A9069900040
Valve Spring Washer, 29.5 mm OD, 16.5 mm ID, 0.5 mm Thickness (DIN 522)
Detroit Diesel

This valve spring washer, measuring 29.5 mm in outer diameter and 16.5 mm in inner diameter with a thickness of 0.02 inches, is designed to maintain consistent pressure on valve springs, ensuring proper valve operation. Its precise dimensions provide reliable seating and alignment within valve assemblies, helping to prevent valve float and other timing issues. The washer’s material and construction are chosen for resilience under high temperatures and repeated stress cycles typical of engine operation. Correct installation of this component is vital for maintaining valve timing, which directly impacts engine efficiency and emission control. Source One Parts Center stocks this specialized washer, supporting engine builders and mechanics in maintaining optimal valve train performance in heavy-duty diesel engines.