O-ring D.8.48X1.78 De Dietrich JJJ005401501

This O-ring with an inner diameter of 8.48 mm and cross-section of 1.78 mm is a standard size often found in boiler and burner spare parts. Its compact dimensions make it ideal for sealing small connections, such as those in pressure switches or fuel lines. Having this O-ring in your inventory ensures you can quickly address seal failures and keep your heating equipment running smoothly without downtime.