Best Lock Washers (April 2024) - Rated by CherryPicks' Experts

At a Glance: Our Top Picks

Top 1

NEIKO 50400A Stainless Steel Lock and Flat Washer Assortment | 350 Piece Set ...

9.8
CPR Score
Top 2

Hilitchi 400-Pcs [8-Size] 304 Stainless Steel External Internal Tooth Star Lo...

9.8
CPR Score
Top 3

HVAZI 478PCS 304 Stainless Steel Split Lock Washers Assortment Kit;4# to 5/8

9.7
CPR Score
Tips

We researched and analyzed dozens of Lock Washers reviews from different Fasteners brands, including Neiko, PRIME-LINE, Hillman, Glarks, Hilitchi, The Hillman Group, Keadic, OIIKI, binifiMux, Hard-to-Find Fastener, HVAZI, IEUYO, Persberg, BoltsandNuts.com, Juasky, KINPAR, ACEDIVA, Nord-Lock, Guard4U, AFISEL, FASTENER TREE And RuiLing?. We've selected 30 best Lock Washers in the following ranking by considering price, product features, easy to use and so on.

* Cherrypicksreviews.com is reader-supported, Our editor review, and recommend the best products based on extensive data analysis, if you click on the product links, we may earn a commission through qualifying products purchased.

The Best Lock Washers Rated by CherryPicks

Market Overview
Lock Washers Reviewed
  • Reviews Analyzed: 8,606 Items
  • CPR Avg. Rating: 8.6 / 10
30 Products Evaluated
  • Highest Price: $33.55
  • Lowest Price: $3.99
  • Avg. Price: $12.15
Price Disclaimer

Top 30 Lock Washers on Amazon (Verified You can Buy)

NEIKO 50400A Stainless Steel Lock and Flat Washer Assortment | 350 Piece Set | 12 Different Sizes in Spring Lock and Flat Design | Prevent Loose Fasteners

Neiko
50400A
8.1 x 4.15 x 1.15 Inches

Ratings for Neiko (CPR Score)

Seller CPR Rank Amazon Fulfilled Prime Free Shipping
Amazon.com -
Go Industrial Tools 5,876

Features

GALVANIZED STAINLESS STEEL: These lock and flat washers provide excellent protection and security for nuts and bolts. They are made with galvanized stainless steel for long-term use and outstanding durability.
VERSATILE & COMPATIBLE: These assorted washers come in multiple sizes to fit all your screws, nuts, and bolts. Each washer features a solid bearing surface to prevent the nut or bolt head from tearing through the material.
Show More

Hilitchi 400-Pcs [8-Size] 304 Stainless Steel External Internal Tooth Star Lock Washers Assortment Kit - Included: M2 M3 M4 M5 M6 M8 M10 M12

Hilitchi
HDPHX-400

Ratings for Hilitchi (CPR Score)

Seller CPR Rank Amazon Fulfilled Prime Free Shipping
Hilitchi 3,532

Features

【✔】High Quality Stainless Steel External Internal Tooth Star Lock Washers Assortment Set
【✔】Set Includes 8 Most Used Sizes: M2(2.5) M3 M4 M5 M6 M8 M10 M12 【Metric, please See Picture 2 for Specific Dimensional Size】
Show More

HVAZI 478PCS 304 Stainless Steel Split Lock Washers Assortment Kit;4# to 5/8

HVAZI

Ratings for HVAZI (CPR Score)

Seller CPR Rank Amazon Fulfilled Prime Free Shipping
Jack&home 9,759

Features

12 kinds sizes Screw/Bolt Stainless Steel Split Lock Washers total 478 pieces
Suitable for 4#,6#,8#,10#,12#,1/4,5/16,3/8,7/16,1/2,9/16,5/8
Show More

Hilitchi 300-Pcs 304 Stainless Steel External Tooth Star Lock Washers Assortment Kit - Included: M2.5 M3 M4 M5 M6 M8 M10 M12

Hilitchi
HETW-300

Ratings for Hilitchi (CPR Score)

Seller CPR Rank Amazon Fulfilled Prime Free Shipping
Hilitchi 3,532

Features

♛ High Quality Stainless Steel External Tooth Star Lock Washers Set
♛ Set Includes 8 Most Used Sizes: M2.5 M3 M4 M5 M6 M8 M10 M12
Show More
Top 5

