SKU: 48586521729

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

Sale price$25.19 Regular price$27.99
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Description

Hillman 5/16 in. Zinc-Plated Steel SAE Acorn Nut, 100-Pack5 16 in. Zinc Plated SAE Acorn Nuts (100 Pack) These Hillman SAE acorn (cap) nuts feature a zinc plated steel construction for durability and a clean finish. The domed cap protects exposed bolt threads and offers a neat, finished look in mechanical, automotive, and DIY applications. Key Features: Protective Dome Cap: Shields exposed bolt threads and prevents snagging or injury Durable Zinc Plated Steel: Corrosion resistant finish for indoor and

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

These Hillman SAE acorn (cap) nuts feature a zinc-plated steel construction for durability and a clean finish. The domed cap protects exposed bolt threads and offers a neat, finished look in mechanical, automotive, and DIY applications.


Key Features:

  • Protective Dome Cap: Shields exposed bolt threads and prevents snagging or injury
  • Durable Zinc-Plated Steel: Corrosion-resistant finish for indoor and general-purpose use
  • SAE Coarse Thread: 5/16-18 thread for common fastening needs
  • Clean Finished Appearance: Hex design with cap creates a polished look on visible installations
  • Bulk Value Pack: 100 pieces for shop stock and project efficiency

Specifications Table:

Specification Details
Fastener Type SAE Acorn (Cap) Nut
Thread Size 5/16-18 (coarse)
Material Steel
Finish Zinc-plated
Pack Quantity 100 pieces
Drive/Head Hex with domed cap

Frequently Asked Questions (FAQ):

Q: What thread size are these acorn nuts?
A: They are 5/16-18 SAE coarse thread.


Q: What material and finish are used?
A: They are steel with a zinc-plated finish for corrosion resistance.


Q: How many come in the package?
A: 100 acorn nuts per pack.


Q: Where are acorn nuts typically used?
A: They’re used where exposed bolt ends need protection and a finished look—furniture, automotive, machinery, and general DIY.


Q: Can these be used outdoors?
A: Zinc plating offers basic corrosion resistance; for harsh outdoor or marine environments, consider stainless steel.


A Polished Finish in One Simple Turn

The domed silhouette brings a tailored, bespoke finish to hardware moments that often go unnoticed. I love the subtle gleam of zinc-plated steel—it tidies up exposed threads with a refined gesture. Style them on visible furniture joints or open-shelf brackets for a crisp, intentional detail. An elegant essential that quietly elevates everyday construction.


Complete your project with a clean, safe finish—add this 100-pack of 5/16 in. Hillman acorn nuts to your cart today.

Shipping Notes
  • Free Standard Shipping on $100+ Orders to the USA.
  • Except Preorder products are shipped in 48 hours.
  • Delivery to the USA:
  1. Standard Shipping : 3-10 business days
  • If time is of the essence, please consider selecting expedited delivery for faster service.
Exchange/Return Notes
  • We offer a 30-day return/exchange service after receiving.
  • Final sale items are not eligible for returns or exchanges.
  • To process your return/exchange, please contact us at [email protected]
  • Please click here for more details>>> Return & Exchange Policy
SKU: 48586521729

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4.9 ★★★★★
Based on 7 reviews
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Verified Purchase
Sarah
Massapequa, US
★★★★★ 5
Bully approved
If he wants something to gnaw on he will sit with it but he doesn't really play with it. Which is probably the point. It's lasted. The ends are the most chewed. Overall great for a chewer!
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on June 10, 2026
K
Verified Purchase
KenH
New York, US
★★★★★ 5
Surprisingly Durable
Color: Green
Our dog is an aggressive chewer. She has destroyed other toys meant for "aggressive chewers" in less that 6 hours. This toy has lasted 17 days and it's still going. It does have areas were the seam has given way and a very small amount of stuffing has come out. She has "killed" the squeaker. But the toy is still usable. We just played Tug of War this morning. It will not last forever. It is showing it's "age". But the durability is there. I am ordering more.
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Reviewed in the United States on March 18, 2026
M
Verified Purchase
Matt
Dallas, US
★★★★★ 4
Okay for the money
Color: Green
Kind of durable. My dog loved it tho. Lots of tugs. But also lot of stuffing everywhere
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Reviewed in the United States on May 24, 2026
B
Verified Purchase
Barbara Herges
Belleville, US
★★★★★ 3
Durability and lasting period of toy.
Color: Green
I got this toy for our bulldog. He had a hole in it, which will only progress, within minutes. I took it away until I could find out if there is any kind of warranty. The information says this toy is not for aggressive chewers, yet right in the description and the photo of the toy (that way I knew I was looking at the correct toy), it says for the "aggressive chewer". I am disappointed that even though it isn't how they described, it only lasted minutes before there was damage. Not sure if I would buy another product.
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Reviewed in the United States on December 28, 2025
L
Verified Purchase
LaJune
Lake Worth, US
★★★★★ 5
Excellent toy for active dogs! Five ⭐️
Color: Green
⭐⭐⭐⭐⭐ Excellent Toy for Active Dogs! This is my second time purchasing this toy, and it absolutely deserves five stars. My youngest dog, Captain, is a very active 3-year-old with more energy than I can keep up with. He loves being able to sink his teeth into this squeaky toy, and it helps keep him mentally stimulated and entertained. What I love most is that he also shares it with his older brother, Kane. They use it for tug-of-war, which helps burn off some of Captain’s endless energy and keeps both dogs engaged. It does a great job reducing boredom, especially for highly active dogs. The first one lasted several months before needing replacement, which is impressive considering how much it was used. If you have energetic dogs that need something durable and fun, I highly recommend this toy!
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Reviewed in the United States on May 31, 2026

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