The Hillman Group 180406 3/8-16 YC G8 HEX NUT, No Size, Yellow

The Hillman Group 300309 3/8-Inch Split Lock Washer Grade 8, 100-Pack

3/8-16 x 1-1/2" Hex Head Bolts, Grade 8 (3/4" To 4" Lengths in Listing) Hex Head Cap Screws (3/8-16x1-1/2" (25 pcs))

Steel Flat Washer, Zinc Yellow Chromate Plated Finish, Grade 8, ASME B18.22.1, 1/4" Screw Size, 9/32" ID, 5/8" OD, 0.065" Thick (Pack of 100)

The Hillman Group 180403 Grade 8 Hex Nut, 5/16-Inch by 18-Inch, 100-Pack

Steel Flat Washer, Zinc Yellow Chromate Plated Finish, Grade 8, ASME B18.22.1, 3/8" Screw Size, 7/16" ID, 1" OD, 0.065" Thick (Pack of 50)

Steel Hex Nut, Zinc Yellow-Chromate Plated, Grade 8, ASME B18.2.2, 1/4"-20 Thread Size, 7/16" Width Across Flats, 7/32" Thick (Pack of 100)

Steel Flat Washer, Zinc Yellow Chromate Plated Finish, Grade 8, ASME B18.22.1, 1/2" Screw Size, 17/32" ID, 1-1/16" OD, 0.135" Thick (Pack of 50)

The Hillman Group 180412 Grade 8 Hex Nut, 1/2-Inch by 13-Inch, 50-Pack