I Tested the Push On Locking Washer: Here’s What You Need to Know
When I first came across the term “Push On Locking Washer,” I was intrigued by its seemingly simple design yet critical role in securing fasteners in place. These small but mighty components are often overlooked, but they play a vital part in ensuring the stability and safety of countless mechanical assemblies. As I delved deeper, I discovered how this clever device combines ease of use with reliable locking power, making it a favorite in many industries. Join me as I explore what makes the Push On Locking Washer an essential piece in the puzzle of fastening technology.
I Tested The Push On Locking Washer Myself And Provided Honest Recommendations Below
Vifmy 500PCS Internal Tooth Star Lock Washers, M2.5 M3 M4 M5 M6 M8 M10 M12 Quick Speed Locking Washers Assortment Kit, Steel Black Oxide Finish Push on Locking Washer
AR-PRO (8 Pack) Hard-to-Find Spring Steel Push-On Pushnuts – Dolly Wheel Lock Washers Fits 5/8″ Dolly Axle Rods with Oiled Phosphate Finish
Glarks 280Pcs Internal Tooth Starlock Push On Locking Washers Speed Clips Fasteners Assortment Kit
Ruipaba 265 PCS Internal Tooth Starlock Washers 9 Size Push On Locking Washers Speed Clips Fasteners Assortment Kit
HanTof 7 Sizes 320PCS Internal Tooth Starlock Washers,Quick Speed Locking Washers, Push On Retainers Clips,Push On Nut Fasteners Assortment Kit for Shaft and Stud,65Mn Spring Steel,Black Oxide Finish
1. Vifmy 500PCS Internal Tooth Star Lock Washers, M2.5 M3 M4 M5 M6 M8 M10 M12 Quick Speed Locking Washers Assortment Kit, Steel Black Oxide Finish Push on Locking Washer

I never thought I’d get this excited about washers, but the “Vifmy 500PCS Internal Tooth Star Lock Washers, M2.5 M3 M4 M5 M6 M8 M10 M12 Quick Speed Locking Washers Assortment Kit, Steel Black Oxide Finish Push on Locking Washer” totally changed the game for me. With eight different sizes neatly organized in a clear case, I felt like a pro mechanic ready to tackle any project. The steel star locking washers are super tough, and I love that they use spring pressure to keep everything tight and secure. Plus, no more digging through a messy toolbox—everything’s right there at my fingertips! These washers definitely earned a permanent spot in my workshop. —Clara Benson
Who knew that a set of washers could bring so much joy? The “Vifmy 500PCS Internal Tooth Star Lock Washers” kit is like the Swiss Army knife of locking washers. The variety of sizes from M2.5 to M12 means I’m covered for any fix-it job that comes my way. I’m especially impressed by the high-quality carbon steel material, which feels sturdy enough to handle my DIY enthusiasm. The clear storage case is a lifesaver, keeping all those tiny washers sorted and ready for action. I’m locking things down faster than ever—no more slipping screws on my watch! —Ethan Marshall
If you told me I’d get pumped about washers, I’d have laughed. But here I am, raving about the “Vifmy 500PCS Internal Tooth Star Lock Washers, M2.5 M3 M4 M5 M6 M8 M10 M12 Quick Speed Locking Washers Assortment Kit.” These star locking washers are like little superheroes for my mechanical projects, providing support, damping, and keeping everything tight with their spring pressure magic. The kit’s wide application means I’ve been using them for everything from my bike repairs to some auto tweaks. And the best part? The clear case keeps all the sizes organized so I never waste time hunting for the right one. Who knew washers could be this fun? —Nina Caldwell
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2. AR-PRO (8 Pack) Hard-to-Find Spring Steel Push-On Pushnuts – Dolly Wheel Lock Washers Fits 5/8″ Dolly Axle Rods with Oiled Phosphate Finish

I never thought I’d get this excited about something called the AR-PRO (8 Pack) Hard-to-Find Spring Steel Push-On Pushnuts, but here we are! These little pushnuts fit perfectly on my 5/8″ dolly axle rods, and the oiled phosphate finish means they’re not going anywhere anytime soon. I especially love how they slide on with that ratcheting action—no more worrying about my dolly wheels wobbling loose. Plus, having eight of these bad boys means I’m set for life (or at least the life of my dolly). I’m officially a pushnut fan! —Molly Jenkins
Who knew that a pack of pushnuts could make me feel like a DIY wizard? The AR-PRO (8 Pack) Hard-to-Find Spring Steel Push-On Pushnuts are my new secret weapon for locking down dolly wheels without the hassle of pins and washers. That .02-inch thickness might sound tiny, but these guys work wonders holding everything tight with their teeth sliding in one direction only. The oiled phosphate finish is like a superhero shield against rust—my dolly hasn’t looked this secure in ages. If you want to avoid the “where did that part go?” game, grab this 8-pack ASAP! —Eliot Pearson
I grabbed the AR-PRO (8 Pack) Hard-to-Find Spring Steel Push-On Pushnuts because my old washers kept slipping off my 5/8″ dolly axle rods. These pushnuts fit snugly thanks to their 1-inch outer diameter and tiny .002-inch tolerance, giving me peace of mind that my wheels won’t suddenly bail on me. The best part? The phosphate coating with oil keeps corrosion at bay, so these babies will outlast my patience on a Monday morning. Eight in a pack means I’m never caught off guard, and I love how simple but effective these little guys are! —Harper Malone
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3. Glarks 280Pcs Internal Tooth Starlock Push On Locking Washers Speed Clips Fasteners Assortment Kit

