Genuine Samsung door seal DC6402888A for Samsung washing machines - Authentic part: part number DC6402888A confirms genuine Samsung replacement compatible with models that use this seal. - Core function: provides a watertight seal at the door to prevent leaks and ensure proper door operation during wash cycles. - Compatibility: specifically designed for Samsung washing machines that require DC6402888A. Check model compatibility to confirm fit. - Quality and durability: constructed from durable door seal material to withstand regular washing cycles and heat exposure for reliable performance. - Replacement value: a reliable, high quality replacement that restores door sealing and helps maintain appliance effectiveness over time. - Use scenarios: 1) You notice water leaking around the door after a wash cycle due to a worn seal. 2) The door no longer seals properly, causing leaks or inefficient washing. 3) Performing maintenance on an older unit to prevent future leaks and preserve performance. This part keeps the original Samsung branding and function intact, offering a straightforward replacement that supports the proper operation of the washing machine door.