) or more


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