OIIKI 200pcs Internal Tooth Washers, Quick Locking Washers, Push On Speed Clips Fasteners Kit, 65Mn Steel Star Lock Washers-40pcs Each Size (5 Sizes)

OIIKI

Ratings for OIIKI (CPR Score)

Seller CPR Rank Amazon Fulfilled Prime Free Shipping
Lena Home Tools -

Features

Internal tooth star lock washers exert a spring force between the fasteners head and the substrate, which maintains the washer hard against the substrate, these push nuts can be used as a kind of automobile fasteners.
Package included: 200pcs 5 sizes of M2, M2.5, M3, M4, M5 locking washers in a transparent plastic case-each size 40 pieces to meet different needs.
Show More

IEUYO 304 Stainless Steel Split Lock Washer Kit, Spring Lock Washer, 6Sizes/100Pcs 1/4" 5/16" 3/8" 7/16" 1/2" 5/8"

IEUYO
550100600

Ratings for IEUYO (CPR Score)

Seller CPR Rank Amazon Fulfilled Prime Free Shipping
YY LIFE SPACE -

Features

1. High Quality Stainless Steel Split Lock Washer Kit
2. Material: 304 Stainless Steel
Show More
Top 7

Hard-to-Find Fastener 014973269791 Grade 8 Split Lock Washers, 7/16, Piece-25

Hard-to-Find Fastener
014973269791
2.188 x 2.125 x 1.625 Inches
0.26 Pounds

Ratings for Hard-to-Find Fastener (CPR Score)

Seller CPR Rank Amazon Fulfilled Prime Free Shipping
Amazon.com -

Features

Diameter 1: 7/16 inches
Diameter 2: 25/32 inches
Show More
Top 8

The Hillman Group 300018 1/4" Split Lock Washer, Steel, 100 Pieces

The Hillman Group
300018
2.7 x 2.4 x 1.5 Inches
0.28 Pounds

Ratings for The Hillman Group (CPR Score)

Seller CPR Rank Amazon Fulfilled Prime Free Shipping
Amazon.com -
Crimson Wholesale -

Features

Commonly used in applications using a bolt or a screw where two pieces are being joined together
Split ends grip the material surface to prevent loosening during vibration
Show More

490Pcs 7-Size Stainless Steel Spring Lock Washers Assortment Kit Split Lock Washers for M2 M3 M4 M5 M6 M8 M10 Screws Bolt

KINPAR
0.0006 Pounds

Ratings for KINPAR (CPR Score)

Seller CPR Rank Amazon Fulfilled Prime Free Shipping
KINPAR -
FAST TEND -

Features

Made of 304 stainless steel,corrosion resistance for long time use.
Suitable for metric M2,M3,M4,M5,M6,M8,M10 screws/bolt.
Show More

Guard4U 540Pcs 13-Size 304 Stainless Steel Spring Lock Washers Assortment Kit- 3/4 5/8 9/16 1/2 7/16 3/8 5/16 1/4 12# 10# 8# 6# 4#

Guard4U
7.7559 x 5.4724 x 1.378 Inches

Ratings for Guard4U (CPR Score)

Seller CPR Rank Amazon Fulfilled Prime Free Shipping
XingHuaFeng -
Guard4U -

Features

High Quality Stainless Steel Split Lock Spring Washers kit,Meets ANSIB18.21.1 specifications.
Made of 304 Stainless Steel, Anti-corrosion and Durable.
Show More

The Hillman Group 300021 Split Lock Zinc Washer, 5/16-Inch, 100-Pack

The Hillman Group
300021
2.6 x 2.4 x 1.5 Inches

Ratings for The Hillman Group (CPR Score)

Seller CPR Rank Amazon Fulfilled Prime Free Shipping
Amazon.com -

Features

The split lock washer provides a more uniform load distribution
Used in applications with like nuts and bolts of similar diameter as well as screw products
Show More

Hilitchi 410-Pcs [8-Size] 304 Stainless Steel Spring Lock Washer Assortment Set - Size Included: M2 M2.5 M3 M4 M5 M6 M8 M10

Hilitchi
HLW-410

Ratings for Hilitchi (CPR Score)

