QSM Tru-Flo

QSM Tru-Flo EA-33NF-SN Ball Valve

A sanitary direct-mount ball valve platform with full-port flow, polished internals, live-loaded packing, and Tri-Clamp ends as standard.

QSM Tru-Flo EA-33NF-SN Ball Valve

Product notes

  • Core design3-piece body design supports inspection and inline repair.
  • SealingLive-loaded self-adjusting packing and Belleville washers help defend against stem leakage.
  • AutomationDirect ISO mounting supports high-cycle automated applications.
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
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.

Automated sanitary isolationTri-Clamp process pipingVacuum applications with cavity-filled valve styleHigh-cycle service points
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?

Send the line size, end connection, seat preference if known, product, temperature, pressure, and manual or actuated requirement.

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