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Regulator With Built-In Pressure Gauge With Backflow Function ARG20K, 30K, 40K

SMC

SMC's ARG20K, 30K, 40K Regulator With Built-In Pressure Gauge With Backflow Function.
[Features]
· Improved visibility of the pressure gauge at various mounting locations.
· Built-in function to reliably exhaust air pressure from the outlet side to the inlet side.

(i)Caution

■ SMC Air Cylinder Product Selection and Technical Information
The featured products page can be found here.

■ SMC Product Line
Webpages for products currently without individual pages on this site will be released on an ad-hoc basis.
Click here for a quotation or to make an order if you have a model number.
For materials and specification details, please refer to the catalog.
Product images may be representative images. Refer to the catalog for details.

Part Number

Configured Part Number is shown.

Product Specifications
Part Numbers
Catalog

Regulator With Built-In Pressure Gauge With Backflow Function ARG20K, 30K, 40K Detailed Example

ARG20K product image

ARG40K product image

Regulator With Built-In Pressure Gauge With Backflow Function ARG20K, 30K, 40K Specifications

How to Order (Standard Specifications)

Model number example: standard specifications

How to Order (Made-to-Order Specifications X406)

Model number example: made-to-order specifications X406

Made-to-order specifications X406: model number example

Model number notation (Made-to-order specifications X2101)

Model number example: made-to-order specifications X2101

Standard specifications

Model	ARG20K	ARG30K	ARG40K
Connection port diameter	1/8, 1/4	1/4, 3/8	1/4, 3/8, 1/2
Applicable fluids	Air
Proof pressure	1.5 MPa
Maximum operating pressure	1.0 MPa
Regulating Pressure Range ^{Note 1)}	0.05 to 0.85 MPa
Relief Pressure	Set pressure: +0.05 MPa (at relief flow rate of 0.1 L/min [ANR])
Ambient temperature and working fluid temperature	-5 to 60°C (no freezing)
Structure	Relieving type
Weight (kg)	0.21	0.40	0.57

Note 1) Set the inlet pressure to at least 0.05 MPa higher than the set pressure.

Optional Part Nos.

Option				Compatible models
Option				ARG20K	ARG30K	ARG40K
Bracket assembly^{Note 1)}				ARG20P-270AS	ARG30P-270AS	ARG40P-270AS
Set nut				ARG20P-260S	ARG30P-260S	ARG40P-260S
Pressure gauge	Pressure gauge display range	Standard	0 to 1.0 MPa	GB2-10AS	GB3-10AS	GB4-10AS
		Semi-standard	0 to 0.3 MPa	GB2-3AS	GB3-3AS	GB4-3AS
			0 to 150 psi	GB2-P10AS	GB3-P10AS	GB4-P10AS
			0 to 45 psi	GB2-P3AS	GB3-P3AS	GB4-P3AS

Note 1) Assembly includes a bracket and set nuts.

Diagram

Regulator With Built-In Pressure Gauge With Backflow Function ARG20K, 30K, 40K diagram

Component parts

Number	Part name	Material			Note
Number	Part name	ARG20K	ARG30K	ARG40K	Note
1	Body	ADC			Platinum silver
2	Bonnet	PBT			Black
3	Knob	POM			Black

Replacement parts

Number	Part name	Material	Quantity	Part number
Number	Part name	Material	Quantity	ARG20K	ARG30K	ARG40K
4	Valve	Brass, HNBR	1	AR20P-410S	AR30P-410S	AR40P-410S
5	Diaphragm assembly	Weatherable NBR	1	AR20P-150AS	AR30P-150AS	AR40P-150AS
6	Check valve assembly	POM, NBR	1	AR20P-050AS	AR30P-050AS	AR40P-050AS
7	Pressure gauge cover	PC	1	ARG20P-400S	ARG30P-400S	ARG40P-400S
8	Pressure gauge^{Note 1)}	-	1	GB2-10AS	GB3-10AS	GB4-10AS
9	Clip	Stainless steel	1	ARG20P-420S	ARG30P-420S	ARG40P-420S
10	Check valve assembly^{Note 2)}	-	1	AR20KP-020AS

Note 1) Only the standard part numbers are listed for the pressure gauges.
Note 2) Check valve assembly contains check valve, check valve cover and its screws (2 pcs.).

