Pvc Check Valve – 426 Series, Gray Housing, 1/4″ Female Pipe Thread, Buna-N Seal

Description

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.
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 NPT1/8, 1/4, 5/16, 3/8, 1/2 Hose Barb1/8, 1/4 JACO1/4, 3/8 SMC Push-To-Connect3/8 BIB (Smooth Barb)
• Cracking Pressure 1 psi (Standard)
• Ball Material 316 Stainless Ball with 302 Stainless Spring (Standard), Teflon® Ball with Hastelloy Spring

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

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