To complete your set up check out our Fastener Shop Setups and our Grade 5 Hex Head Cap Screw Assortments.

To complete your assembly:

• 34-5010 5/8"-11 Grade 5 (USS) Hex Nut - 25 Pack
• 34-9410 5/8"-11 Grade 5 (USS) Nylon Insert Lock Nut - 25 Pack
• 37-3510 5/8" Grade 5 (USS) Flat Washer - 25 Pack
• 37-3610 5/8" Grade 5 (SAE) Flat Washer - 25 Pack
• 37-4510 5/8" Grade 5 Split Lock Washer - 50 Pack

Product Features:

• Marked with 3 radial lines to identify as Grade 5.
• Meet all tolerances specified by American standards.
• Meet all the rigid specs set by the Industrial Fastener Institute.
• Washer face under the head to assure a smooth bearing surface.
• Chamfered tip to assure a prompt, fast assembly.
• Zinc plated.
• Made in the U.S.A.

Please note that supply chain shortages may require us to temporarily substitute some non-domestic products, including in assortments.