Regulator With Built-In Pressure Gauge With Backflow Function ARG20K, 30K, 40K dimensions

(Unit: mm)

Regulator With Built-In Pressure Gauge With Backflow Function ARG20K, 30K, 40K dimensional drawing

Model	Standard specification								Optional specifications
	P	A	B^Note)	C	D	E	F	G	Panel Mount					Bracket mounting dimensions
	P	A	B^Note)	C	D	E	F	G	H	J	K	L	M	Q	U	T	S	R	V	N
ARG20K	1/8, 1/4	40	114	26.5	57	45	47	M39 × 1.5	38	52.5	39.5	19.5	6	48	65	10.4	5.4	60	2.3	35
ARG30K	1/4, 3/8	53	138.5	31	59	58	59	M50 × 1.5	50	65	50.5	25	7	58.5	75	10.5	6.5	70	2.3	45
ARG40K	1/4 / 3/8 / 1/2	70	150.5	36	68	70	70	M55 × 1.5	54	70	55.5	27.5	7	65.5	85	12.5	8.5	75	2.3	50

Note) The overall length dimension B is the length when the filter regulator knob is unlocked.

: 30; 45; 60

Part Number
ARG20K-02BG1
ARG20K-02BG1-1
ARG20K-02BG1-N
ARG20K-02BG2
ARG20K-02BG2-1
ARG20K-02BG3
ARG20K-02BG4
ARG20K-02G1
ARG20K-02G1-1
ARG20K-02G1-N
ARG20K-02G1H
ARG20K-02G1H-1
ARG20K-02G1H-N
ARG20K-02G2
ARG20K-02G2-1
ARG20K-02G2-N
ARG20K-02G2H
ARG20K-02G2H-1
ARG20K-02G2H-N
ARG20K-02G3
ARG20K-02G3-1
ARG20K-02G3H
ARG20K-02G3H-1
ARG20K-02G4
ARG20K-02G4-1
ARG20K-02G4-1N
ARG20K-02G4-N
ARG20K-02G4H
ARG20K-02G4H-1
ARG20K-02G5H-1-X2101A
ARG20K-02G5H-X2101A
ARG20K-02G5H-X2101B
ARG20K-02G5H-X2101C
ARG20K-02G5H-X2101D
ARG20K-F02BG1
ARG20K-F02BG1-1
ARG20K-F02BG2
ARG20K-F02BG4
ARG20K-F02G1
ARG20K-F02G1-1
ARG20K-F02G1H
ARG20K-F02G1H-1
ARG20K-F02G1H-N
ARG20K-F02G2
ARG20K-F02G2-1
ARG20K-F02G2H
ARG20K-F02G2H-1
ARG20K-F02G3
ARG20K-F02G3H
ARG20K-F02G3H-1
ARG20K-F02G4
ARG20K-F02G4H
ARG20K-F02G5H-X2101A
ARG20K-N02BG1-1Z
ARG20K-N02BG1-Z
ARG20K-N02BG1-Z-X406
ARG20K-N02BG2-NZ
ARG20K-N02BG2-Z
ARG20K-N02BG3
ARG20K-N02BG3-NZ

