The PAI fuel fitting seal with a 16mm inner diameter is designed to provide a leak-proof connection in fuel systems, ensuring consistent performance. This fitting seal is compatible with various fittings, attributed to its precise 16mm inner diameter. Engineered to withstand high pressure, it maintains an effective fuel seal, contributing to system reliability. The snug fit feature is intended to prevent environmental and operational risks, while its robust design supports system integrity even in extreme temperature conditions, delivering reliable functionality.