Backup Rings
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Material
Nominal Inner Diameter
Nominal Outer Diameter
Solid or Split
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Filled PTFE back-up rings primarily used with U-seals.
Glass Filled PTFE Material | 32 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
Filled PTFE back-up rings primarily used with U-seals.
Glass Filled PTFE Material | 90 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
Filled PTFE back-up rings primarily used with U-seals.
Glass/Moly Filled PTFE Material | 45 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
Filled PTFE back-up rings primarily used with U-seals.
Glass Filled PTFE Material | 40 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
Filled PTFE back-up rings primarily used with U-seals.
Glass Filled PTFE Material | 95 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
Filled PTFE back-up rings primarily used with U-seals.
Bronze Filled PTFE Material | 10 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
Filled PTFE back-up rings primarily used with U-seals.
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
Filled PTFE back-up rings primarily used with U-seals.
Bronze Filled PTFE Material | 15 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
Filled PTFE back-up rings primarily used with U-seals.
Bronze Filled PTFE Material | 16 MM Nominal Inner Diameter | 4 MM Cross Section | U-Seal Back-Up 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 | 16 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
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Back-up rings are installed together with o-rings or other accompanying seals to prevent gap extrusion in sealing applications. They are available in a spiral, split, or solid design.
