QSM Tru-Flo

QSM Tru-Flo EA-33NF-SN-V Flow Control Ball Valves

A V-port sanitary ball valve for throttling and modulating flow where a standard full-port open/close valve is too blunt an instrument.

QSM Tru-Flo EA-33NF-SN-V Flow Control Ball Valves

Product notes

  • Flow control30-degree or 60-degree V-ball options are noted on current materials.
  • Actuation pathWorks as a manual valve or with pneumatic positioning support.
  • Shared platformBuilt on the EA-33NF sanitary ball valve design with polished ID and live-loaded packing.
Features

What this valve brings to the line.

These notes preserve the current Triplex product details while cleaning up the page structure, copy, and visual system.

ASTM 316/316L stainless steel
30-degree or 60-degree V-ball options
3-piece body design facilitates inspection and inline repair
Full-port flow to tube ID without tapering
Highly polished 8-12 Ra ID
Live-loaded, self-adjusting packing with Belleville washers
3-piece V-ring stem packing for sealing and lower torque
Blowout-proof bottom-entry stem and anti-static device
ANSI B16/B2/B18, MSS-SP82, NSF61 AWWA references on current materials
Body cavity fillers meet FDA, USDA, and 3A requirements
Designed for high-cycle automated applications
Standard Tri-Clamp ends; other ends available upon request
100% tested and inspected prior to shipping
Full component traceability
SST x PTFE seats available for high-temperature applications
Regular or cavity-filled styles
Standard seats are TFM-1600
Cavity fillers are virgin PTFE (CFR 21 compliant)
Cavity-filled valves suitable for vacuum applications
Application fit

Where to consider it.

This valve family is usually considered when the line needs sanitary construction, low-restriction flow, service access, and a practical manual or automated control point.

Throttling serviceModulating flow controlManual adjustment pointsPneumatic positioner applications
Documents

Datasheets, manuals, and selection references.

Use these documents for dimensions, materials, actuator details, seat guidance, pressure-temperature limits, and part-number support. If the application is critical, confirm the final selection against the current manufacturer document package.

Related pages

Keep comparing inside the ball valve family.

If the connection, port pattern, or service type changes, one of the related pages may be a better fit.

Need this valve quoted or checked?

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