O-Ring & Engineered Seals Division

Innovative Custom Sealing Solutions

Enhancing the customer experience while shortening research and design time when looking for a custom seal solution.

Click here for the Seal Solutions Guide

Products Available For Online Purchase

A selection of Parker products is now available for purchase online in the U.S. Browse products currently in stock, configure the part number and "Add to Cart" - your order will be shipped from a certified Parker Distributor.

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O-Ring Handbook

It's what you don't see that makes it a Parker O-ring. Click the button to go to the O-Ring eHandbook or click here to download the O-Ring Handbook PDF.

Seal Solutions Guide

The Parker Seal Solutions eGuide helps you find the best sealing solutions for your application pain whether it be gland limitations, installation improvements, or custom retaining gaskets. 

Design Your Own

Take the guesswork out of O-ring design and selection with Mobile inPHorm. This web based mobile app offers material recommendations, fluid compatibility, and gland/seal calculations (standard sizing design analysis). Recommended for basic design analysis.

O-Ring Selector

O-Ring Selector is a sophisticated sizing calculator with added features for estimating thermal expansion, chemical volume swell and compressive load force (uses imperial and standard sizing design analysis). Recommended for advanced users.


Quickly access our catalogs, brochures, handbooks, guides and manuals.


Find and use our mobile apps and training videos listed under the Customer Toolbox on our Support page.

Parker's Sealing and Shielding Blog

Learn from the experts at Parker as they share their knowledge on design tips, FAQs, case studies and trends in the industry.