Flowserve VRA Seal

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The VRA is an outside mounted, dry-running single pusher seal designed to operate on top entry agitators and mixers. Self-lubricating carbon or filled PTFE seal faces run completely dry without cooling.

Size Range: 25 to 178 mm (1.000 to 7.000 in)

Metal Components: 316 Stainless Steel, Filled PTFE

Rotating Face: Carbon, Filled PTFE

Stationary Face: Durachrome, Tungsten Carbide, Aluminum Oxide

Gaskets: Fluroelastomer, Perfluroelastomer, EPR

Springs: Alloy C-276

Operating Parameters

Pressure: Full vacuum to 13.8 bar (200 psi)
Temperature: Up to 149C (300F)
Speed: Up to 350 rpm