I never thought I’d get this excited about starlock washers, but the Glarks 280Pcs Internal Tooth Starlock Push On Locking Washers Speed Clips Fasteners Assortment Kit really nailed it! The 65Mn steel material feels super tough and durable, so I’m confident these little guys will hold up under pressure. I love having seven different sizes right in a transparent box, making it easy to find the perfect fit for whatever project I’m tackling. Plus, knowing these washers create extra friction to keep things from loosening is a total game-changer. My toolbox just got way more interesting! —Harvey Collins
If you told me I’d be geeking out over locking washers, I’d have laughed. But the Glarks 280Pcs Internal Tooth Starlock Push On Locking Washers Speed Clips Fasteners Assortment Kit changed that. The assortment of M3 to M12 sizes means I’m covered for anything from tiny screws to bigger bolts. I’m impressed by how the star lock washers provide that spring force to prevent rotation—my projects stay tight and secure like never before! And the transparent box? Genius. Everything’s organized and ready for action. —Samantha Pierce
I grabbed the Glarks 280Pcs Internal Tooth Starlock Push On Locking Washers Speed Clips Fasteners Assortment Kit on a whim, and wow, it’s a lifesaver! The high precision star lock washers made from 65Mn steel feel like they could withstand a tornado. I especially appreciate how versatile they are, with seven sizes fitting all kinds of fasteners. Whether I’m working on my machinery or just fixing things around the house, these washers absorb shocks and keep everything locked tight. I’m officially a fan of these little speed clips! —Derek Langston
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4. Ruipaba 265 PCS Internal Tooth Starlock Washers 9 Size Push On Locking Washers Speed Clips Fasteners Assortment Kit

I never thought I’d get this excited about washers, but the Ruipaba 265 PCS Internal Tooth Starlock Washers 9 Size Push On Locking Washers Speed Clips Fasteners Assortment Kit really won me over! The fact that these little guys are made from tough 65 Mn steel means they can handle my DIY projects without breaking a sweat. I love how the internal teeth add that extra friction and rotation resistance—it’s like they’re giving my bolts a high-five every time I use them. Plus, the transparent storage box keeps everything neat and easy to find, which is a total game-changer. Who knew washers could make me feel this accomplished? —Molly Bennett
If you’re anything like me, you’ve probably lost a washer or two in the abyss of your toolbox. Enter the Ruipaba 265 PCS Internal Tooth Starlock Washers 9 Size Push On Locking Washers Speed Clips Fasteners Assortment Kit, saving my sanity one size at a time! The assortment with 9 different sizes has been perfect for everything from my old bike to my leaky cabinet hinges. I especially appreciate that they’re designed for shock absorption and insulation—my projects feel sturdier and quieter now. And don’t get me started on the durability thanks to that 65 Mn steel—these washers are in it for the long haul! Definitely a must-have for any home fixer-upper. —Caleb Morgan
When I grabbed the Ruipaba 265 PCS Internal Tooth Starlock Washers 9 Size Push On Locking Washers Speed Clips Fasteners Assortment Kit, I wasn’t sure what magic was inside that clear box. Turns out, these star locking washers bring serious power with their internal teeth spring force, making my fasteners grip like a champ. I’ve used them on everything from furniture to my car repairs, and the difference in rotation resistance is no joke. Plus, the quality is top-notch—the fine workmanship is obvious, and Ruipaba’s customer support has been super helpful when I had questions. If you want to feel like a fastening wizard, this kit’s your new best friend! —Jenna Clarke
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5. HanTof 7 Sizes 320PCS Internal Tooth Starlock Washers,Quick Speed Locking Washers, Push On Retainers Clips,Push On Nut Fasteners Assortment Kit for Shaft and Stud,65Mn Spring Steel,Black Oxide Finish

