Hillman Hot Dipped Galvanized Steel 5/16 in. USS Flat Washer, 100-Pack
SKU: 43390678645

Hillman Hot Dipped Galvanized Steel 5/16 in. USS Flat Washer, 100-Pack

Sale price$12.59 Regular price$13.99
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Description

Hillman Hot Dipped Galvanized Steel 5/16 in. USS Flat Washer, 100-Pack5 16 in. Hot Dip Galvanized USS Flat Washers (100 Pack) These Hillman USS flat washers add load distribution and prevent fasteners from biting into wood or metal. Made of steel with a hot dipped galvanized finish, they deliver reliable corrosion resistance for outdoor and marine projects. Key Features: Corrosion Protection: Hot dipped galvanized steel resists rust in outdoor and marine environments Load Distribution: Flat washer design spreads force

5/16 in. Hot-Dip Galvanized USS Flat Washers (100-Pack)

These Hillman USS flat washers add load distribution and prevent fasteners from biting into wood or metal. Made of steel with a hot-dipped galvanized finish, they deliver reliable corrosion resistance for outdoor and marine projects.


Key Features:

  • Corrosion Protection: Hot-dipped galvanized steel resists rust in outdoor and marine environments
  • Load Distribution: Flat washer design spreads force to protect surfaces and strengthen joints
  • USS Compatibility: Sized for coarse-thread 5/16 in. bolts and screws
  • Bulk Value: 100-pack for jobsite efficiency and replenishment
  • Durable Construction: Steel build maintains clamping force under heavy use

Specifications Table:

Specification Details
Material Steel
Finish Hot Dipped Galvanized
Washer Type Flat
Standard USS (coarse thread compatibility)
Size 5/16 inch
Number in Package 100 pack
Packaging Type Boxed
Inch/Metric Inch

Frequently Asked Questions (FAQ):

Q: What bolt size are these washers for?
A: They are designed for use with 5/16 in. coarse-thread (USS) bolts and screws.


Q: Can these be used outdoors?
A: Yes. The hot-dipped galvanized finish provides strong corrosion resistance suitable for outdoor applications.


Q: Are these metric or inch sized?
A: Inch sized (USS standard).


Q: What is included in the package?
A: A boxed 100-pack of 5/16 in. USS flat washers.


Q: Do these work with fine-thread hardware?
A: They are intended for USS coarse-thread bolts; match washers to the hardware standard you’re using for best results.


Industrial Strength, Effortless Finish

The galvanic sheen of these flat washers brings a refined, utilitarian beauty to exposed hardware moments. Their hot-dipped finish offers a rugged texture that complements raw woods and weathered metals. Style them with blackened bolts on cedar or concrete for a crisp, architectural detail. A small component with big impact—essential for enduring, luxe outdoor installations.


Equip your project with corrosion-resistant confidence—add this 100-pack of Hillman 5/16 in. galvanized flat washers 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: 43390678645

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Verified Purchase
D. A. Heyn
Carnegie, US
★★★★★ 5
100% biodegradable
Size: 9"
Work well
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Reviewed in the United States on April 9, 2024
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Lisa Kirkpatick
West Palm Beach, US
★★★★★ 5
Better than paper plates
Size: 9"
Both convenient and sturdy...great for serving lunch and dinner...the smaller plates are great for dessert or breakfast (toast, muffins, quiche)
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Reviewed in the United States on February 23, 2025
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Verified Purchase
Ken
Cuba, US
★★★★★ 3
not coated
Size: 6"
Plates are not coated so not suitable for anything wet.
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Reviewed in the United States on February 13, 2025
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Lee
Battle Creek, US
★★★★★ 5
These plates are very convenient for busy days and parties, hold up well with regular meals.
Size: 10inch-140, Size: 10inch-140
I grabbed these for the upcoming summer because we have so many events coming up: graduation party, kids sleepovers, family gatherings and honestly even for those lazy evenings when I am just too tired to deal with dishes. I am actually very happy with them because they hold up much better than many disposable plates I've tried before. The plates feel sturdy enough for regular meals and snacks without immediately bending or getting soggy. One thing I appreciate is that they were even reusable for lighter drier snacks like nuts, crackers or cookies. If the food wasn't greasy or wet, we could easily use the plate a second time which actually helped reduce waste during busy gatherings because i noticed people going around and reusing for multiple foods. My son use them to do a quick warm up in the microwave for a slice of pizza but was only for 30 seconds and it seemed fine so i can say they are microwave safe but for shorter cycle. I love the white background with blue trim details. These are really practical plates to keep stocked up at home considering the great bulk value of 140 plates, very convenient, sturdy and a huge help when you want easier cleanup without constantly washing dishes. Lifesaver! Here is how I rate items: 5 Stars = Exceeds expectations, a good find. 4 Stars = Very good quality, worth trying. 3 Stars = Decent and does what is says. 2 Stars = Below expectations with noticeable issues. 1 Star = Very poor quality, would not recommend.
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Reviewed in the United States on May 21, 2026
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Cocobean
Draper, US
★★★★★ 5
Sturdy and Elegant: The Perfect Heavy-Duty Plates for Hassle-Free Entertaining.
Size: 10inch-140
Planning large family dinners and outdoor gatherings requires reliable tableware that can handle a full menu without falling apart, and this 140-pack of 10-inch paper plates from BYSNOW is an exceptional choice. Featuring a beautiful blue leaf pattern, these plates bring a refined look to the table while delivering the structural strength needed for heavy entrees. They are also microwave safe. I used these for a recent family gathering, and they held up perfectly from appetizers through the main course. The quality of the thickened cardboard construction is impressive. These plates are incredibly sturdy and do not bend, warp, or collapse under the weight of substantial foods like grilled steaks, pasta, or loaded burgers. They are engineered with an upgraded leak-proof surface that handles moisture and oils seamlessly, preventing any sogginess or tearing even when guests are using sharp utensils. With 140 pieces in the bulk pack, it is incredibly convenient to have a steady supply on hand for picnics, barbecues, and celebrations without the need for constant restocking. Cleaning up after an event is entirely effortless since they can be disposed of right away, saving valuable time that would otherwise be spent washing dishes. For any host looking for a combination of durability, aesthetic appeal, and convenience, this heavy-duty plate set offers fantastic value and performance.
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Reviewed in the United States on May 21, 2026

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