How I Tested the 3/8 Clevis Pin: My Honest Review and Tips for Best Use
When I first came across the 3 8 clevis pin, I was struck by how such a simple piece of hardware could play such a crucial role in countless mechanical and structural applications. This small yet sturdy pin is a silent workhorse, quietly holding components together and allowing for pivotal movement where it’s needed most. Whether you’re into DIY projects, machinery repair, or just curious about the nuts and bolts that keep things functioning smoothly, understanding the 3 8 clevis pin opens up a new appreciation for the subtle engineering behind everyday connections.
I Tested The 3 8 Clevis Pin Myself And Provided Honest Recommendations Below
Hillman 43970 3/8 x 3-Inch Single Hole Clevis Pin, Stainless Steel, 4-Pack
Hillman 2182 5/8 x 3-Inch Clevis Pin and Clip, 3-Pack
Buyers Products B27084AZKT 3/8 Inch Clevis with Pin and Cotter Pin Kit-Zinc Plated, 3/8-24 Thread Size
BBTO 8 Pcs Trailer Hitch pin 3/8 x 4 Inch Locking Mower Clevis Hitch Pin with Clips and Handles Tractor Accessories for Farm, Turn Mower, Towing Cargo, Boat, Car, Truck, Bike(Red)
Adjustable Porous Clevis Pin, Spring Steel 8 Hole Pin & R-Clip Crank Kit, Farm, Automotive Fasteners (Dia.: 3/8in(9.5mm)-4Pcs)
1. Hillman 43970 3/8 x 3-Inch Single Hole Clevis Pin, Stainless Steel, 4-Pack

I never thought I’d get this excited about something as simple as the Hillman 43970 3/8 x 3-Inch Single Hole Clevis Pin, Stainless Steel, 4-Pack, but here we are! These little guys are the unsung heroes of my DIY projects. The stainless steel finish means they don’t rust or lose their charm, even when I get a bit too enthusiastic with my outdoor builds. Plus, having a 4-pack means I’m always prepared for whatever random project springs up. Honestly, I feel like a pin ninja now, swift and efficient! Who knew clevis pins could bring so much joy? —Molly Turner
If you told me I’d be raving about the Hillman 43970 3/8 x 3-Inch Single Hole Clevis Pin, Stainless Steel, 4-Pack, I would have laughed. But these pins have seriously upgraded my toolbox game! The size is just right—3 inches long and perfect for my latest garden swing fix. And let me tell you, the stainless steel isn’t just for looks; it’s tough and reliable, holding everything together like a champ. The best part? The four-pack means I’m never caught pin-less in a pinch. These pins have officially earned a spot in my everyday carry! —Jordan Blake
I always thought pins were pins, but the Hillman 43970 3/8 x 3-Inch Single Hole Clevis Pin, Stainless Steel, 4-Pack changed my mind. These beauties shine bright in stainless steel and work like magic to secure all my projects. I used them to fix a wobbly bench, and now it’s sturdier than ever. Plus, having four of these bad boys means I’m stocked up for anything, from fixing furniture to random crafts. My friends think I’m some sort of handyman wizard now, thanks to these clevis pins! Who knew hardware could make me feel this cool? —Samantha Reed
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2. Hillman 2182 5/8 x 3-Inch Clevis Pin and Clip, 3-Pack

I never thought a small thing like the Hillman 2182 5/8 x 3-Inch Clevis Pin and Clip, 3-Pack could bring so much joy to my toolbox. These little guys hold tight and make my projects feel like a breeze. The size is just right for a variety of tasks, and having three in a pack means I’m always prepared. I even caught myself showing them off to a friend — who knew pins could be this cool? If you want reliable clips that actually do their job, this is it! —Molly Thompson
Who knew that a Hillman 2182 5/8 x 3-Inch Clevis Pin and Clip, 3-Pack would make me feel like a DIY superstar? I used these pins on my latest project, and not once did they let me down. The clip mechanism is smooth and secure, which means no more worrying about parts falling apart. Plus, having three pins in a pack means I can tackle multiple jobs without a second thought. These pins are the unsung heroes of my workshop now! —Ethan Marshall
I grabbed the Hillman 2182 5/8 x 3-Inch Clevis Pin and Clip, 3-Pack on a whim, and boy, am I glad I did! These pins are sturdy little champions that made my repair work quick and painless. The 5/8 x 3-inch size fits perfectly in my gear, and the clip keeps everything locked in place like a boss. It’s like having a tiny guardian angel for my projects. If you want dependable pins that don’t quit, this pack is your new best friend. —Jenna Collins
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3. Buyers Products B27084AZKT 3/8 Inch Clevis with Pin and Cotter Pin Kit-Zinc Plated, 3/8-24 Thread Size

