Crown Bolt 31432 5/16 Inch Yellow Zinc-Plated Grade 8 Lock Washers, 100-Count

Hard-to-Find Fastener 014973251512 Grade 8 Coarse Hex Cap Screws, 5/16-18 x 1-Inch, 50-Piece

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)

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)

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, 1/4" Screw Size, 9/32" ID, 5/8" OD, 0.065" Thick (Pack of 100)

Steel Hex Nut, Zinc Yellow-Chromate Plated Finish, Grade 8, 5/16"-18 Threads, 0.577" Width Across Flats, 0.273" Height (Pack of 100)

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

Steel Hex Bolt, Grade 8, Zinc Yellow-Chromate Plated Finish, Hex Head, External Hex Drive, Meets ASME B18.2.1/SAE J429, 4" Length, Partially Threaded, 5/16"-18 Threads (Pack of 10)