WASHER (Nissan NICK1821926)

NICK1821926: A worn washer can compromise the clamping force of a bolted joint, leading to loosening over time. This aftermarket replacement part references Nissan catalog number NICK1821926. The washer distributes load evenly under a fastener head or nut. A missing or crushed washer may allow the fastener to embed into the surface, reducing preload. During reassembly, a washer of correct thickness and inner diameter is critical for consistent torque retention. Verify the serial number or application, then call (562) 693-7748. The part is a hardware washer, a simple flat component used to prevent galling and provide a smooth bearing surface.

Part number variants: NICK1821926, nick1821926