Seller CPR Rank Amazon Fulfilled Prime Free Shipping
Hilitchi 3,532

Features

♛ High Quality Stainless Steel Spring Lock Washers Set
♛ Set Includes 8 Most Used Sizes: M2 M2.5 M3 M4 M5 M6 M8 M10
Show More

Persberg 130pcs 304 Stainless Steel Lock Spring Washers Set, 18-8 Stainless, 6 Sizes #4, 8, 3/16", 1/4", 5/16", 3/8", Deluxe Hardware Assorted Lock washers, (120-67)

Persberg

Ratings for Persberg (CPR Score)

Seller CPR Rank Amazon Fulfilled Prime Free Shipping
Persberg -

Features

HIGH QUALITY STAINLESS: These Washers are 100% 18-8 (304) Stainless Steel which is one of the highest forms of corrosion resistant steel, making it last longer than other hardware on the market today.
WASHERS THAT YOU CAN DEPEND ON: Our hardware is very strong and is great for both indoor and outdoor use. The stainless steel is superior to regular steel and provides excellent rust resistance in water applications.
Show More

Hilitchi 300-Pcs [8-Size] 304 Stainless Steel Internal Tooth Star Lock Washers Assortment Set - Size Included: M2 M3 M4 M5 M6 M8 M10 M12

Hilitchi
HITW-300

Ratings for Hilitchi (CPR Score)

Seller CPR Rank Amazon Fulfilled Prime Free Shipping
Hilitchi 3,532

Features

♛ High Quality Stainless Steel Internal Tooth Star Lock Washers Set
♛ Set Includes 8 Most Used Sizes: M2 M3 M4 M5 M6 M8 M10 M12
Show More
Top 15

Hillman 300024 3/8", Zinc Split Lock Washer, 3/8 Inch, 100 Pieces

Hillman
300024
2.7 x 2.4 x 1.6 Inches
0.6 Pounds

Ratings for Hillman (CPR Score)

Seller CPR Rank Amazon Fulfilled Prime Free Shipping
Amazon.com -
Moofin 298
Stock Your Home 202
Supernova Co. 6,480
Shorpioen LLC -

Features

Commonly used in applications using a bolt or a screw where two pieces are being joined together
Split ends grip the material surface to prevent loosening during vibration
Show More

AFISEL metal nibbler drill attachment

AFISEL
External Tooth Star Lock Washers
8.54 x 5.91 x 1.22 Inches

Ratings for AFISEL (CPR Score)

Seller CPR Rank Amazon Fulfilled Prime Free Shipping
lipie -

Hillman Group 830666 Stainless Steel 1/4-Inch Split Lock Washer, 100-Pack, No Size, Steel

Hillman
830666
2.4 x 2.7 x 1.6 Inches
0.25 Pounds

Ratings for Hillman (CPR Score)

Seller CPR Rank Amazon Fulfilled Prime Free Shipping
Amazon.com -
Crimson Wholesale -
Shorpioen LLC -

Features

Item Weight: 0.0 lb
Country of Origin: China
Show More
Top 18

1/4" 5/16" 3/8" 1/2" 5/8" Grade 8 Alloy SAE Split Lock Washer Assortment - 236 Pieces!

BoltsandNuts.com
ASSORTMENT-KIT123

Ratings for BoltsandNuts.com (CPR Score)

Seller CPR Rank Amazon Fulfilled Prime Free Shipping
BoltsandNuts com -

Features

236 Pieces - High Quality Grade 8 Alloy Split Lock Washer Assortment!
Size/QTY - 1/4"- 100PCS, 5/16"- 65PCS, 3/8"- 40PCS, 1/2"-20PCS, 5/8"- 10PCS
Show More

Prime-Line 9082785 Internal Tooth Lock Washers, 5/16 in, 400 Series Stainless Steel (25 Pack)

PRIME-LINE
9082785
1.0 x 3.0 x 4.0 Inches
0.0006 Pounds

Ratings for PRIME-LINE (CPR Score)

Seller CPR Rank Amazon Fulfilled Prime Free Shipping
Amazon.com -

Features

Size: 5/16 inch
Features teeth that extend inward
Show More

Keadic 760Pcs Spring Lock Washer Assortment Kit Black Zinc Plated Alloy Steel, 9 Sizes - M2 M2.5 M3 M4 M5 M6 M8 M10 M12

