Description
Techcon TSD400-71 EPR Mini Spool Valve Seal is a replacement TSD400-71 seal for mini spool valve maintenance in precision dispensing equipment. It is used when the valve needs a new U-cup seal during cleaning, rebuild, or troubleshooting work.
TSD400-71 seal Benefits
- EPR U-cup design supports the sealing surface inside compatible mini spool valve assemblies.
- Designed for Techcon TS5322 style service procedures where the seal remains dry during installation.
- Helps maintenance teams address leakage, inconsistent shutoff, or worn seal behavior.
- Small service part reduces downtime when a full valve replacement is unnecessary.
- Works in organized spare-parts programs for adhesive and fluid dispensing cells.
- Fits repair workflows that include valve flushing, inspection, and careful reassembly.
Mini spool valves rely on clean internal movement and dependable sealing to meter small deposits with repeatable starts and stops. During a rebuild, release fluid pressure, clean the valve chamber, inspect the spool and adjoining wear parts, and replace the seal only with the matching part number. That keeps the repair focused on the known wear item without changing the rest of the valve configuration.
Common Applications for TSD400-71 seal
- Repair of Techcon mini spool valves used in controlled fluid dispensing.
- Maintenance support for adhesive, sealant, coating, and lubricant lines.
- Service kits for benches that support multiple dispensing stations.
- Preventive replacement during scheduled valve cleaning.
- Troubleshooting drip, poor shutoff, or changing dispense volume after seal wear.
Compatible Service Materials
- Mini spool valve assemblies that call out TSD400-71.
- O-ring removal tools and snap ring pliers used in valve teardown.
- Approved flushing materials selected for the material being dispensed.
- Companion seals and O-rings identified in the applicable Techcon valve manual.
TSD400-71 seal Technical Specifications
| Property | Value |
|---|---|
| SKU | TECTSD400-71 |
| Manufacturer part | TSD400-71 |
| Part type | U-cup seal |
| Material | EPR |
| Valve family | Mini spool valve |
| Service note | Keep dry during installation when specified by the valve manual |
Packaging and Ordering
Use this seal when a compatible mini spool valve needs focused service instead of full replacement. Browse dispensers, mixers, and nozzles for related dispensing maintenance parts. For manufacturer valve families and service resources, see Techcon dispensing systems.
Need Help?
Need help confirming the right seal for your mini spool valve? Call (800) 220-1966 or email [email protected].
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