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Commonly used with metric o-rings, these back-up rings are made of virgin PTFE unless suffix specifies otherwise.
PTFE Material | 115 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
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 | 115 MM Nominal Inner Diameter | 3 MM Cross Section | O-Ring
Features
- Chemical resistance
- Temperature range of -40 °F to 220 °F
Fabricated from fine woven fabric and phenolic resins, this wear ring is strong yet light weight with an excellent wear rate.
Phenolic Material | 115 MM Nominal Inner Diameter | Wear Ring
Features
- Protection Against Wear
- Reduced Friction
- Extended Cylinder Life
- Operational Efficiency
The style MWRE wear ring is molded from glass fiber reinforced polyetherimide, a high strength and heat resistant material. The OD surface features diagonal grooves which serve to retain fluid for added lubrication. These wear rings are commonly used within Caterpillar, John Deere, and Hitachi cylinders.
Glass Fiber Reinforced Polyetherimide Material | 115 MM Nominal Inner Diameter | Wear Ring
Features
- Protection Against Wear
- Reduced Friction
- Extended Cylinder Life
- Operational Efficiency
Fabricated from fine woven fabric and phenolic resins, this wear ring is strong yet light weight with an excellent wear rate.
Phenolic Material | 115 MM Nominal Inner Diameter | Wear Ring
Features
- Protection Against Wear
- Reduced Friction
- Extended Cylinder Life
- Operational Efficiency
Filled PTFE back-up rings primarily used with U-seals.
Bronze Filled PTFE Material | 115 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
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 | 115 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
Fabric/Rubber Material | 115 MM Nominal Inner Diameter | VEE Packing
Fabric/Rubber Material | 115 MM Nominal Inner Diameter | VEE Packing
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 | 115 MM Nominal Inner Diameter | Wear Ring
Features
- Protection Against Wear
- Reduced Friction
- Extended Cylinder Life
- Operational Efficiency
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 | 115 MM Nominal Inner Diameter | 4 MM Cross Section | O-Ring
Features
- Chemical resistance
- Temperature range of -40 °F to 220 °F
