WASHER (Nissan NI01640-21626)

NI01640-21626: A worn washer can compromise fastener retention in mechanical assemblies. This aftermarket replacement part references Nissan catalog number NI01640-21626. The washer functions as a load-distributing spacer between a fastener head and the mating surface. A degraded washer may allow fastener loosening under vibration, leading to joint failure. During reassembly, a washer of correct thickness and inner diameter is critical for maintaining clamp load. Verify the serial number or application, then call (562) 693-7748. Call (562) 693-7748 after checking the serial number or application.

Part number variants: NI01640-21626, ni01640-21626, NI0164021626, ni0164021626