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Air-Operated 2-Port Valve, Single Unit, Compact Cylinder Valve NAB/NAB□V Series.
[Features]
・ NC (normally closed) type, NO (normally open) type, double acting type
·Connection port size: Rc1/4, Rc3/8
·Operating fluid: Air, water, gas, and low vacuum
Part Number
Configured Part Number is shown.
NAB1-8-E2-CL6





Material: Steel, galvanized finish
*Mounting plate is not sold as a single item.
| Pilot port connection port diameter | A |
|---|---|
| C4 | 7 |
| C6 | 8.5 |
| C18 | 3.5 |
| Pilot port connection port diameter | B | C | D | E | F |
|---|---|---|---|---|---|
| CL4 | 6.5 | 11.5 | 14 | 17 | 22 |
| CL6 | 7.5 | 12.5 | 16 | 18 | 23 |
| CL18 | 4 | 7 | 8.5 | 11 | 14 |
● NAB* (*1)

NC (normally closed) type

NO (normally open) type

Double acting type
*1: When the constantly pressurized side is connected to the B port, durability will be lower than when it is connected to the A port.
● NAB*V

NC (normally closed) type

NO (normally open) type

Double acting type
| Items | NAB* | NAB*V | ||||
|---|---|---|---|---|---|---|
| NAB1 | NAB2 | NAB3 | NAB1V | NAB2V | NAB3V | |
| Operation method | NC (normally closed) type | NO (normally open) type | Double-acting operation type | NC (normally closed) type | NO (normally open) type | Double-acting operation type |
| Operating fluid | Air, water, gas | Low vacuum (air, water) | ||||
| Fluid viscosity (mm2/s) | 500 or less | |||||
| Operating pressure | 0 to 0.7 MPa | 1.3×102 to 7×105 Pa (abs) | ||||
| Pressure resistance (at water pressure) (MPa) | 1.4 | |||||
| Fluid temperature (°C) | -10 to 60 (No freezing) (Note 2) | |||||
| Ambient temperature (°C) | -10 to 60 | |||||
| Valve seat leakage | 0.12 cm3/min or less (with air pressure) | 1.33 x 10-3 Pa·m3/s He or less | ||||
| Connection port diameter | Rc1/4, Rc3/8 | |||||
| Orifice diameter (mm) | 7 | |||||
| Cv value | 1.2 | |||||
| C [dm3/ (s·bar)] | 5.2 (*3) | |||||
| b | 0.3 | |||||
| Weight (kg) | 0.28 (however, this varies depending on the type.) | |||||
| Mounting posture | Free | |||||
| Pilot fluid | Air | |||||
| Pilot pressure (MPa) | 0.25 to 0.7 | (4) | 0.25 to 0.7 | (4) | ||
| Pilot connection port diameter | Rc1/8 (However, this may vary depending on the type.) | |||||
*2: The seal material is the same for both nitrile and fluoroelastomer.
*3: The conversion between effective cross-sectional area S and sonic conductance C is S ≈ 5.0 × C.
*4: For pilot pressure of the NO type and double operation type, please refer to the information below.
■ Pilot pressure
Use the pilot pressure within the specified range. In particular, set the pilot pressure for the NO type and double operation type of the NAB series as shown in the following graph.
If used below the setting range of the graph, seal failure may occur; if used above the setting range, durability will decrease.
If the pilot pressure cannot be controlled, we recommend selecting the NC type model.

NAB2/2 V series

NAB3/3 V series
| Part Number |
|---|
| NAB1-8-E2-CL6 |
| Part Number | Standard Unit Price | Minimum order quantity | Volume Discount | Days to Ship | Applicable Fluid | Plumbing Thread Nominal | Switching Type | Material of Body | Seal Material | Mounting Plate | Pilot Connection Port Diameter |
|---|---|---|---|---|---|---|---|---|---|---|---|
MYR 436.69 | 1 Piece(s) | Available | 72 Day(s) or more | Air / Water / Gas | 1/4 | [Normally Closed] Normally Closed | Stainless steel | Fluoroelastomer | Not included | ⌀6 quick connect fitting L type |
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| Type | Air Operated Type | Operating Environment | Standard | Connection Type | Rc |
|---|
Please check the type/dimensions/specifications of the part NAB1-8-E2-CL6 in the Air-operated 2-port valve, standalone compact cylinder valve, NAB/NAB□V series series.
| Part Number |
|---|
| NAB1-10-02-CL18 |
| NAB1-10-02-CL4 |
| NAB1-10-02-CL6 |
| NAB1-8-E2B-C18 |
| NAB1-8-E2B-C4 |
| NAB1-8-E2B-C6 |
| Part Number | Standard Unit Price | Minimum order quantity | Volume Discount | Days to Ship | Applicable Fluid | Plumbing Thread Nominal | Switching Type | Material of Body | Seal Material | Mounting Plate | Pilot Connection Port Diameter |
|---|---|---|---|---|---|---|---|---|---|---|---|
MYR 238.55 | 1 Piece(s) | Available | 72 Day(s) or more | Air / Water / Gas | 3/8 | [Normally Closed] Normally Closed | Brass | Nitrile Rubber | Not included | For Air Fiber, ⌀1.8 quick connect fitting L type | |
MYR 225.73 | 1 Piece(s) | Available | 72 Day(s) or more | Air / Water / Gas | 3/8 | [Normally Closed] Normally Closed | Brass | Nitrile Rubber | Not included | ⌀4 quick connect fitting L type | |
MYR 225.73 | 1 Piece(s) | Available | 72 Day(s) or more | Air / Water / Gas | 3/8 | [Normally Closed] Normally Closed | Brass | Nitrile Rubber | Not included | ⌀6 quick connect fitting L type | |
MYR 443.06 | 1 Piece(s) | Available | 72 Day(s) or more | Air / Water / Gas | 1/4 | [Normally Closed] Normally Closed | Stainless steel | Fluoroelastomer | Available | For Air Fiber, ⌀1.8 quick connect fitting | |
MYR 423.91 | 1 Piece(s) | Available | 72 Day(s) or more | Air / Water / Gas | 1/4 | [Normally Closed] Normally Closed | Stainless steel | Fluoroelastomer | Available | ⌀4 quick connect fitting | |
MYR 423.91 | 1 Piece(s) | Available | 72 Day(s) or more | Air / Water / Gas | 1/4 | [Normally Closed] Normally Closed | Stainless steel | Fluoroelastomer | Available | ⌀6 quick connect fitting |
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