Doorking 2902-009 Nut, nylon lock 5/16-18 for 6006 swing gate actuator

Genuine DoorKing 2902-009 nut, nylon lock 5/16-18.

Used in the DoorKing 6006 swing gate actuator, models 6006-380 (primary) and 6006-381 (secondary). This part is supplied in the 6006 hardware kit.

Sold each.