V90 Backup Ring: Rectangular C.S. Shape, 3/32 in C.S., 57/64 in Inner Diam.
The V90 Backup Ring is a rectangular cross-section Viton® backup O-ring, supplied in a 25-piece pack (SKU 406UZ5). It features a 3/32 in cross-section, 57/64 in inner diameter, and a 90 durometer hardness (MPN…
SKU 3G-OTH-518413
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Product Description
The V90 Backup Ring is a rectangular cross-section Viton® backup O-ring, supplied in a 25-piece pack (SKU 406UZ5). It features a 3/32 in cross-section, 57/64 in inner diameter, and a 90 durometer hardness (MPN GR-V8-90-118/25). 3G Electric interprets customer demand and delivers genuine industrial equipment across 14 departments, with specialist depth in combustion, pumps and controls as an authorised distributor.
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. This Viton® rectangular cross-section ring 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?
The V90 backup ring has a 3/32 in cross-section, 57/64 in inner diameter, and 90 durometer hardness. It is a rectangular cross-section Viton® backup O-ring supplied in a 25-piece pack (MPN GR-V8-90-118/25).
Where to buy V90 backup rings worldwide?
3G Electric supplies the V90 backup ring worldwide, handling full logistics and customs clearance. As a global industrial solutions provider, we source genuine Viton® backup rings and deliver to your facility, regardless of location.
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 seats flat 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.









