Various piston cups and piston rings are available in standard and metric sizes. We also offer step cut piston rings. Expander rings are available to load your piston ring in a standard or reworked groove. We can also machine wear bands from various materials to meet your needs. Wear bands are available solid or split (read more)

Piston rings injection molded in Meldin® 1000 series, 3000 series, and 5000 series materials offer excellent chemical compatibility and wear life versus traditional cast iron solutions.

Saint-Gobain Performance Plastics can produce various piston ring design types in these injection molded Meldin® material grades.

The Meldin® materials' excellent flexural, wear, frictional, and chem... (read more)

Piston rings injection molded in Meldin® 1000 series, 3000 series, and 5000 series materials offer excellent chemical compatibility and wear life versus traditional cast iron solutions.

Saint-Gobain Performance Plastics can produce various piston ring design types in these injection molded Meldin® material grades.

The Meldin® materials' excellent flexural, wear, frictional, and chem... (read more)

Fluitron offers non-lubricated piston compressors that operate without oil or other contaminants in contact with the process. (read more)

NOSHOK offers both Piston Type and Sintered Pressure Snubbers to protect your pressure instrumentation against fluctuations, surges, and spikes. Our snubbers alleviate pulsations to assure steady pressure readings and extend the life of your instrument. (read more)

Pressure rating of seal design can be extended by the use of a back up ring. If this option is required, please seek advise from your local Hallite sales office. (read more)

Automated seal/o-ring assembly for large and heavy-duty O ring placement applications. Spread and place seals with this through hole dual motion automatic o-ring placement assembly machine. These grippers are designed to facilitate part ejection and part seating. The grippers are ideal when an ejector is needed after part placement or when seal is to be placed. (read more)

O-Ring and Seal Installation from small to large applications.

Spread and place seals with these dual motion automatic o-ring placement assembly machines. Two sizes available, one for handling up to 3 inch I.D. AGP-6-OR (six jaw) and a larger unit to handle up to 12 inch I.D. AGP-8-OR (eight jaw) multi motion through-hole parallel grippers. (read more)

AGI is introducing an O-Ring insertion seal assembly equipment, along with a complete range of automation products that include, parallel grippers, rotary actuators, thrusters, linear actuators, mini slides, tool changers, overload devices. (read more)

Colonial Seal supplies of a range of guide rings and wear sleeves. Colonial Seal wear sleeves are designed to prevent excessive wear or groves on rotating shafts. Our guide rings are used in rod and piston applications to prevent piston cylinders from seizing up due to scoring caused by metal-to-metal contact. Colonial Seal can cross-reference most major brands including SKF Speedi-Sleeve (read more)