Backup Rings
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Nominal Height
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Nominal Outer Diameter
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3 3/4 X 4 1/8 Back-up SOLID PTFE
4 1/4 X 4 5/8 Back-up SOLID PTFE
4 3/4 X 5 1/8 Back-up SOLID PTFE
BU, 5 1/4 X 5 5/8 Back-up PTFE
Solid Teflon backup ring with a flat cross-section.
PTFE can withstand high temperatures and is compatible with nearly all fluids.
PTFE Material | 5 3/4 in Nominal Inner Diameter | 3/16 in Cross Section | Backup Ring
Features
- High strength and abrasion resistance
- Wide temperature range
- Chemical resistance
- Low friction
- Easy installation
- Deals very well with surface wear
Solid Urethane backup ring with a flat cross-section.
95A Durometer | Urethane Material | 8 1/4 in Nominal Inner Diameter | 3/16 in Cross Section | Backup Ring
Features
- High strength and abrasion resistance
- Wide temperature range
- Chemical resistance
- Low friction
- Easy installation
Solid Urethane backup ring with a flat cross-section.
95A Durometer | Urethane Material | 9 3/4 in Nominal Inner Diameter | 3/16 in Cross Section | Backup Ring
Features
- High strength and abrasion resistance
- Wide temperature range
- Chemical resistance
- Low friction
- Easy installation
Solid Urethane backup ring with a flat cross-section.
95A Durometer | Urethane Material | 10 in Nominal Inner Diameter | 3/16 in Cross Section | Backup Ring
Features
- High strength and abrasion resistance
- Wide temperature range
- Chemical resistance
- Low friction
- Easy installation
BU-TFE-10.5×3/16-C/S(1) SOLID
Solid Teflon backup ring with a flat cross-section.
PTFE can withstand high temperatures and is compatible with nearly all fluids.
PTFE Material | 11 in Nominal Inner Diameter | 3/16 in Cross Section | Backup Ring
Features
- High strength and abrasion resistance
- Wide temperature range
- Chemical resistance
- Low friction
- Easy installation
- Deals very well with surface wear
