As of July 30th, 2021 Global Rubber Products was purchased by Niagara Rubber Supply Inc. Changes and updates to the website are coming but all customers should be aware that the location at 515 Milner Avenue in Scarborough is closed. All emails and current contact information are still intact or alternatively, you can contact Niagara Rubber Supply directly. Global Rubber has provided quality service to their customers for over 40 years and we feel becoming part of the Niagara Rubber Supply family is a great way to continue on.
Niagara Rubber Supply Inc.
94 Dunkirk Rd, Unit 12N
St.Catharines ON
L2P 3H4
Email: sales@niagararubbersupply.ca as well info@globalrubber.com will connect you with our team.
Nitrile & PTFE Back-Up Ring Kits
Global Rubber Products Ltd. has back-up kits available in Buna’n 90 Durometer (Nitrile). These products are shipped worldwide from our location in Toronto, Canada.
To order, please use our online quote and ordering form found on the “Contact Us” page. Also, be sure to check out our catalogue for a full listing of our products.
9K300 Buna'n 90 Durometer – Nitrile
The Buna’n 90 Durometer Nitrile back-up kit includes 36 ring sizes, with 293 rings in total.

9K310 PTFE Back-up Ring Kit
Global Rubber’s 9K310 PTFE Back-up Ring Kit includes 325 rings, in 36 sizes. These rings are scarf cut (split) for easy installation.
