10 Pack of Dash 417 Buna N Orings.  Dash 417 size o-rings fit standard Cornelius Keg Lids – both pin and ball lock.  See: Bulk Keg Orings and Keg Repair Part Numbers for more information.

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417 Buna-N O-Ring, 70A Durometer, Round, Black, 3-1/2″ ID, 4″ OD, 1/4″ Width (Pack of 10) – note that multiple variations of this product may be available, as such a different version may appear at this link

Also: Kegerator Tips & Gear | Keg Repair Part #s | Recent Keg Finds

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Make sure the components you use are compatible and rated for your intended application.  Contact manufacturer with questions about suitability or a specific application.  Always read and follow manufacturer directions.

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