Description
This 1cc rubber piston is the seal that rides inside a Techcon 400 Series syringe barrel, separating the plunger from the fluid and keeping pressure even across the full diameter of the barrel as it travels. The lubricated version reduces drag against the barrel wall, which matters most on 1cc barrels where even small friction differences show up as inconsistent bead starts and stops.
Techcon builds this piston from thermoplastic rubber sized to the 1cc barrel bore, and it is sold in a 1000-piece case, the standard pack size for shops running high-volume manual or air-assisted dispensing where pistons are treated as a routine consumable rather than a spare part.
Lubrication and syringe barrel fit
The lubricated finish on this piston is meant for manual and low-pressure air dispensing, where a dry piston can stick intermittently against the barrel wall and cause skips in the bead. Matching piston lubrication to your dispensing method, manual, air, or a semi-automatic gun, is one of the simpler adjustments that fixes inconsistent flow through a syringe barrel without changing fluid viscosity or tip size.
Stocking syringe barrel pistons for production volume
Because 1cc barrels are common in precision dot and small-bead work such as SMT rework, small-part bonding, and electronics assembly, piston consumption per shift can be high. The 1000-count case keeps a production line stocked without reordering every few days, and pairs with the corresponding 1cc barrels and plungers in Techcon’s 400 Series. Shops that standardize piston, plunger, and barrel purchases together tend to see fewer mid-shift mismatches on the line.
Chemical Concepts stocks the complete Techcon 400 Series line, including barrels, plungers, and pistons, in our dispensing and mixing accessories category. For piston material and sizing references across the full 400 Series, see Techcon’s manufacturer site.
Need help matching piston lubrication to your dispensing method? Call (800) 220-1966 or email [email protected] and we will confirm the right piston, plunger, and barrel combination.







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