Keadic
K-204
4.7244 x 5.5118 x 4.7244 Inches

Ratings for Keadic (CPR Score)

Seller CPR Rank Amazon Fulfilled Prime Free Shipping
Keadic 6,851

Features

☘️〖1. What You Will Get〗 -- In this Spring Lock Washer Assortment Kit, you could get total 760pcs assorted metal washers including 9 Metric sizes: M2 M2.5 M3 M4 M5 M6 M8 M10 M12. Widely meet your various home DIY or automotive demands. In addition, all of these items are packed in a sturdy transparent plastic case with specification label, easy for your storage and very handy for hobby use!
☘️〖2. Multi-functional Application〗 -- Spring Lock washers are usually used to prevent nuts from loosening, reduce vibration and protect parts, perfect for home DIY, automotive, and shop use. In the case of relatively large load as well as bearing vibration load, it's better to use flat washer and spring lock washer combination.
Show More

260pcs[9 Sizes] Black Starlock Internal Tooth Lock Washers Assortment Kit, M2/ M2.5/ M3/ M4/ M5/ M6/ M8/ M10/ M12

binifiMux

Ratings for binifiMux (CPR Score)

Seller CPR Rank Amazon Fulfilled Prime Free Shipping
WindFly 8,666

Features

【√√】Product name: Internal Tooth Washers
【√√】Material: 65Mn Steel; √√Main Color: Black;
Show More

Keadic 550Pcs Spring Lock Washer Assortment Kit Black Zinc Plated Alloy Steel, 9 Sizes - M2 M2.5 M3 M4 M5 M6 M8 M10 M12

Keadic
5.9055 x 6.6929 x 6.2992 Inches

Ratings for Keadic (CPR Score)

Seller CPR Rank Amazon Fulfilled Prime Free Shipping
Keadic 6,851

Features

☘️〖1. What You Will Get〗 -- In this Spring Lock Washer Assortment Kit, you could get total 550pcs assorted metal washers including 9 Metric sizes: M2 M2.5 M3 M4 M5 M6 M8 M10 M12. Widely meet your various home DIY or automotive demands. In addition, all of these items are packed in a sturdy transparent plastic case with specification label, easy for your storage and very handy for hobby use!
☘️〖2. Multi-functional Application〗 -- Spring Lock washers are usually used to prevent nuts from loosening, reduce vibration and protect parts, perfect for home DIY, automotive, and shop use. In the case of relatively large load as well as bearing vibration load, it's better to use flat washer and spring lock washer combination.
Show More
Top 23

5/16" Stainless Lock Washers (100Pack), by Persberg, 304 18-8 Stainless Steel (120-5)

Persberg
A3040001005L16W

Ratings for Persberg (CPR Score)

Seller CPR Rank Amazon Fulfilled Prime Free Shipping
Persberg -

Features

HIGH QUALITY STAINLESS: These 100 Piece Lock Washers are 100% 18-8 (304) Stainless Steel which is one of the highest forms of corrosion resistant steel, making it last longer than other hardware on the market today.
WASHERS THAT YOU CAN DEPEND ON: Our hardware is very strong and is great for both indoor and outdoor use. The stainless steel is superior to regular steel and provides excellent rust resistance in water applications.
Show More

360 Pieces Spring Lock Washer Assortment Set 304 Stainless Steel -Size Included: M2 M2.5 M3 M4 M5 M6 M7 M8 M10

ACEDIVA

Ratings for ACEDIVA (CPR Score)

Seller CPR Rank Amazon Fulfilled Prime Free Shipping
YODIN -

Features

Opposing Screw Size:M2(50pcs) ,M2.5(50pcs), M3(50pcs), M4(50pcs), M5(50pcs), M6(50pcs), M8(40pcs), M10(20pcs)
Quantity: It contains 360pcs/8 Sizes of the most commonly used Stainless Steel Spring Lock Washer
Show More

FASTENER TREE 1/4" Spring Lock Washers 304 Stainless Steel Split Lock Washer 100PCS

FASTENER TREE

Ratings for FASTENER TREE (CPR Score)

