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Backup Rings

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Seals/Backup Rings 
Viewing Page 1 of 1 (3 results)

Solid Urethane backup ring with a flat cross-section.

95A Durometer | Urethane Material | 3 in Nominal Inner Diameter | 1/8 in Cross Section | Backup Ring

Features

  • High strength and abrasion resistance
  • Wide temperature range
  • Chemical resistance
  • Low friction
  • Easy installation

$1.61
/EA
Modular Backup | CRC Distribution Inc.

These back-up rings, made from urethane or nylon, are commonly used as spacers for u-seals.

70 Shore D Durometer | Hard Hytrel Material | 2 1/2 in Nominal Inner Diameter | Modular Back-Ups

Features

  • High strength and abrasion resistance
  • Wide temperature range
  • Chemical resistance
  • Low friction
  • Easy installation

$36.51
/EA

Solid Urethane backup ring with a flat cross-section.

95A Durometer | Urethane Material | 2 7/8 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

$1.47
/EA

Back-ups

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.