V90 Backup Ring: Rectangular C.S. Shape, 3/32 in C.S., 1 33/64 in Inner Diam.
The V90 Backup Ring: Rectangular C.S. is a Viton® backup O-ring with a rectangular cross-section shape, a 3/32 in cross-section, and a 1 33/64 in inner diameter. It has a durometer of 90 and is supplied in a 15 PK…
SKU 3G-OTH-518470
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Product Description
The V90 Backup Ring: Rectangular C.S. is a Viton® backup O-ring with a rectangular cross-section shape, a 3/32 in cross-section, and a 1 33/64 in inner diameter. It has a durometer of 90 and is supplied in a 15 PK configuration (MPN GR-V8-90-128/15).
Frequently Asked Questions
What is a V90 Backup Ring used for?
A V90 Backup Ring prevents O-ring extrusion in high-pressure hydraulic and pneumatic systems. It supports the O-ring in static and dynamic sealing applications across industrial machinery, pumps, and valves, ensuring reliable sealing under demanding conditions.
What are the specifications of the V90 Backup Ring GR-V8-90-128/15?
This Viton® backup ring has a rectangular cross-section shape, 3/32 in cross-section, 1 33/64 in inner diameter, and 90 durometer. It comes in a 15 PK configuration. Viton® provides excellent chemical and high-temperature resistance.
Where to buy V90 Backup Rings worldwide?
3G Electric supplies V90 Backup Rings worldwide. We handle full logistics, customs clearance, and delivery to your site. As a global industrial solutions provider, we source genuine parts like the GR-V8-90-128/15 and support your procurement needs across multiple departments.
How to install a V90 Backup Ring?
Install the backup ring on the low-pressure side of the O-ring to prevent extrusion. Ensure the groove is clean and free of burrs. Lubricate the ring with compatible fluid before assembly. Avoid twisting or over-stretching the Viton® material during installation.
V90 Products
3G Electric supplies V90 viton® backup o-rings. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.









