V90 Backup Ring: Rectangular C.S. Shape, 3/32 in C.S.
The V90 Backup Ring is a Viton® backup O-ring with a rectangular cross-section shape, a 3/32 in cross-section, and a 9 49/64 in inner diameter. It has a durometer of 90 and is identified by manufacturer part number…
SKU 3G-OTH-518233
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Product Description
The V90 Backup Ring is a Viton® backup O-ring with a rectangular cross-section shape, a 3/32 in cross-section, and a 9 49/64 in inner diameter. It has a durometer of 90 and is identified by manufacturer part number GR-V8-90-178.
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?
The V90 Backup Ring has a rectangular cross-section shape, 3/32 in cross-section, 9 49/64 in inner diameter, and a durometer of 90. It is made of Viton® and carries manufacturer part number GR-V8-90-178.
Where to buy a V90 Backup Ring worldwide?
3G Electric supplies the V90 Backup Ring worldwide. As a global industrial solutions provider, we handle full logistics, customs clearance, and delivery to your location. Contact us to order the GR-V8-90-178 Viton® backup ring.
How to install a V90 Backup Ring?
Install the V90 Backup Ring on the low-pressure side of the O-ring in the gland. Ensure the ring is clean and free of damage. Lubricate lightly with compatible fluid before assembly. Avoid twisting or stretching beyond its elastic limit 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.









