Techcon TSD1150-5 Valve Compression Spring

Description

The Techcon TSD1150-5 is a replacement compression spring built for the TS1212 pinch tube dispensing valve and the related TS1201 dispensing pen body. It is one of the small dispenser parts that goes unnoticed until a valve starts leaking, double-firing, or losing its seal under repeated cycling, and at that point having the exact spring on hand keeps a production line moving instead of waiting on a full valve rebuild or an equipment swap.

Where this dispenser parts spring fits

TS1212 and TS1201 style valves rely on internal spring tension to hold the pinch tube or plunger closed between shots. High cycle counts, and exposure to solvents or heat over time, can fatigue the factory spring, showing up as inconsistent dot size, dripping between cycles, or a sluggish return stroke that slows down a repetitive dispensing job. Swapping in a fresh TSD1150-5 restores the original shut-off force without replacing the entire valve body, which is the more common and much less expensive fix for this failure mode. Because the spring is a wear item rather than a defect, keeping a few on hand as spares is standard practice on lines running high daily cycle counts.

Maintenance teams typically replace this spring during a scheduled valve teardown alongside seals and o-rings, rather than waiting for a failure mid-shift. Techcon documents this and other springs in the TSD1150 family by suffix number, with different wire gauge and length variants matched to specific valve models, so confirming the exact part number against the valve in service avoids ordering a spring that is close but not correct for the application.

Specifications

Ordering this dispenser parts spring from Chemical Concepts

Chemical Concepts stocks Techcon dispenser parts alongside the full line of Techcon dispensing valves, mixers, and nozzles, so a worn spring, seal, or nozzle never has to hold up a job. For help matching this spring to your valve model or confirming fit before you order, call (800) 220-1966 or email [email protected]. Techcon’s own dispensing valve parts resources include spare parts diagrams broken out by valve series if you need to confirm the exact spring position before ordering.