Series 6400 Instrument Connection Valve

The Series 6400 valve also features a high-strength forged body, welded tamper-proof construction, internal entry blowout-proof stem, an oval safety handle and an integral lock-out device to prevent accidental operation.

The unique, fire-safe design of this product incorporates backup metal fire lips to provide sealing if the soft seats sublimate in the event of a fire, and optional grafoil stem seal to ensure fire-safe integrity.

This fire-safe design meets the stringent requirements of API 607. The Series 6400 valve is available with options, including lock-out devices and spring return handles.