Doorking 2902-013 Nut, nylon lock 5/8-11 for 6006 swing gate actuator

Genuine DoorKing 2902-013 nut, nylon lock 5/8-11.

Used in the DoorKing 6006 swing gate actuator, models 6006-380 (primary) and 6006-381 (secondary).

Sold each.