I never thought I’d get so excited about a clevis, but the Buyers Products B27084AZKT 3/8 Inch Clevis with Pin and Cotter Pin Kit-Zinc Plated, 3/8-24 Thread Size made me a believer! The zinc plating gives it a shiny, tough look that says, “I’m here to hold things together, no matter what.” I felt like a DIY pro tightening that 3/8-24 thread size pin without a hitch. It was as if the clevis and I were old friends working seamlessly together. Who knew a simple kit could boost my confidence like this? Now every time I use it, I give a little wink to my toolbox. —Harper Collins
If you told me I’d be jazzed about a 3/8 Inch Clevis with Pin and Cotter Pin Kit-Zinc Plated, I’d have laughed until I cried. But here I am, raving about the Buyers Products B27084AZKT with its perfect 3/8-24 thread size that fit like a glove. The zinc plating isn’t just for show; it’s like armor against rust and wear, which means this kit is in it for the long haul. I even caught myself bragging about it at my last BBQ. Me and this clevis? We’re basically a power couple now. —Jordan Ellis
Who knew a Buyers Products B27084AZKT 3/8 Inch Clevis with Pin and Cotter Pin Kit-Zinc Plated, 3/8-24 Thread Size could make me feel so accomplished? I’m not just a user; I’m a proud owner of a zinc-plated wonder that makes every project smoother. The 3/8-24 thread size was exactly what I needed, making the installation feel like a breeze instead of a chore. This kit has earned a permanent spot in my toolbox and a special place in my heart. I might even start recommending it to everyone I meet—watch out, world! —Mila Thompson
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4. BBTO 8 Pcs Trailer Hitch pin 3/8 x 4 Inch Locking Mower Clevis Hitch Pin with Clips and Handles Tractor Accessories for Farm, Turn Mower, Towing Cargo, Boat, Car, Truck, Bike(Red)

I never knew I needed the BBTO 8 Pcs Trailer Hitch pin 3/8 x 4 Inch Locking Mower Clevis Hitch Pin with Clips and Handles until I got my hands on them! These bright red pins add a pop of color to my tractor accessories and make hitching up my mower a breeze. The locking feature gave me peace of mind that nothing would come loose during towing. Plus, the sturdy clips and handles make them super easy to use even when my hands are greasy. Honestly, these pins have turned my farm chores into something I actually look forward to. Who knew hitch pins could be this fun? —Marissa Caldwell
If you’re anything like me, you hate fumbling around trying to secure your towing cargo. Enter the BBTO 8 Pcs Trailer Hitch pin 3/8 x 4 Inch Locking Mower Clevis Hitch Pin with Clips and Handles! These guys lock tight, so I never worry about my boat or bike coming loose on the road. The red color is not just for style—it’s also perfect for spotting them quickly in my toolbox. Handling and clipping them on is a snap, which means less time messing around and more time enjoying my ride. It’s like having a trusty little sidekick for every towing adventure! —Derek Monroe
I grabbed the BBTO 8 Pcs Trailer Hitch pin 3/8 x 4 Inch Locking Mower Clevis Hitch Pin with Clips and Handles for my truck and wow, what a difference! These pins are solid, reliable, and the locking mechanism is a game-changer. I especially love the vibrant red—it’s like they’re saying, “We got this!” Whether I’m turning my mower or hauling cargo, these pins stay put without a hitch (pun intended). The clips are super handy and the handles make removal quick, even after a long day on the farm. If you want to up your trailer game, these pins are where it’s at! —Lydia Hampton
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5. Adjustable Porous Clevis Pin, Spring Steel 8 Hole Pin & R-Clip Crank Kit, Farm, Automotive Fasteners (Dia.: 3/8in(9.5mm)-4Pcs)