Standard Unit Price	Minimum order quantity	Days to Ship	Exhaust Mechanism	Supply Side, Connection Type	Supply Side, Connection Dia.	Control Side, Connection Type	Control Side, Connection Dia.	Size of Body	Accessory	Set Pressure	Pressure Unit	Custom-made Specifications	Built-in Pressure Gauge Mounting Angle
SGD 190.75	1 Piece(s)	32 Day(s)	[Provided] Relief	Rc	1/4	Rc	1/4	20	With bracket (set nuts included)	0.05 to 0.85 Mpa	Nameplate and pressure gauge units: MPa	None	0°
-	1 Piece(s)	Quote	[Provided] Relief	Rc	1/4	Rc	1/4	20	With bracket (set nuts included)	0.02 to 0.2 Mpa	Nameplate and pressure gauge units: MPa	None	0°
-	1 Piece(s)	Quote	[Not Provided] Non-relief	Rc	1/4	Rc	1/4	20	With bracket (set nuts included)	0.05 to 0.85 Mpa	Nameplate and pressure gauge units: MPa	None	0°
-	1 Piece(s)	Quote	[Provided] Relief	Rc	1/4	Rc	1/4	20	With bracket (set nuts included)	0.05 to 0.85 Mpa	Nameplate and pressure gauge units: MPa	None	90°
-	1 Piece(s)	Quote	[Provided] Relief	Rc	1/4	Rc	1/4	20	With bracket (set nuts included)	0.02 to 0.2 Mpa	Nameplate and pressure gauge units: MPa	None	90°
-	1 Piece(s)	Quote	[Provided] Relief	Rc	1/4	Rc	1/4	20	With bracket (set nuts included)	0.05 to 0.85 Mpa	Nameplate and pressure gauge units: MPa	None	180°
-	1 Piece(s)	Quote	[Provided] Relief	Rc	1/4	Rc	1/4	20	With bracket (set nuts included)	0.05 to 0.85 Mpa	Nameplate and pressure gauge units: MPa	None	270°
SGD 179.67	1 Piece(s)	32 Day(s)	[Provided] Relief	Rc	1/4	Rc	1/4	20	None	0.05 to 0.85 Mpa	Nameplate and pressure gauge units: MPa	None	0°
-	1 Piece(s)	Quote	[Provided] Relief	Rc	1/4	Rc	1/4	20	None	0.02 to 0.2 Mpa	Nameplate and pressure gauge units: MPa	None	0°
-	1 Piece(s)	Quote	[Not Provided] Non-relief	Rc	1/4	Rc	1/4	20	None	0.05 to 0.85 Mpa	Nameplate and pressure gauge units: MPa	None	0°
SGD 179.67	1 Piece(s)	32 Day(s)	[Provided] Relief	Rc	1/4	Rc	1/4	20	With set nuts	0.05 to 0.85 Mpa	Nameplate and pressure gauge units: MPa	None	0°
-	1 Piece(s)	Quote	[Provided] Relief	Rc	1/4	Rc	1/4	20	With set nuts	0.02 to 0.2 Mpa	Nameplate and pressure gauge units: MPa	None	0°
-	1 Piece(s)	Quote	[Not Provided] Non-relief	Rc	1/4	Rc	1/4	20	With set nuts	0.05 to 0.85 Mpa	Nameplate and pressure gauge units: MPa	None	0°
-	1 Piece(s)	Quote	[Provided] Relief	Rc	1/4	Rc	1/4	20	None	0.05 to 0.85 Mpa	Nameplate and pressure gauge units: MPa	None	90°
SGD 179.67	1 Piece(s)	32 Day(s)	[Provided] Relief	Rc	1/4	Rc	1/4	20	None	0.02 to 0.2 Mpa	Nameplate and pressure gauge units: MPa	None	90°
-	1 Piece(s)	Quote	[Not Provided] Non-relief	Rc	1/4	Rc	1/4	20	None	0.05 to 0.85 Mpa	Nameplate and pressure gauge units: MPa	None	90°
-	1 Piece(s)	Quote	[Provided] Relief	Rc	1/4	Rc	1/4	20	With set nuts	0.05 to 0.85 Mpa	Nameplate and pressure gauge units: MPa	None	90°
SGD 179.67	1 Piece(s)	32 Day(s)	[Provided] Relief	Rc	1/4	Rc	1/4	20	With set nuts	0.02 to 0.2 Mpa	Nameplate and pressure gauge units: MPa	None	90°
-	1 Piece(s)	Quote	[Not Provided] Non-relief	Rc	1/4	Rc	1/4	20	With set nuts	0.05 to 0.85 Mpa	Nameplate and pressure gauge units: MPa	None	90°
