Hillman 5/16 in Stainless Steel SAE Acorn Nut, 50-Pack

Regular price $104.99

/
Shipping calculated at checkout.

5/16 in Stainless Steel Acorn Nuts (50-Pack)

Durable stainless steel acorn cap nuts in SAE sizing deliver corrosion-resistant performance for clean, finished fastenings. The domed cap protects exposed threads and provides a polished look, ideal for projects requiring frequent adjustments.


Key Features:

  • Corrosion Resistance: Stainless steel construction resists rust for long-lasting outdoor and indoor use
  • Protective Dome: Cap nut covers exposed threads to prevent damage and injury while offering a clean finish
  • SAE Sizing: 5/16-18 coarse thread for compatibility with standard SAE bolts
  • Convenient Bulk Pack: 50-piece boxed set supports larger projects and maintenance
  • Easy Handling: Hex shape enables simple installation with common wrenches

Specifications Table:

Specification Details
Brand Name Hillman
Callout Size 5/16 inch
Material Stainless Steel
Number in Package 50 pack
Packaging Type Boxed
Thread Type Coarse
Unit of Measurement SAE
Thread Size 5/16-18
Package Dimensions 3 in W x 3 in L x 2 in H
Package Weight 3.3 lbs

Frequently Asked Questions (FAQ):

Q: What thread size do these acorn nuts fit?
A: They are 5/16-18 coarse thread, compatible with SAE bolts of the same size.


Q: Are they suitable for outdoor applications?
A: Yes, the stainless steel finish offers strong corrosion resistance for outdoor and marine-adjacent use.


Q: How are acorn nuts different from standard hex nuts?
A: Acorn nuts have a domed cap that covers and protects exposed threads and provides a finished appearance.


Q: What tools are needed for installation?
A: Use a standard wrench or socket sized for 5/16 hex nuts; tighten to the required torque for your application.


Q: How many nuts are in the package?
A: 50 pieces, boxed.


A Polished Finish with Protective Precision

The stainless steel acorn nut adds a refined, architectural touch to hardware details, turning functional fasteners into sleek accents. Its domed silhouette neatly conceals threads, elevating cabinetry, fixtures, and exposed mechanical joints. Style it as the finishing note on custom shelving or industrial-inspired furniture for a cohesive, tailored look. This essential detail delivers durability and luxury in one decisive stroke.


Finish your project with corrosion-resistant, polished acorn nuts—add this 50-pack to your cart today.

*Third Party Trademarks

All third party trademarks, including logos and icons, referenced on our website and product pages remain the property of their respective owners. Unless specifically identified as such, Arbor's use of third party trademarks does not indicate any relationship, affiliation, sponsorship, or endorsement between Arbor Home and the owners of these trademarks. Any references by Arbor Home to third party trademarks are to identify the corresponding third party goods.

Why choose us

The Arbor Way

• Lowest Prices. Easy Online Shopping. Fast Delivery.

• No lines. No holds. No Hassles.

• America's Largest Inventory Network for All Home Improvement Supplies Nationwide.

• We deliver - town to town, door to door. 


Recently viewed

\