O-Rings & Seals

Standard Piston Seal Systems & Non-Standard Seals

PCT offers a wide array of seals for ALL Hot Runner systems.

We offer 2 piece piston seal systems consisting of a Viton™ O-ring with a graphite/teflon cover sleeve and Viton™ O-rings encapsulated with teflon.

HUSKY seals, Männer seals, Mold-Masters seals, MHT seals, Otto Hofstetter seals, Kortec seals, Sipa seals, Sacmi seals, Nissei seals, Milacron seals

In addition to standard piston rings, we offer a wide array of different seals:

Vented stainless steel seals used under the nozzle housing to insure against leakage

Grafoil seals used to contol heat flow in the system

Metal C-ring seals used to insure against leaking

Standard Seals

  • 534413
  • 535481
  • 1090035
  • 2343752


  • 101405/101406
  • 101401/101402

PET Seals

Husky™ Hot Runner Seals

  • 023531
  • 534526
  • 535413
  • 536481
  • 2520571
  • 3493658
  • 2610119
  • 4745164
  • 4745165
  • 7271202
  • 3227062
  • 3323778
  • 3867958
  • 3431363
  • 6040676
  • 1010881
  • 1090035
  • 2520111
  • 6689887
  • 536045
  • 2343751
  • 2343752
  • 2421913
  • 2468734
  • 2497158


  • 2421913-3323
  • 1068462/3493659


Pricing & Availability

Choose your part number and contact us today!