Seller CPR Rank Amazon Fulfilled Prime Free Shipping
Fastener Tree -

Features

【Specification】Split lock washers, 304 stainless steel, 1/4"-100PCS.
【Multi Purposes】Ideal for installations where two pieces are bolted together and loosening from corrosion or vibration is a concern.
Show More
Top 26

The Hillman Group 811062 Split Lock Galvanized Washer, 5/8-Inch, 100-Pack

The Hillman Group
811062
2.1 x 3.5 x 4.5 Inches
2.6 Pounds

Ratings for The Hillman Group (CPR Score)

Seller CPR Rank Amazon Fulfilled Prime Free Shipping
Amazon.com -
FASTENER DEPOT, LLC -

Features

The Split Lock Washer Provides A More Uniform Load Distribution
Used In Applications With Like Nuts And Bolts Of Similar Diameter And Finish
Show More
Top 27

Nord-Lock Wedge Locking Washers - Steel (Delta Protekt) Washer with Zinc Flake Coating, Vibration Resistant Safety Washers for 3/8 Inch Bolts - 20 Pairs

Nord-Lock
0.65 x 0.1 x 0.41 Inches
0.1 Pounds

Ratings for Nord-Lock (CPR Score)

Seller CPR Rank Amazon Fulfilled Prime Free Shipping
Clipsandfasteners Inc 8,056
Nord-Lock -

Features

Nord-Lock wedge-locking washers are made for use with 3/8 inch steel bolts and/or nuts.
Each pack contains 20 glued pairs of washers.
Show More

Juasky 570Pcs 304 Stainless Steel Spring Lock Washers Set, 8Sizes - M2 M3 M4 M5 M6 M8 M10 M12

Juasky
H016-LockWashers570
6.8898 x 3.7795 x 0.7874 Inches

Ratings for Juasky (CPR Score)

Seller CPR Rank Amazon Fulfilled Prime Free Shipping
Horexii -

Features

Sizes: M2, M3, M4, M5, M6, M8, M10, M12, 10 sizes in total, meet your different needs.
Material: High-quality 304 stainless steel screws, corrosion resistance, anti-oxidation, durable in wet environment.
Show More

RuiLing 100PCS Split Lock Washer 201 Stainless Steel Spring Lock Washer Elastic Gasket M6

RuiLing?
SPRWASHER-100-M6
0.0006 Pounds

Ratings for RuiLing? (CPR Score)

Seller CPR Rank Amazon Fulfilled Prime Free Shipping
High Bright -

Features

What is in the package: 100x Split Lock Washers
Model: DIN93; Size: M6; Material: 201 stainless steel
Show More

Glarks 280Pcs Internal Tooth Starlock Push On Locking Washers Speed Clips Fasteners Assortment Kit

Glarks
GLALW-2

Ratings for Glarks (CPR Score)

Seller CPR Rank Amazon Fulfilled Prime Free Shipping
Connectors & Wire & Tools 2,287

Features

1. Product Type: High precision starlock push on locking washers
2. Product Material: High quality 65Mn steel, hard and durable
Show More

Top 10 Lock Washers - Verified to Buy (Apr. 2024)

Top 10 Lock Washers Brands on Amazon

Here is the list of top-rated brands that were evaluated by CherryPicks.

  • Neiko
  • Hilitchi
  • HVAZI
  • OIIKI
  • IEUYO
  • Hard-to-Find Fastener
  • The Hillman Group
  • KINPAR
  • Guard4U
  • Persberg

Top 10 Lock Washers Sellers: CPR Seller Rank List

CPR sellers rank is based on CherryPicks-AI bestselling ranking system that helps us analyze each seller's sales trends. The List of top seller ranks is our in-house data, essential for our product ranking to help you make the right shopping choice.

