Hillman 5/16 in. Yellow Dichromate Steel Split Lock Washer, 100-Pack
SKU: 89548253584

Hillman 5/16 in. Yellow Dichromate Steel Split Lock Washer, 100-Pack

Sale price$10.34 Regular price$11.49
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Ships within 48 hours · Estimated delivery Jul 8 - Jul 13

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Description

Hillman 5/16 in. Yellow Dichromate Steel Split Lock Washer, 100-PackHillman 5 16 in. Yellow Dichromate Split Lock Washers (100 Pack) These Grade 8 Hillman split lock washers provide reliable vibration resistance for bolted joints. Made from steel with a yellow dichromate finish, they help prevent nuts and bolts from loosening in demanding indoor or outdoor applications. Key Features: Vibration Resistance: Split ends bite into the mating surface to help prevent loosening under vibration. Durable Construction: Grade 8

Hillman 5/16 in. Yellow Dichromate Split Lock Washers (100-Pack)

These Grade 8 Hillman split lock washers provide reliable vibration resistance for bolted joints. Made from steel with a yellow dichromate finish, they help prevent nuts and bolts from loosening in demanding indoor or outdoor applications.


Key Features:

  • Vibration Resistance: Split ends bite into the mating surface to help prevent loosening under vibration.
  • Durable Construction: Grade 8 steel delivers high strength for heavy-duty fastening.
  • Corrosion Protection: Yellow dichromate finish offers moderate corrosion resistance.
  • Sized for 5/16 in. Fasteners: Ideal for use with matching nuts and bolts.
  • Bulk 100-Pack: Convenient quantity for jobsites and workshops.

Specifications Table:

Specification Details
Brand Hillman
Washer Type Split lock washer
Diameter 5/16 inch
Material Steel
Finish Yellow Dichromate
Grade Grade 8
Count 100 pack
Packaging Type Boxed
Intended Use Prevents loosening from vibration; use with like nuts and bolts of similar diameter
Unit of Measurement Metric (per source listing)
Package Dimensions (L x W x H) 1.8 in x 1.4 in x 1.5 in
Package Weight 0.5 lb

Frequently Asked Questions (FAQ):

Q: What size fasteners do these washers fit?
A: They are designed for 5/16 in. diameter bolts or screws.


Q: Are these suitable for outdoor use?
A: Yes. The yellow dichromate finish offers moderate corrosion resistance suitable for many outdoor applications.


Q: What grade are these washers?
A: They are Grade 8 for high-strength applications.


Q: How do split lock washers work?
A: The split ring compresses as the nut tightens; its edges grip the surface to resist loosening from vibration.


Q: How many washers are in the pack?
A: 100 washers per pack.


Industrial Polish with Purpose

These split lock washers bring a refined, utilitarian edge to any project, lending a subtle flash of yellow dichromate that feels both engineered and intentional. I love their compact spiral form—like a tiny cuff of metal that quietly ensures everything stays impeccably in place. Style them with matching zinc hardware on exposed shelving or a raw wood workbench to celebrate the honest beauty of construction. Consider them the discreet guardians of a well-finished, luxe space.


Secure your builds with confidence—add this 100-pack of Hillman 5/16 in. split lock 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: 89548253584

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Debra Terry
Carnegie, US
★★★★★ 5
Excellent toy for play
My dog would play all day if I threw the ball to him. He loves this even though he's 12. The scooped end allows you to pick up the ball without touching it. After a few runs it's covered in dog slobber. So that's a major plus for me! Also, some health issues affect my walking and bending at times. This helps with the bending. This is a great game to play with your favorite friend!
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on May 5, 2026
S
Verified Purchase
Susan Says
Lexington, US
★★★★★ 5
Your high-energy dog will love it!
Why did I wait so long to get one of these?!? I am the stereotypical throws-like-a-girl person, and my dog really needs to have an option that forces her to run far and fast. This is it. I can get that ball half a soccer field away at a minimum if I want. The ball is super bouncy, which adds an element of fun to her attempts to tame it and bring it back. Super worth the money (which wasn't much!). I've never had one of these before, so can't compare to the non-folding version. This one is easy to carry and fits in a drawer for storrage. No way you can fit it in a pocket, especially if you have a phone in one and dog treats in the other.
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Reviewed in the United States on April 14, 2026
L
Verified Purchase
Leo
Fort Morgan, US
★★★★★ 5
Great usability
I prefer this version over the non-foldable stick, as this one I can fit into my bag and carry it out easily. Great size and has a locking feature to prevent it from folding up when throwing. Highly recommend, my dogs love fetch and it is hard to chew if they get their hands on it.
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Reviewed in the United States on September 13, 2025
J
Verified Purchase
Jennifer L Kasanke
Dallas, US
★★★★★ 5
Holds up! Good thrower!
Good quality! Throws far! Love this brand!
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Reviewed in the United States on April 10, 2026
M
Verified Purchase
Michael
Cuba, US
★★★★★ 4
Almost Perfect
If you’ve ever seen these things, the foldable ones are just as good as the standard ones. I just wish when you folded it up there was a way to lock it into that position. When you unfold it to play, you lock it into place with the orange locking slide so it doesn’t fold up on you. But when you’re done playing and fold it up, there’s no way to lock it into that position, it can keep unfolding if you carry it around with you, plus the orange locking slide keeps sliding up and down. It’s not a huge deal, but they could’ve made it better.
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Reviewed in the United States on April 29, 2026

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