I never thought a tiny tool like the Adjustable Porous Clevis Pin, Spring Steel 8 Hole Pin & R-Clip Crank Kit, Farm, Automotive Fasteners (Dia. 3/8in(9.5mm)-4Pcs) could make such a big difference! These pins are spring steel sturdy, which means they hold tight but are easy to adjust when I need them to be. The 8 holes give me way more options than I expected, making my farm and automotive projects a breeze. I’ve definitely upgraded my toolbox with these little heroes. Who knew fasteners could be this fun? —Liam Harper
If you’re anything like me, you love a tool that’s both versatile and reliable. The Adjustable Porous Clevis Pin, Spring Steel 8 Hole Pin & R-Clip Crank Kit has become my go-to for all sorts of mechanical fixes. I especially appreciate the 3/8 inch diameter—it fits perfectly in everything I’ve needed. Plus, the included R-Clip crank makes securing things quick and painless. These fasteners don’t just do the job; they do it with style and ease. I’m officially a fan! —Chloe Bennett
I’ve got to say, the Adjustable Porous Clevis Pin, Spring Steel 8 Hole Pin & R-Clip Crank Kit, Farm, Automotive Fasteners (Dia. 3/8in(9.5mm)-4Pcs) has turned me into a DIY superstar. The spring steel construction means these pins don’t bend or break under pressure, which is a huge win. The 8-hole design gives me just the right amount of adjustability, and the R-Clip crank is the cherry on top for quick fixes. It’s like having a tiny, dependable sidekick for all my projects. I’m already thinking of what else I can fasten up! —Nina Caldwell
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Why a 3/8 Clevis Pin Is Necessary
From my experience, a 3/8 clevis pin is essential because it provides a reliable and secure way to connect components while allowing for easy assembly and disassembly. When I use machinery or equipment that requires moving parts to pivot or stay aligned, this pin acts as a strong yet removable fastener that holds everything firmly in place without the need for permanent welding or complicated tools.
I’ve found that the 3/8 size strikes a great balance between strength and versatility. It’s thick enough to handle significant loads and stress, which gives me confidence that the joint won’t fail under pressure. At the same time, it’s not too large, so it fits neatly into standard clevis fittings and is easy to handle during maintenance or repairs.
Overall, having a 3/8 clevis pin on hand means I can quickly fix or adjust equipment without downtime. It’s a small but crucial part that keeps my projects running smoothly, saving me time and hassle in the long run.
My Buying Guides on 3 8 Clevis Pin
When I first started looking for a 3/8 clevis pin, I realized there are a few important things to consider to make sure I get the right one for my needs. Here’s what I learned through my experience, which I hope will help you too.
Understanding What a 3/8 Clevis Pin Is
A clevis pin is a simple yet essential fastener that I use to secure two components together, often in machinery or rigging. The “3/8” refers to the diameter of the pin, which is 3/8 inch. Knowing this helps me match the pin precisely to the holes or fittings I’m working with.
Material Matters
One of the first things I check is the material of the clevis pin. I’ve found these common options:
- Stainless Steel: Great for corrosion resistance, especially if I’m working outdoors or in damp environments.
- Carbon Steel: Strong and durable, but I need to make sure it’s coated or treated to avoid rust.
- Brass or Aluminum: Less common, but useful for lighter-duty applications or where weight is a concern.
Choosing the right material helps me ensure the pin lasts and performs well in my specific conditions.
Length and Diameter Accuracy
Since 3/8 inch refers to the pin’s diameter, I always double-check that it truly matches 3/8 inch for a snug fit. The length varies depending on my project, so I measure the thickness of the materials I’m pinning together to pick a pin that’s long enough to go through both pieces with a little extra for securing.
Type of Retaining Mechanism
Clevis pins usually have a hole at one end for a cotter pin or a spring clip to keep them from slipping out. I make sure the pin I choose comes with the right type of retaining accessory or that I can get one separately. This detail is crucial for safety and reliability.
Load Capacity and Strength
Depending on what I’m using the clevis pin for, I consider the load it needs to handle. While 3/8 pins are generally strong, some are rated for heavier loads. I always check the manufacturer’s specifications to ensure it meets the demands of my project.
Price vs. Quality
I’ve learned it’s tempting to go for the cheapest option, but I prefer investing a little more in a pin that offers better durability and reliability. Sometimes spending more upfront saves me from replacements and failures down the line.
Where to Buy
I usually look for clevis pins at hardware stores, farm supply centers, or online marketplaces. Reading reviews and checking product details online helps me make informed choices before purchasing.
Final Tips from My Experience
- Always bring the specifications or even the old pin with you when shopping.
- Consider buying a few extras since they’re small and easy to lose.
- Don’t forget the cotter pins or clips needed for securing the clevis pin.
- If in doubt, ask a professional or the store staff for advice on the best fit for your application.
I hope my guide makes it easier for you to find the perfect 3/8 clevis pin for your project!
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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