Check Valve CVR / CVS / CVU / CVUD Series

Caution
- The product images are representative only. Please refer to the manufacturer's catalog for shape details.
- Some of the items are scheduled to be discontinued as of end of March in 2023. The manufacturer keep the items produced but they are not available with Misumi.
There are not the replacement items and the plan to resumption of sale. Please check the quotation and order screen for details.
Product Description
Check valve equipped with a quick fitting that makes it easy to attach and detach the tube.
[Features]
·Easy connection with quick fittings
·Check valve that allows fluid to flow in one direction. It blocks the flow in the opposite direction
·Easy to install with built-in quick fittings
·Ideal for compact piping
·Electroless nickel plating with excellent rust resistance is standard specifications
[Applications]
・ Compatible with pneumatic equipment and production lines in all industries
Drawing

Dimensional drawing

Metric thread type
Product Specifications

External appearance
Standard table
| Part number | Tube outer diameter ⌀D | R | A | B | L^Note 1 | ⌀P | C | Width across flats H | Effective cross-sectional area (mm^2) | Weight (g) |
|---|---|---|---|---|---|---|---|---|---|---|
| CVS4-M5□ | 4 | M5 × 0.8 | 3 | 27.8 | 24.8 | 8 | 10.9 | 8 | 2.5 | 7.2 |
| CVS4-M6□ | M6 × 1 | 3.9 | 28.8 | 24.9 | 2.7 | 7.4 | ||||
| CVS4-01□ | R1/8 | 8 | 23.9 | 19.9 | 9 | 10 | 11 | |||
| CVS6-01□ | 6 | R1/8 | 8 | 29 | 25 | 10 | 11.7 | 10 | 6.8 | 11 |
| CVS6-02□ | R1/4 | 11 | 23 | 12 | 14 | 23 | ||||
| CVS8-01□ | 8 | R1/8 | 8 | 35.5 | 31.5 | 13.5 | 18.2 | 14 | 6.8 | 22 |
| CVS8-02□ | R1/4 | 11 | 39.2 | 33.2 | 15.5 | 24 | ||||
| CVS10-03□ | 10 | R3/8 | 12 | 61.7 | 55.4 | 25 | 20.7 | 24 | 35 | 47 |
| CVS10-04□ | R1/2 | 15 | 68.2 | 60 | 28 | 27 | 39 | 65 | ||
| CVS12-03□ | 12 | R3/8 | 12 | 64.3 | 58 | 25 | 23.3 | 24 | 50 | 50 |
| CVS12-04□ | R1/2 | 15 | 70.8 | 62.6 | 28 | 27 | 53 | 69 |
*1: The L dimension of tapered thread type is a reference dimension after screw-in.
Development story
This is a product developed through rigorous testing by combining the design know-how and manufacturing technology that have been cultivated since its founding in order to meet the customers' needs.