KOYO Check valves for fittings（Supply Side, Plumbing Thread Nominal：1/4B）

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Check Fitting CSB

KOYO

Cadmium-free brass material is used.

[Features]
· A fitting with an integrated fitting and check valve.
· A useful fitting for saving on spaces and costs.
· The spring poppet check valve provides flow direction to the piping system

Starting from^∗ ：	19.39 €
Min. Shipping Days ：	5 Days

*Unit price with basic configuration

Promotional pricing

Check Fitting CSA

KOYO

Cadmium-free brass material is used.

[Features]
· Complete fitting with a joint and a check valve.
· Advantageous fitting for the space and cost perspectives.
· The spring poppet check valve gives the flow direction to the piping system

Volume Discount

Starting from^∗ ：	20.17 €
	Special price
Min. Shipping Days ：	Same day

*Unit price with basic configuration


Brand
Product Series
Starting from^∗
Min. Shipping Days ：
Type
Applicable Fluid
Nominal Pressure
Body Material
Supply Side, Connection Type
Supply Side, Plumbing Thread Nominal
Supply Side, Tube Flange Nominal
Control Side, Connection Type
Control Side, Plumbing Thread Nominal
Control Side, Tube Flange Nominal
Max. Operating Pressure(MPa)
Cracking Pressure(MPa)

		Promotional pricing
Brand	KOYO	KOYO
Product Series	Check Fitting CSB	Check Fitting CSA
Starting from^∗	19.39 € *Unit price with basic configuration	20.17 € Special price *Unit price with basic configuration Promotional pricing Volume Discount
Min. Shipping Days ：	5 Days	Same day
Type	Spring Type (In-line)	Spring Type (In-line)
Applicable Fluid	Air	Air
Nominal Pressure	No Standard, Others	No Standard, Others
Body Material	Brass	Brass
Supply Side, Connection Type	Rc (R)	Rc (R)
Supply Side, Plumbing Thread Nominal	1/4B	1/4B
Supply Side, Tube Flange Nominal	-	-
Control Side, Connection Type	Rc (R)	Rc (R)
Control Side, Plumbing Thread Nominal	1/4B	1/4B
Control Side, Tube Flange Nominal	-	-
Max. Operating Pressure(MPa)	21	21
Cracking Pressure(MPa)	0.05	0.05 ～ 0.3

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Type
- Swing Type
- Lift Type
- Spring Type (In-line)
- Wafer Type
- Others
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Applicable Fluid
- Water
- Air
- Oil
- Gas
- Chemical
- Others
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Nominal Pressure
10K

16K

20K

125

150

200

No Standard, Others
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Body Material
Brass

Bronze

Cast Iron

Cast Stainless Steel

Ductile Cast Iron

Lead-free Copper Alloy

Stainless Steel

Steel
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Supply Side, Connection Type
Flange

Rc (R)
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Supply Side, Plumbing Thread Nominal
1B

1 1/2B

1 1/4B

1/2B

1/4B

1/8B

2B

2 1/2B

3B

3/4B

3/8B

4B
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Supply Side, Tube Flange Nominal
1B

1 1/2B

1 1/4B

1/2B

2B

2 1/2B

3B

3/4B

4B

5B

6B

8B

10B
Clear

Control Side, Connection Type
Flange

Rc (R)
Clear

Control Side, Plumbing Thread Nominal
1B

1 1/2B

1 1/4B

1/2B

1/4B

1/8B

2B

2 1/2B

3B

3/4B

3/8B

4B
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Control Side, Tube Flange Nominal
1B

1 1/2B

1 1/4B

1/2B

2B

2 1/2B

3B

3/4B

4B

5B

6B

8B

10B
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Max. Operating Pressure(MPa)
0.6

0.98

1

1.18

1.2

1.37

1.4

1.6

2

2.1

2.2

2.75

21.0

34.5
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Cracking Pressure(MPa)
0.007

0.04

0.05

0.3
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