 At Smart Products, we have over 3 million flexible flow control solutions to meet a specific design criteria. Our check and pressure relief valves provide accurate, reliable flow control in advanced, low pressure, low flow systems.
 Understanding the intricacies of Check Valve Operation can save time and money when creating current or future applications. We've highlighted how our valves work in 8 stages:
DOWNLOAD the PDF Guide or
VISIT the Check Valve Operation web page
Check Valves for 3/4" Sizes
 Looking for a smooth body cartridge valve at a larger size? We offer the Model #170 and Model #174 to fit size O.D. at 3/4" (19.05mm).
The Model #170 is longer at 1.125" (28.58mm) versus the #174, which has a length of 0.835" (21.21.mm).
Available plastic body materials for both include Polypropylene, Nylon, and PVDF. Model #170 is also available in Acrylic, Acetal, and ABS. O-ring options for both are Buna-N, EPDM,Viton®, and Silicone. Opening pressure ranges are 0.16 to 3 PSI.
For questions about check valves available at 3/4" sizes - or if you need another size, style, or other customizable components - contact a Product & Application Specialist at sales@smartproducts.com or (800) 338-0404. We have over 3 million flexible design solutions to meet your specific application requirements.
To view a PDF of our entire product catalog, click here.
Shipping During the Holidays:
Please Note: The last date we will accept orders to be shipped in December 2015 will be Monday, December 14. For orders over 10,000 pieces, please call for confirmation that the order can be completed by that date.
1-800-338-0404
Smart Products will be closed on:
Thursday, November 26
Friday, November 27
Thursday, December 24
Friday, December 25
Thursday, December 31
Friday, January 1
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