The Whirlpool WP3400029 Lock Nut helps secure compatible washer components in place, supporting stable operation during wash and spin cycles. This fastening part is designed to tighten onto a threaded connection, helping prevent attached components from loosening due to vibration and movement. A properly installed lock nut maintains a secure connection and supports the washer’s normal... https://www.partsmelange.ca/whirlpool-wp3400029-nock-nut-for-washer