-	1 Piece(s)	Quote	[Provided] Relief	Rc	1/4	Rc	1/4	20	None	0.05 to 0.85 Mpa	Nameplate and pressure gauge units: MPa	None	180°
-	1 Piece(s)	Quote	[Provided] Relief	Rc	1/4	Rc	1/4	20	None	0.02 to 0.2 Mpa	Nameplate and pressure gauge units: MPa	None	180°
SGD 179.67	1 Piece(s)	32 Day(s)	[Provided] Relief	Rc	1/4	Rc	1/4	20	With set nuts	0.05 to 0.85 Mpa	Nameplate and pressure gauge units: MPa	None	180°
-	1 Piece(s)	Quote	[Provided] Relief	Rc	1/4	Rc	1/4	20	With set nuts	0.02 to 0.2 Mpa	Nameplate and pressure gauge units: MPa	None	180°
SGD 179.67	1 Piece(s)	32 Day(s)	[Provided] Relief	Rc	1/4	Rc	1/4	20	None	0.05 to 0.85 Mpa	Nameplate and pressure gauge units: MPa	None	270°
-	1 Piece(s)	Quote	[Provided] Relief	Rc	1/4	Rc	1/4	20	None	0.02 to 0.2 Mpa	Nameplate and pressure gauge units: MPa	None	270°
-	1 Piece(s)	Quote	[Not Provided] Non-relief	Rc	1/4	Rc	1/4	20	None	0.02 to 0.2 Mpa	Nameplate and pressure gauge units: MPa	None	270°
SGD 179.67	1 Piece(s)	32 Day(s)	[Not Provided] Non-relief	Rc	1/4	Rc	1/4	20	None	0.05 to 0.85 Mpa	Nameplate and pressure gauge units: MPa	None	270°
SGD 179.67	1 Piece(s)	32 Day(s)	[Provided] Relief	Rc	1/4	Rc	1/4	20	With set nuts	0.05 to 0.85 Mpa	Nameplate and pressure gauge units: MPa	None	270°
-	1 Piece(s)	Quote	[Provided] Relief	Rc	1/4	Rc	1/4	20	With set nuts	0.02 to 0.2 Mpa	Nameplate and pressure gauge units: MPa	None	270°
-	1 Piece(s)	Quote	[Provided] Relief	Rc	1/4	Rc	1/4	20	With set nuts	0.02 to 0.2 Mpa	Nameplate and pressure gauge units: MPa	Pressure gauge mounting angle special specification	45°
-	1 Piece(s)	Quote	[Provided] Relief	Rc	1/4	Rc	1/4	20	With set nuts	0.05 to 0.85 Mpa	Nameplate and pressure gauge units: MPa	Pressure gauge mounting angle special specification	45°
-	1 Piece(s)	Quote	[Provided] Relief	Rc	1/4	Rc	1/4	20	With set nuts	0.05 to 0.85 Mpa	Nameplate and pressure gauge units: MPa	Pressure gauge mounting angle special specification	135°
-	1 Piece(s)	Quote	[Provided] Relief	Rc	1/4	Rc	1/4	20	With set nuts	0.05 to 0.85 Mpa	Nameplate and pressure gauge units: MPa	Pressure gauge mounting angle special specification	225°
-	1 Piece(s)	Quote	[Provided] Relief	Rc	1/4	Rc	1/4	20	With set nuts	0.05 to 0.85 Mpa	Nameplate and pressure gauge units: MPa	Pressure gauge mounting angle special specification	315°
SGD 190.75	1 Piece(s)	32 Day(s)	[Provided] Relief	G	1/4	G	1/4	20	With bracket (set nuts included)	0.05 to 0.85 Mpa	Nameplate and pressure gauge units: MPa	None	0°
-	1 Piece(s)	Quote	[Provided] Relief	G	1/4	G	1/4	20	With bracket (set nuts included)	0.02 to 0.2 Mpa	Nameplate and pressure gauge units: MPa	None	0°
-	1 Piece(s)	Quote	[Provided] Relief	G	1/4	G	1/4	20	With bracket (set nuts included)	0.05 to 0.85 Mpa	Nameplate and pressure gauge units: MPa	None	90°
-	1 Piece(s)	Quote	[Provided] Relief	G	1/4	G	1/4	20	With bracket (set nuts included)	0.05 to 0.85 Mpa	Nameplate and pressure gauge units: MPa	None	270°
SGD 179.67	1 Piece(s)	32 Day(s)	[Provided] Relief	G	1/4	G	1/4	20	None	0.05 to 0.85 Mpa	Nameplate and pressure gauge units: MPa	None	0°
-	1 Piece(s)	Quote	[Provided] Relief	G	1/4	G	1/4	20	None	0.02 to 0.2 Mpa	Nameplate and pressure gauge units: MPa	None	0°
