Vee-Ball SS-84PSV4 NPS 4 x 3 Rotary Control Valve
The SS-84PSV4 valve is the pressurizer spray valve for use in third generation PWR Nuclear Generating Stations. The NPS 4x3 valve body has NPS 4 buttweld ends with 3 inch Fisher Vee-Ball internal trim. This valve version (SS-84PSV4) offers several enhanced features compared to the original SS-84 design that was designed for previous PWR Reactors.
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The Fisher Vee-Ball SS-84PSV4 NPS rotary control valve contains several enhanced features compared to the original SS-84 designs which operated in previous PWR Reactors. These features include the following:
- Missing tooth spline design ensuring One-Way only assembly
- Side body flange allows trim removal without actuator removal
- Design integrates easy adjustment of closed position
- Actuator turnbuckle adjustment allows precise positioning without linkage disconnects
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For current product specifications view the product instruction manual.
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