Rank Name Yearly Feedbacks Avg. Ratings
🥇 Stock Your Home 8,629 4.9
🥈 Moofin 7,058 4.8
🥉 Connectors & Wire & Tools 1,856 4.8
4 Hilitchi 1,349 4.8
5 Go Industrial Tools 916 4.9
6 Supernova Co. 847 4.9
7 Keadic 806 4.8
8 Clipsandfasteners Inc 711 4.9
9 WindFly 666 4.8
10 Amazon.com 385 4.7
View or download top Lock Washers seller & rating report
Stock Your Home [8629] Moofin [7058] Connectors & Wire & Tools [1856] Hilitchi [1349] Go Industrial Tools [916] Supernova Co. [847] Keadic [806] Clipsandfasteners Inc [711] WindFly [666] Amazon.com [385] Stock Your Home 37% Moofin 30% Connectors & Wire & Tools 8% Hilitchi 6% Go Industrial Tools 4% Supernova Co. 4% Keadic 3% Clipsandfasteners Inc 3% WindFly 3% Amazon.com 2%

[Get] Lock Washers Deals (✅Exclusively for Prime)

What does "Amazon Fulfilled" Mean?

Amazon Fulfilled refers to products handled by Amazon's logistics, which indicates that the product is stored, packed, and shipped by Amazon from one of its fulfillment centers.

When you order a product that is "Amazon Fulfilled," Amazon takes care of the storage, packing, shipping, and customer service for that product. This often ensures quicker delivery and better customer service compared to products that are not fulfilled by Amazon. It also means that the product is eligible for Amazon's return policy.

What does "Prime" Mean?

"Prime" refers to Amazon Prime Member (Join Amazon Prime Now), which indicates eligibility for Prime benefits. When you see "Prime" next to a product on Amazon, This generally means that if you are  an Amazon Prime member, you can get free two-day shipping on that product, and sometimes even same-day or one-day shipping depending on your location.

Prime members also have access to other benefits, including 2-Day ShippingExclusive Member DealsPrime VideoBuy With PrimeAmazon MusicPrime Gaming, and more.

Shop Prime Lock Washers Deals

What does "Free Shipping" Mean?

"Free Shipping" means that you will not be charged additional fees for the shipping of that product. However, unlike "Prime," which usually guarantees fast two-day shipping, "Free Shipping" doesn't necessarily mean fast shipping.

Sometimes there might be a minimum purchase requirement to qualify for free shipping if you are not a Prime member. For Prime members, the "Free Shipping" usually refers to the free two-day shipping that is one of the benefits of the Prime membership.


Why Should You Trust Us?

Now hundreds and thousands of Fasteners supplies are available on Amazon, Picking the right one is not easy, and that may take a lot of your time, Right? and What is the best Lock Washers to buy for new April 2024?

CherryPicks’s Methodology for Evaluating Lock Washers

We developed the CherryRatings-AI system to identify and score reviews and the CherryPicks-AI ranking system that uses TensorFlow framework to generate the best list, It will help us evaluate Fasteners items that sell on Amazon. The score of items is based on over ten parameters such as analyzing customer review content, product reviewing rating statistics, brand reputation evaluation, comparing product price with features, etc, You can visit How We Rank to learn more in detail.

We collected and analyzed 483 of Lock Washers reviews based on our selection criteria. It helped us shortlist the top qualified and rated Lock Washers for Fasteners, We found that most customers choose Lock Washers with an average price of $12.15, and the top brands are Neiko, PRIME-LINE, Hillman, Glarks, Hilitchi, The Hillman Group, Keadic, OIIKI, binifiMux, Hard-to-Find Fastener, HVAZI, IEUYO, Persberg, BoltsandNuts.com, Juasky, KINPAR, ACEDIVA, Nord-Lock, Guard4U, AFISEL, FASTENER TREE And RuiLing?. 

Then our expert-level editors reviewed all those quality items and selected the top 30 Lock Washers for you, We have researched hundreds of sellers and picked the top sellers for Fasteners, including Stock Your Home, Moofin, Connectors & Wire & Tools, Hilitchi, Go Industrial Tools, Supernova Co., Keadic, Clipsandfasteners Inc, WindFly, Amazon.com, Crimson Wholesale And High Bright. The NEIKO 50400A Stainless Steel Lock and Flat Wash... are available for purchase right now, and The seller of #1 rank product has received honest feedback from 2,041 consumers with an average rating of 4.6.

We've helped a lot of satisfied users get the right Industrial & Scientific product based on their needs, and save lots of time for them to pick Lock Washers to buy.


Written By Brandi W. Cortright

Brandi is a woman in tech who loves to write about the electronics and gadgets she has used. On this site, she would be providing you unbiased reviews of electronics as they are released into the market to make you know what to expect before making a purchase.