![QR4000 Series QR4000 Series](https://cdn11.bigcommerce.com/s-ca10qrhzok/images/stencil/1192x250/j/parker-qr4000-series-pressure-regulators-category__83318.original.jpg)
4 items
Internally Threadless, Welded, Stainless Steel
The QR4000 is a high purity, high pressure non-tied diaphragm regulator. It utilizes a metal-to-metal diaphragm seal which provides enhanced leak integrity.
4 items
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