V90 Backup Ring: Rectangular C.S. Shape, 3/16 in C.S., 53/64 in Inner Diam.
The V90 Backup Ring: Rectangular C.S. is a Viton® backup O-ring with a 3/16 in cross-section, 53/64 in inner diameter, and 90 durometer, supplied in a 15 PK. This rectangular-profile ring (MPN GR-V8-90-315/15) is…
SKU 3G-OTH-518527
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Product Description
The V90 Backup Ring: Rectangular C.S. is a Viton® backup O-ring with a 3/16 in cross-section, 53/64 in inner diameter, and 90 durometer, supplied in a 15 PK. This rectangular-profile ring (MPN GR-V8-90-315/15) is designed to support O-ring seals in high-pressure applications, preventing extrusion and extending seal life.
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. Its rectangular cross-section supports the seal under load, extending service life in static and dynamic applications across industrial machinery, valves, and pumps.
What are the specifications of the V90 backup ring?
The V90 backup ring has a 3/16 in cross-section, 53/64 in inner diameter, 90 durometer, and is made of Viton®. It comes in a 15 PK. The manufacturer part number is GR-V8-90-315/15.
Where to buy V90 backup rings worldwide?
3G Electric supplies V90 backup rings worldwide. We handle full logistics, customs clearance, and delivery to your facility. Contact us for pricing and lead time on this Viton® rectangular-profile ring.
How to install a V90 backup ring?
Install the V90 backup ring on the low-pressure side of the O-ring in a clean, lubricated gland. Ensure the rectangular cross-section sits flat against the groove wall. Avoid twisting or over-stretching the Viton® material during assembly.
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.
