V90 Backup Ring: Rectangular C.S. Shape, 3/32 in C.S., 1 37/64 in Inner Diam.
The V90 Backup Ring is a rectangular cross-section Viton® backup O-ring with a 3/32 in cross-section, 1 37/64 in inner diameter, and 90 durometer hardness, supplied in a 15-piece pack (MPN GR-V8-90-129/15). As a 3G…
SKU 3G-OTH-518456
Need installation or engineering help?
Ask a question
Product Description
The V90 Backup Ring is a rectangular cross-section Viton® backup O-ring with a 3/32 in cross-section, 1 37/64 in inner diameter, and 90 durometer hardness, supplied in a 15-piece pack (MPN GR-V8-90-129/15). As a 3G Electric specialist, we interpret your sealing requirements and source genuine industrial components across 14 departments—including Viton® backup rings—with trusted depth in combustion, pumps, and controls.
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, extending seal life in pumps, valves, and cylinders across industrial machinery.
What are the specifications of the V90 Backup Ring GR-V8-90-129/15?
This Viton® backup ring has a rectangular cross-section, 3/32 in cross-section, 1 37/64 in inner diameter, and 90 durometer hardness. It comes in a 15-piece pack with manufacturer part number GR-V8-90-129/15.
Where to buy V90 Backup Rings worldwide?
3G Electric supplies V90 Backup Rings worldwide, handling full logistics and customs clearance. We interpret your sealing requirements and source genuine Viton® backup rings across 14 industrial departments, with specialist depth in combustion, pumps, and controls.
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 not twisted and fits snugly against the groove wall. Lubricate with compatible fluid to prevent damage 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.









