Backup Rings

Filled PTFE back-up rings primarily used with U-seals.

Bronze Filled PTFE Material | 65 MM Nominal Inner Diameter | 5 MM Cross Section | U-Seal Back-Up Ring

Features

• High strength and abrasion resistance
• Wide temperature range
• Chemical resistance
• Low friction
• Easy installation

Commonly used with metric o-rings, these back-up rings are made of virgin PTFE unless suffix specifies otherwise.

PTFE Material | 68.6 MM Nominal Inner Diameter | 3.2 MM Cross Section | Backup Ring

Features

• High strength and abrasion resistance
• Wide temperature range
• Chemical resistance
• Low friction
• Easy installation

Backup rings are used in sealing and are designed to limit o-ring clearance gaps. They are used in high-pressure sealing situations.

95A Durometer | Urethane Material | 60 MM Nominal Inner Diameter | 7.5 MM Cross Section | Backup Ring

Features

• High strength and abrasion resistance
• Wide temperature range
• Chemical resistance
• Low friction
• Easy installation

Backup rings are used in sealing and are designed to limit o-ring clearance gaps. They are used in high-pressure sealing situations.

70 Shore D Durometer | Urethane Material | 70 MM Nominal Inner Diameter | 2.5 MM Cross Section | Backup Ring

Features

• High strength and abrasion resistance
• Wide temperature range
• Chemical resistance
• Low friction
• Easy installation