Samsung Knob Part# DG64-00473B

NX58J7750SG,PC+ABS,BLACK,BLACK STS,

Weight: 1 lbs. Dimensions: 5" x 3" x 3"

Compatible Models: NX58J5600SG/AA, NX58M6850SG/AA, NX58K7850SG/AA, NX58R5601SG/AA, NX58J7750SG/AA, NX58T7511SG/AA