SGD 179.67	1 Piece(s)	32 Day(s)	[Provided] Relief	G	1/4	G	1/4	20	With set nuts	0.05 to 0.85 Mpa	Nameplate and pressure gauge units: MPa	None	0°
-	1 Piece(s)	Quote	[Provided] Relief	G	1/4	G	1/4	20	With set nuts	0.02 to 0.2 Mpa	Nameplate and pressure gauge units: MPa	None	0°
-	1 Piece(s)	Quote	[Not Provided] Non-relief	G	1/4	G	1/4	20	With set nuts	0.05 to 0.85 Mpa	Nameplate and pressure gauge units: MPa	None	0°
-	1 Piece(s)	Quote	[Provided] Relief	G	1/4	G	1/4	20	None	0.05 to 0.85 Mpa	Nameplate and pressure gauge units: MPa	None	90°
-	1 Piece(s)	Quote	[Provided] Relief	G	1/4	G	1/4	20	None	0.02 to 0.2 Mpa	Nameplate and pressure gauge units: MPa	None	90°
-	1 Piece(s)	Quote	[Provided] Relief	G	1/4	G	1/4	20	With set nuts	0.05 to 0.85 Mpa	Nameplate and pressure gauge units: MPa	None	90°
-	1 Piece(s)	Quote	[Provided] Relief	G	1/4	G	1/4	20	With set nuts	0.02 to 0.2 Mpa	Nameplate and pressure gauge units: MPa	None	90°
-	1 Piece(s)	Quote	[Provided] Relief	G	1/4	G	1/4	20	None	0.05 to 0.85 Mpa	Nameplate and pressure gauge units: MPa	None	180°
-	1 Piece(s)	Quote	[Provided] Relief	G	1/4	G	1/4	20	With set nuts	0.05 to 0.85 Mpa	Nameplate and pressure gauge units: MPa	None	180°
-	1 Piece(s)	Quote	[Provided] Relief	G	1/4	G	1/4	20	With set nuts	0.02 to 0.2 Mpa	Nameplate and pressure gauge units: MPa	None	180°
-	1 Piece(s)	Quote	[Provided] Relief	G	1/4	G	1/4	20	None	0.05 to 0.85 Mpa	Nameplate and pressure gauge units: MPa	None	270°
-	1 Piece(s)	Quote	[Provided] Relief	G	1/4	G	1/4	20	With set nuts	0.05 to 0.85 Mpa	Nameplate and pressure gauge units: MPa	None	270°
-	1 Piece(s)	Quote	[Provided] Relief	G	1/4	G	1/4	20	With set nuts	0.05 to 0.85 Mpa	Nameplate and pressure gauge units: MPa	Pressure gauge mounting angle special specification	45°
-	1 Piece(s)	Quote	[Provided] Relief	[NPT] NPT	1/4	[NPT] NPT	1/4	20	With bracket (set nuts included)	0.02 to 0.2 Mpa	Nameplate and pressure gauge units: psi	None	0°
SGD 190.75	1 Piece(s)	32 Day(s)	[Provided] Relief	[NPT] NPT	1/4	[NPT] NPT	1/4	20	With bracket (set nuts included)	0.05 to 0.85 Mpa	Nameplate and pressure gauge units: psi	None	0°
-	1 Piece(s)	Quote	[Provided] Relief	[NPT] NPT	1/4	[NPT] NPT	1/4	20	With bracket (set nuts included)	0.05 to 0.4 MPa	Nameplate and pressure gauge units: psi	Setting and pressure gauge full span 0.4 MPa specification	0°
-	1 Piece(s)	Quote	[Not Provided] Non-relief	[NPT] NPT	1/4	[NPT] NPT	1/4	20	With bracket (set nuts included)	0.05 to 0.85 Mpa	Nameplate and pressure gauge units: psi	None	90°
-	1 Piece(s)	Quote	[Provided] Relief	[NPT] NPT	1/4	[NPT] NPT	1/4	20	With bracket (set nuts included)	0.05 to 0.85 Mpa	Nameplate and pressure gauge units: psi	None	90°
-	1 Piece(s)	Quote	[Provided] Relief	[NPT] NPT	1/4	[NPT] NPT	1/4	20	With bracket (set nuts included)	0.05 to 0.85 Mpa	Nameplate and pressure gauge units: MPa	None	180°
-	1 Piece(s)	Quote	[Not Provided] Non-relief	[NPT] NPT	1/4	[NPT] NPT	1/4	20	With bracket (set nuts included)	0.05 to 0.85 Mpa	Nameplate and pressure gauge units: psi	None	180°

