Door assembly for an enclosure of a refrigerator appliance

A refrigerator appliance, comprising:

• a cabinet defining a chilled chamber and defining a vertical direction, a lateral direction, and a transverse direction;
• an enclosure housing positioned within the chilled chamber, the enclosure housing defining an enclosure and a docking port configured for receiving a water filter;
• and
• a door assembly for providing selective access to the enclosure, the door assembly comprising:
• an access door pivotally mounted to a top of the enclosure housing;
• a guide pin mounted to the enclosure housing proximate a bottom of the enclosure housing;
• a guide bar having a first end and a second end opposite the first end, the first end being pivotally mounted to the access door and the second end defining a slot having the guide pin slidably received therein;
• a friction washer mounted on the guide pin adjacent the guide bar;
• and
• a spring member mounted on the guide pin and being configured for urging the friction washer against the guide bar to resist motion of the access door.