2-Pack SMC Inline Check Valve – 1/2" FPT, 685 Series, Buna Seal, 125 PSI

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Description

Here's a 2-pack of SMC inline check valves, model 685 series, with 1/2 inch female pipe threads (FPT).
They've got Buna seals and are rated for up to 125 PSI.
These are brand new, in original packaging, made in the USA.
The body is polypropylene, so they're corrosion-resistant and light.
Color is black, and the part number is 6850090 – MPN is 685.
Perfect for fluid or air lines where you need to prevent backflow.

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