Basic Information

Regulator, Pressure Boosting Valve	Regulator	Regulator Type	Standard	Applicable Fluid	Air
Shape	Standard	Operating Environment	Standard	Adverse Current Function	Presence
Pressure Gauge	Pressure Gauge Built-in

Configure

132 Part Numbers

View Part Numbers

Configure Remaining Specifications

Completed

Specification/Dimensions

Exhaust Mechanism
- Not Provided
  - Non-relief
- Provided
  - Relief
Clear
Supply Side, Connection Type
- Rc
- G
- NPT
  - NPT
Clear
Control Side, Connection Type
- Rc
- G
- NPT
  - NPT
Clear
Control Side, Connection Dia.
1/8

1/4

3/8

1/2
Clear
Size of Body
20

30

40
Clear
Accessory
- None
- With bracket (set nuts included)
- With set nuts
Clear
Set Pressure
- 0.02 to 0.2 Mpa
- 0.05 to 0.4 MPa
- 0.05 to 0.85 Mpa
Clear
Pressure Unit
- Nameplate and pressure gauge units: MPa
- Nameplate and pressure gauge units: psi
Clear
Custom-made Specifications
- Setting and pressure gauge full span 0.4 MPa specification
- None
- Pressure gauge mounting angle special specification
Clear
Built-in Pressure Gauge Mounting Angle
- 0°
- 45°
- 90°
- 135°
- 180°
- 225°
- 270°
- 315°
Clear
type
- ARG20K
- ARG30K
- ARG40K
Clear
Supply Side, Connection Dia.
1/8

1/4

3/8

1/2
Clear
CAD
- 2D
- 3D
Clear

Days to Ship

All

32 Day(s) or Less
Clear

Specify Alterations

The specifications and dimensions of some parts may not be fully covered. For exact details, refer to manufacturer catalogs .

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Regulator With Built-In Pressure Gauge With Backflow Function ARG20K, 30K, 40K

(i)Caution

Regulator With Built-In Pressure Gauge With Backflow Function ARG20K, 30K, 40K Detailed Example

Regulator With Built-In Pressure Gauge With Backflow Function ARG20K, 30K, 40K Specifications

How to Order (Standard Specifications)

How to Order (Made-to-Order Specifications X406)

Model number notation (Made-to-order specifications X2101)

Standard specifications

Optional Part Nos.

Diagram

Component parts

Replacement parts

Regulator With Built-In Pressure Gauge With Backflow Function ARG20K, 30K, 40K dimensions

Basic Information

Configure

Specification/Dimensions

Exhaust Mechanism

Supply Side, Connection Type

Control Side, Connection Type

Control Side, Connection Dia.

Size of Body

Accessory

Set Pressure

Pressure Unit

Custom-made Specifications

Built-in Pressure Gauge Mounting Angle

type

Supply Side, Connection Dia.

CAD

Days to Ship

Specify Alterations

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