Thread Cutting Nut - 3/16 x 3/8 Hex Size

Thread Cutting Nut for 3/16" Stud Size, 3/8" Hex Head, Zinc Finish (Qty: 10)

Thread Cutting Nut - 3/16 x 3/8 Hex Size

Dorman Help 45384 Thread Cutting Nut Assortment Kit, 1/8; 3/16; 1/4; 5/32; 5/16

AUVECO AP10733 Hex Washer Thread Cutting Nut, 5/16 in Stud x 1/2 in Across Flats

Hex Nut - Grade 8 - Thread Size 3/8 In.-16

Thread Cutting Nut for 3/16" Stud Size, 1/2" Hex Washer Diameter (Qty: 12)