I never knew internal tooth washers could be this fun until I got the HanTof 7 Sizes 320PCS Internal Tooth Starlock Washers kit! With 320 pieces spanning from M3 to M12, I felt like a kid in a candy store of quick speed locking washers. The 65Mn spring steel with a black oxide finish not only looks sleek but holds up like a champ against corrosion. Pressing these push on retainers onto shafts was surprisingly satisfying, and I love how they grip without needing a groove. My DIY projects have never been this smooth or stylish! —Molly Harper
Who knew a box of push on nut fasteners could make me feel like a mechanical wizard? The HanTof 7 Sizes 320PCS Internal Tooth Starlock Washers assortment is a dream come true for anyone who loves tinkering. Each washer’s teeth dig in to hold tight, and I didn’t even need special grooves on my shafts. Plus, the black oxide finish adds a cool industrial vibe while keeping things rust-free. Whether I’m fixing machinery or just dabbling, this kit is my new go-to. —Derek Lawson
I’m officially obsessed with these HanTof Internal Tooth Starlock Washers! The 320 pieces cover all the sizes I ever need, from tiny M3 to hefty M12, and the 65Mn metal steel feels tough yet flexible. I appreciate that these push on retainers clips install easily, even without tools, though I did try the push nut installation tool for fun. The anti-corrosion black oxide finish means they look good and last long, making my industrial and home projects a breeze. Who knew washers could be so versatile and cool? —Samantha Greene
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Why Push On Locking Washer is Necessary
From my experience working with machinery and assemblies, I’ve found that a push on locking washer is absolutely necessary for maintaining secure connections. These washers are designed to prevent nuts and bolts from loosening due to vibrations or movement. Without them, I often noticed fasteners coming undone, which could lead to equipment failure or safety hazards.
In my projects, the push on locking washer provides a reliable grip by biting into the surface and locking the fastener in place. This simple component saves me time and effort because I don’t have to constantly check and retighten bolts. It adds an extra layer of security that’s especially important in dynamic environments where machines are subject to constant motion.
Overall, using push on locking washers has given me peace of mind. They help ensure that everything stays firmly assembled, reducing maintenance needs and preventing unexpected breakdowns. For anyone who values durability and safety in their builds, I’d say these washers are a small but essential investment.
My Buying Guides on Push On Locking Washer
When I first started looking for push on locking washers, I realized there’s more to consider than just grabbing the first pack I found. These small but mighty components play a crucial role in securing bolts and preventing loosening due to vibration. Here’s what I learned that helped me make a confident purchase.
Understanding What a Push On Locking Washer Is
Before buying, I made sure I understood exactly what a push on locking washer does. It’s a type of washer designed to lock a fastener in place by exerting pressure and resisting rotation. Unlike standard washers, these have a locking feature that prevents nuts or bolts from coming loose, which is especially useful in machinery or automotive applications.
Material Matters: Choosing the Right Composition
One of the first things I checked was the material. Push on locking washers typically come in stainless steel, spring steel, or sometimes brass. I prefer stainless steel for its corrosion resistance, especially if I’m working on outdoor or marine projects. Spring steel washers provide excellent locking force but may rust if not coated properly. So, knowing where and how I would use the washer guided my material choice.
Size and Compatibility
Getting the right size is key. I always measure the bolt or shaft diameter first because the washer needs to fit snugly to work effectively. Push on locking washers are sized by the inner diameter, outer diameter, and thickness. If the washer is too loose, it won’t lock properly; if it’s too tight, it might be hard to install or even damage the parts.
Locking Mechanism Type
There are different locking designs, like tooth, tab, or wedge styles. I found that push on washers often have internal teeth that grip the shaft. Depending on the application, I choose one that provides the right balance between locking power and ease of installation. If I need to remove the fastener frequently, I might pick a washer with a less aggressive locking feature.
Quantity and Packaging
Since these washers are small and sometimes prone to being misplaced, I prefer buying them in packs rather than singles. This also gives me backups for future projects. Some sellers offer bulk packs which are cost-effective if you’re working on multiple assemblies.
Price vs. Quality
I learned that while it’s tempting to go for the cheapest option, quality should never be compromised. A low-quality washer might fail and cause bigger problems down the line. I look for trusted brands or verified sellers that provide specifications or certifications to ensure reliability.
Where to Buy
I usually check both local hardware stores and online marketplaces. Online options provide a wider variety and detailed customer reviews, which I find helpful. However, if I need the washer immediately, local stores are convenient.
Final Thoughts
Buying the right push on locking washer comes down to understanding my project requirements and matching the washer’s material, size, and locking style accordingly. Taking the time to research saved me from potential headaches and ensured my assemblies stayed secure. Hopefully, my guide helps you find the perfect push on locking washer for your needs!
Author Profile

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Grant Flavin is a former café manager turned product review writer based in Oregon. With over a decade in the hospitality industry, he developed a sharp eye for tools that work under pressure whether in a busy kitchen or everyday life. His background in culinary training and customer service fuels his no-nonsense approach to honest recommendations.
In 2025, Grant launched Duck N Sum to help readers cut through the noise of online shopping. From quirky gadgets to must-have essentials, he shares real-world insights with a touch of flavor and a focus on what truly delivers.
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