Backup Rings
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Solid Urethane backup ring with a flat cross-section.
95A Durometer | Urethane Material | 9 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
11 1/2 X 11 7/8 Back-up SOLID PTFE
Solid Urethane backup ring with a flat cross-section.
95A Durometer | Urethane Material | 9 in Nominal Inner Diameter | 1/4 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 | 11 in Nominal Inner Diameter | 1/4 in Cross Section | Backup Ring
Features
- High strength and abrasion resistance
- Wide temperature range
- Chemical resistance
- Low friction
- Easy installation
13 X 13 1/2 Back-up SOLID PTFE
Split Nylon backup ring with a flat cross-section.
Nylon Material | 5 in Nominal Inner Diameter | 1/4 in Cross Section | Backup Ring
Features
- High strength and abrasion resistance
- Wide temperature range
- Chemical resistance
- Low friction
- Easy installation
Used primarily as an anti-extrusion device for u-seals, these back-up rings combine high performance with very low friction. “ST” suffix designates a split ring.
PTFE Material | 2 1/8 in Nominal Inner Diameter | Backup Ring
Features
- High strength and abrasion resistance
- Wide temperature range
- Chemical resistance
- Low friction
- Easy installation
Used primarily as an anti-extrusion device for u-seals, these back-up rings combine high performance with very low friction. “ST” suffix designates a split ring.
PTFE Material | 2 13/16 in Nominal Inner Diameter | Backup Ring
Features
- High strength and abrasion resistance
- Wide temperature range
- Chemical resistance
- Low friction
- Easy installation
Used primarily as an anti-extrusion device for u-seals, these back-up rings combine high performance with very low friction. “ST” suffix designates a split ring.
PTFE Material | 13 in Nominal Inner Diameter | Backup Ring
Features
- High strength and abrasion resistance
- Wide temperature range
- Chemical resistance
- Low friction
- Easy installation
Hytrel backup ring with a flat cross-section.
Molded of 55D Durometer Hytrel, these back-up rings provide excellent extrusion resistance and tolerance to fluids such as phosphate esters, hydraulic oil and water. Stretched for installation, they return quickly to their original size for easy installation.
55D Durometer | Hytrel Material | 2 1/2 in Nominal Inner Diameter | 3/32 in Cross Section | Backup Ring
Features
- Improved extrusion resistance compared to standard FKM or NBR backups
- Can be stretched over larger diameters and will return quickly to their original size
- High strength and abrasion resistance
- Wide temperature range
- Chemical resistance
- Low friction
- Easy installation
