Backup Rings

BU-90URE-85×1.3×2.5-C/S

BU-90URE-50×1.3×2.5-C/S

BU-TFE-70×1.25×2.5-C/S

BU-NYL-45×3×7.5-C/S

BU-90NBR-13.5×1/4-C/S(1)

BU-90NBR-9.25×3/16-C/S(1)

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

70 Shore D Durometer | Urethane Material | 3/4 in Nominal Inner Diameter | Modular Back-Ups

Features

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

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

70 Shore D Durometer | Urethane Material | 2 in Nominal Inner Diameter | Modular Back-Ups

Features

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

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

70 Shore D Durometer | Urethane Material | 1 1/4 in Nominal Inner Diameter | Modular Back-Ups

Features

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

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

70 Shore D Durometer | Urethane Material | 1 3/8 in Nominal Inner Diameter | Modular Back-Ups

Features

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