Backups

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

PTFE Material | 52 MM Nominal Inner Diameter | 5 MM Cross Section | Backup Ring

Features

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

MBU, 175 X 5 X 1.9 Metric B/U PTFE

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

PTFE Material | 20 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

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

Bronze Filled PTFE Material | 85 MM Nominal Inner Diameter | 7.5 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 | 130 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

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

PTFE Material | 220 MM Nominal Inner Diameter | 5 MM Cross Section | Backup 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 | 35 MM Nominal Inner Diameter | 3 MM Cross Section | Backup 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 | 38 MM Nominal Inner Diameter | 3 MM Cross Section | Backup 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 | 48 MM Nominal Inner Diameter | 3 MM Cross Section | Backup 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 | 50 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