SilTite metal ferrules and nuts are made from the same material and have the same thermal expansion coefficient
Base of the ferrule is flat and forms a perfect seal with the MS interface
The ferrule's temperature tolerance is well above the limit of the injector, MS interface or GC oven
Unlike other ferrules, do not need re-tightening after installation
Limited warranty period: Subject to all warranty requirements and exclusions set out in our Terms and Conditions of Sale, this product is warranted from the date we ship the product and for ninety (90) days thereafter. Disclaimer to internal research use restriction: Any restrictions on the purchaser to utilize the product(s) for internal research purposes only does not apply to the product(s) on the web pages associated with this statement.