V90 Backup Ring: Rectangular C.S. Shape, 3/16 in C.S., 5 21/32 in Inner Diam.
The V90 Backup Ring is a rectangular cross-section Viton® backup O-ring with a 3/16 in cross-section, 5 21/32 in inner diameter, and 90 durometer, supplied in a 2-pack (MPN GR-V8-90-358/2). 3G Electric interprets…
SKU 3G-OTH-518488
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Product Description
The V90 Backup Ring is a rectangular cross-section Viton® backup O-ring with a 3/16 in cross-section, 5 21/32 in inner diameter, and 90 durometer, supplied in a 2-pack (MPN GR-V8-90-358/2). 3G Electric interprets your demand for this OEM-specified seal component, sourcing it across 14 industrial departments — with specialist depth in pumps and controls — to deliver the right part with accountable support.
Supplied to the Philippines — compatible with 60 Hz installations. DHL Express delivery to Manila, Quezon City, Cebu, customs and duties handled door-to-door.
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 seal in pumps, valves, and cylinders where pressures exceed the O-ring's gap tolerance. 3G Electric sources this Viton® backup ring across 14 industrial departments, with specialist depth in pumps and controls.
What are the specifications of the V90 Backup Ring GR-V8-90-358/2?
The V90 Backup Ring has a rectangular cross-section, 3/16 in cross-section, 5 21/32 in inner diameter, and 90 durometer. It is a 2-pack of Viton® backup O-rings, MPN GR-V8-90-358/2. 3G Electric supplies this OEM-specified seal component with accountable support.
Where to buy V90 Backup Rings worldwide?
3G Electric supplies V90 Backup Rings worldwide, handling full logistics and customs clearance. As a global industrial solutions provider, we interpret your demand and deliver genuine Viton® backup O-rings like the GR-V8-90-358/2 to any location. Contact us for availability and delivery to your region.
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 rectangular cross-section faces the pressure source. Lubricate with compatible fluid and avoid twisting. 3G Electric provides technical support for seal selection and installation best practices across pumps and controls applications.
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.









