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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 | 215 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
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 | 215 MM Nominal Inner Diameter | 7.1 MM Cross Section | Backup Ring
Features
- High strength and abrasion resistance
- Wide temperature range
- Chemical resistance
- Low friction
- Easy installation
O-rings as elastic loops that seal static and dynamic applications. They are used to seal the space between cylinders, pistons, pipes and tubes and can be made from various materials.
70A Durometer | Nitrile Material | 215 MM Nominal Inner Diameter | 3 MM Cross Section | O-Ring
Features
- Chemical resistance
- Temperature range of -40 °F to 220 °F
O-rings as elastic loops that seal static and dynamic applications. They are used to seal the space between cylinders, pistons, pipes and tubes and can be made from various materials.
70A Durometer | Nitrile Material | 215 MM Nominal Inner Diameter | 8 MM Cross Section | O-Ring
Features
- Chemical resistance
- Temperature range of -40 °F to 220 °F
Commonly used with metric o-rings, these back-up rings are made of virgin PTFE unless suffix specifies otherwise.
PTFE Material | 215 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
Filled PTFE back-up rings primarily used with U-seals.
Filled PTFE Material | 215 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
WRFA bearings are manufactured of an extremely abrasion-resistant and low-friction POM-PTFE Bronze compound. Rings are split for easy installation and multiple rings may be arranged adjacent to each other with joints staggered. These are genuine Hunger® parts.
POM – PTFE/Bronze Material | 215 MM Nominal Inner Diameter | Wear Ring
Features
- Protection Against Wear
- Reduced Friction
- Extended Cylinder Life
- Operational Efficiency
