O-rings and back-up rings

Backup O-Rings, Marco Rubber & Plastics

Back-up Rings PTFE, Preventing Extrusion

OSK™ Industrial Solid PTFE Back-up Ring Kit 36-Sizes 325-Pieces [K325X36TBU-S] : The O-Ring Store LLC, We make getting O-Rings easy!

PTFE* Back-up Washers ORING Design and Gland Dimensions

Backup Rings - Sigma Seals & Gaskets

The Back-up Ring

PEEK Back-Up Rings - M&P Flange & Pipe Protection

Global O-Ring and Seal on X: Requesting for backup? We have backup rings readily available in NBR, Viton, and Teflon (Solid, Split, and Spiral versions). Use our Backup Ring Size Chart here

574-Back-Up-Rings - Hercules for o-rings, hydraulic seals, cylinders

8-010 FKM Back-up Ring [V890010] : The O-Ring Store LLC, We make getting O- Rings easy!

Plastic Backup Ring Sizes - Kalsi Engineering, Inc.

Back-up Rings (Anti-extrusion Rings)

Features and benefits of the floating backup ring

590 Back-Up Rings

What are Back-up Rings/Anti Extrusion Rings Guide - Barnwell : Barnwell