50 PCS Industrial‑Grade Silicone O‑Ring CS 5mm OD 15‑40mm — High Temperature Sealing Gasket, Support Small‑Volume Orders & Custom Seals

Manufactured from premium silicone, these O‑ring seals feature outstanding thermal stability and anti‑aging property. They maintain dependable sealing performance under long‑term dry high‑temperature operating conditions.

Ideal for mechanical assemblies, valve units, fluid pumps, heating equipment, pipeline joints and on‑site industrial maintenance.

CS / Thickness : 5mm
Outer Diameter : 15mm - 40mm
Working Temperature: -43~210°C
Hardness: Shore A 60
Material: Silicone
Color: Translucent or Red
Qty: 50 pcs

We accept small‑volume industrial orders. Non‑standard custom seals can be produced to fit your project requirements.