Description
Techcon’s 8 in rod and PP piston assembly is a set of dispensing valve parts for Techkit cartridges, built to reseal a worn two-component dispenser. The assembly pairs an 8 in rod with a polypropylene piston, restoring seal integrity inside a Techkit cartridge without replacing the whole kit.
Where this dispensing valve part is used
- Techkit two-component cartridge dispensers running 8 in stroke length
- Rebuild kits restoring seal and metering accuracy on a worn cartridge
- Applications requiring a polypropylene piston for chemical compatibility
Dispensing valve parts specifications
- Format: 8 in rod and piston assembly
- Piston material: polypropylene (PP)
- Function: reseals the dispensing valve and meters cartridge output on the stroke
Order the 8 in PP piston assembly from Chemical Concepts’ dispensers, mixers, and nozzles category when rebuilding a Techkit cartridge. For the full Techkit rebuild parts lineup, see Techcon.
Need Help?
Need help matching a piston material to your dispensed chemistry? Call (800) 220-1966 or email [email protected].







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