V90 Backup Ring: Rectangular C.S. Shape, 3/64 in C.S., 4 1/64 in Inner Diam.
The V90 Backup Ring is a Viton® backup O-ring with a rectangular cross-section shape, supplied in a 10-pack (MPN GR-V8-90-045/10). It features a 3/64 in cross-section, 4 1/64 in inner diameter, and a durometer of 90.
SKU 3G-OTH-518621
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Product Description
The V90 Backup Ring is a Viton® backup O-ring with a rectangular cross-section shape, supplied in a 10-pack (MPN GR-V8-90-045/10). It features a 3/64 in cross-section, 4 1/64 in inner diameter, and a durometer of 90.
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 under pressure, extending seal life in pumps, valves, and cylinders across industrial applications.
What are the specifications of the V90 Backup Ring GR-V8-90-045/10?
This Viton® backup ring has a rectangular cross-section shape, 3/64 in cross-section, 4 1/64 in inner diameter, and a durometer of 90. It comes in a 10-pack with manufacturer part number GR-V8-90-045/10.
Where to buy V90 Backup Rings worldwide?
3G Electric supplies V90 Backup Rings worldwide. We handle full logistics and customs clearance to deliver genuine industrial parts like this Viton® backup ring to your facility, regardless of location.
How to install a V90 Backup Ring?
Install the backup ring on the low-pressure side of the O-ring groove. Ensure the ring is clean and free of damage. Lubricate lightly with compatible fluid to prevent twisting during assembly. Follow standard O-ring installation practices.
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.









