Backup Rings
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Backup Rings
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(3 results)
Filled PTFE back-up rings primarily used with U-seals.
Glass 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
$14.29
Commonly used with metric o-rings, these back-up rings are made of virgin PTFE unless suffix specifies otherwise.
PTFE Material | 65 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
$7.11
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
$20.20
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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.