SMC

Check Valve 426 Series PVC Gray 1/4 FPT x 1/4 MPT BUNA

Part Number: 5721290

Alt. Part Number: PVC 426-4F4M-B

In Stock

out of stock

In Stock

$11.55 Regular price


The 426 Series Check Valve prevents reverse flow and cross contamination and its design promotes multiple configurations to fit the exact end use application. Gray PVC with 1 psi stainless spring and ball is the standard configuration. PVC is a NSF Standard 61 Approved Material. Nylon, PVDF (Kynar®) and Glass Filled Polypropylene are available for chemical resistance applications. MakroBlend is an NSF Standard 51 Approved Material. Hastelloy is a superior chemically resistant spring material. Teflon® balls are standard with Hastelloy springs for chemical resistance applications. 

Options are available by special order with a minimum order of 100 units. Please call to place a special order with varying options.

Specifications:   
Material Options Gray PVC (Standard), White PVC, White Polypropylene, Black Nylon, White Nylon, MakroBlend, Black PVDF (Kynar®)
Seal Options Buna-N (Standard), Ethylene Propylene, Fluoroelastomer (Viton®)
End Options 1/8, 1/4 Male and Female NPT 1/8, 1/4, 5/16, 3/8, 1/2 Hose Barb 1/8, 1/4 JACO 1/4, 3/8 SMC Push-To-Connect 3/8 BIB (Smooth Barb)
Cracking Pressure 1 psi (Standard), 1/3, 1.5, 3, 5, 7, 10, 12 psi or No Spring, Hastelloy Spring - 1/3, 1, 5, 12 psi
Ball Material 316 Stainless Ball with 302 Stainless Spring (Standard), Teflon® Ball with Hastelloy Spring
Max Pressure 125 psi
Max Temperature 140° F


Details

Body Material

PVC

Operating Pressure Range

125 psi

Operating Temperature Range

140° F

Warranty & Certifications

Certifications

NSF Standard 51




The 426 Series Check Valve prevents reverse flow and cross contamination and its design promotes multiple configurations to fit the exact end use application. Gray PVC with 1 psi stainless spring and ball is the standard configuration. PVC is a NSF Standard 61 Approved Material. Nylon, PVDF (Kynar®) and Glass Filled Polypropylene are available for chemical resistance applications. MakroBlend is an NSF Standard 51 Approved Material. Hastelloy is a superior chemically resistant spring material. Teflon® balls are standard with Hastelloy springs for chemical resistance applications. 

Options are available by special order with a minimum order of 100 units. Please call to place a special order with varying options.

Specifications:   
Material Options Gray PVC (Standard), White PVC, White Polypropylene, Black Nylon, White Nylon, MakroBlend, Black PVDF (Kynar®)
Seal Options Buna-N (Standard), Ethylene Propylene, Fluoroelastomer (Viton®)
End Options 1/8, 1/4 Male and Female NPT 1/8, 1/4, 5/16, 3/8, 1/2 Hose Barb 1/8, 1/4 JACO 1/4, 3/8 SMC Push-To-Connect 3/8 BIB (Smooth Barb)
Cracking Pressure 1 psi (Standard), 1/3, 1.5, 3, 5, 7, 10, 12 psi or No Spring, Hastelloy Spring - 1/3, 1, 5, 12 psi
Ball Material 316 Stainless Ball with 302 Stainless Spring (Standard), Teflon® Ball with Hastelloy Spring
Max Pressure 125 psi
Max Temperature 140° F

Details

Body Material

PVC

Operating Pressure Range

125 psi

Operating Temperature Range

140° F

Warranty & Certifications

Certifications

NSF Standard 51


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