This Hyper Skimmer Cone O-Ring is a multi-purpose Viton O-ring with an inner diameter of 0.614 in. It is shipped in a variety of kits, such as the CHN 2400 Maintenance Kit (N2410152).
This O-ring is used in ICP-MS instruments, such as the NexION 300/1000/2000, and the 2400 Series II CHNS/O Elemental Analyzer.