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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.

Seals/Backup Rings 
Viewing Page 1 of 27 (268 results)
Nylon Backup Ring - Split | CRC Distribution Inc.

Hard nylon back-up rings for use with U-seals.

Nylon 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

$13.82
/EA
Standard Backup Ring - Nylon | CRC Distribution Inc.

Split Nylon backup ring with a flat cross-section.

Nylon Material | 3 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

$7.60
/EA
Standard Backup Ring - Nylon | CRC Distribution Inc.

Split Nylon backup ring with a flat cross-section.

Nylon Material | 2 1/2 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

$7.13
/EA
Standard Backup Ring - Nylon | CRC Distribution Inc.

Split Nylon backup ring with a flat cross-section.

Nylon Material | 2 3/4 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

$7.02
/EA
Standard Backup Ring - Nylon | CRC Distribution Inc.

Split Nylon backup ring with a flat cross-section.

Nylon Material | 3 3/4 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

$8.56
/EA
Standard Backup Ring - Nylon | CRC Distribution Inc.

Split Nylon backup ring with a flat cross-section.

Nylon Material | 1 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

$6.95
/EA
Standard Backup Ring - Nylon | CRC Distribution Inc.

Split Nylon backup ring with a flat cross-section.

Nylon Material | 2 5/8 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

$7.77
/EA
Standard Backup Ring - Nylon | CRC Distribution Inc.

Split Nylon backup ring with a flat cross-section.

Nylon Material | 2 7/8 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

$7.07
/EA
Standard Backup Ring - Nylon | CRC Distribution Inc.

Split Nylon backup ring with a flat cross-section.

Nylon Material | 3 11/16 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

$12.79
/EA
Standard Backup Ring - Nylon | CRC Distribution Inc.

Split Nylon backup ring with a flat cross-section.

Nylon Material | 4 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

$8.86
/EA
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