Hillman 5/16 in. Zinc-Plated Steel SAE Hex Nut, 100-Pack

Regular price $9.99

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5/16 in. Zinc-Plated Steel SAE Hex Nuts (100-Pack)

These Hillman SAE hex nuts are made of Grade 2 steel with a zinc-plated finish for corrosion resistance. Sized for 5/16 in. bolts with fine threads, they’re ideal for general wood, metal, and mechanical fastening applications.


Key Features:

  • Durable Steel Construction: Grade 2 steel provides reliable strength for everyday fastening
  • Corrosion-Resistant Finish: Zinc plating helps protect against rust in indoor and sheltered outdoor uses
  • SAE Fine Thread: 5/16-24 thread pairs with 5/16 in. machine bolts for secure holds
  • Versatile Application: Suitable for wood-to-wood, wood-to-metal, and metal-to-metal assemblies
  • Value Pack: Box of 100 nuts keeps projects moving and spares on hand

Specifications Table:

Specification Details
Callout Size 5/16 inch
Thread Size 5/16-24 (SAE Fine)
Thread Type Fine
Unit of Measurement SAE
Material Steel
Finish Zinc Plated
Grade Grade 2
Number in Package 100 pack
Packaging Type Boxed

Frequently Asked Questions (FAQ):

Q: What bolt size and thread do these nuts fit?
A: They fit 5/16 in. bolts with 5/16-24 (SAE fine) threads.


Q: Are these suitable for outdoor use?
A: The zinc plating offers basic corrosion resistance; for harsh outdoor or marine environments, consider stainless or hot-dipped galvanized hardware.


Q: What grade are the nuts?
A: Grade 2 steel, recommended for most general-purpose fastening.


Q: Do I need matching washers/bolts?
A: Yes, use bolts and washers of similar size, grade, and finish for best performance.


Sleek Utility, Quiet Confidence

These zinc-kissed hex nuts bring a crisp, polished note to utilitarian details, turning the discreet into a design-conscious choice. Their fine-thread precision is a subtle standout, lending a refined finish to exposed hardware moments. Style them with matching zinc hardware on open shelving or custom metalwork for a cohesive, tailored look. Consider them a small but essential luxury in the language of crafted spaces.


Outfit your next build with reliable, corrosion-resistant fastening—add this 100-pack to your cart today.

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