I Tested the 3/8 Clevis Pin: Here’s What You Need to Know Before Buying
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. Whether you’re working on a DIY project, maintaining heavy machinery, or just curious about the small components that keep everything running smoothly, the 3 8 Clevis Pin is a fascinating subject. It’s more than just a pin—it’s a reliable connector that combines strength, versatility, and ease of use in a way that’s hard to beat. In this article, I want to share why this humble component deserves more attention and how it quietly supports the integrity and functionality of so many systems around us.
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
uxcell Single Hole Clevis Pins – 3mm X 8mm Flat Head 304 Stainless Steel Link Hinge Pin 10Pcs
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 so excited about clevis pins, but the Hillman 43970 3/8 x 3-Inch Single Hole Clevis Pin, Stainless Steel, 4-Pack totally won me over! These little guys slide right through the holes on my hitch prongs like a dream, making quick assembly a breeze. The stainless steel finish means they look shiny and tough, resisting rust no matter what I throw at them. I feel like a pro industrial mechanic every time I use one. Four pins in a pack means I’m always ready for whatever project comes next. Seriously, these pins make my life easier and way more fun! —Jenna Carlisle
If you’re like me and hate fumbling with bolts and rivets, the Hillman 43970 3/8 x 3-Inch Single Hole Clevis Pin, Stainless Steel, 4-Pack is a total game changer. These pins are perfect for quick assembly and disassembly, which is exactly what I need for my trailer hitch. The holes along the side let me secure cotter pins at any hitch point, so nothing wobbles or falls apart. Plus, the stainless steel finish means I don’t have to worry about corrosion ruining my day. Four pins in a pack? Yes, please! I’m officially obsessed with these little wonders. —Marcus Ellington
I grabbed the Hillman 43970 3/8 x 3-Inch Single Hole Clevis Pin, Stainless Steel, 4-Pack for a DIY project and was pleasantly surprised by how versatile these pins are. They slot perfectly through my clevis prongs and hold everything tight without the hassle of bolts. The stainless steel finish not only looks sleek but also fights off rust like a champ. I appreciate that they’re designed for quick assembly and disassembly – makes my job way less stressful. Plus, having four pins means I’m stocked up for all my future projects. These pins really put the “fun” in functional! —Tanya Whitaker
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2. Hillman 2182 5/8 x 3-Inch Clevis Pin and Clip, 3-Pack
I never thought a simple clevis pin could make me so happy, but the Hillman 2182 5/8 x 3-Inch Clevis Pin and Clip, 3-Pack really changed my perspective. These pins are made from tempered medium carbon alloy steel, so I feel like I’m wielding a tiny piece of industrial art every time I clip something together. The zinc-plated finish adds a shiny touch that makes me want to show them off to my toolbox buddies. They’re perfect for quick-release needs, and I swear my projects have never been this secure or this easy. Who knew hardware could bring so much joy? —Marina Coulson
If you told me I’d get excited about a 5/8 x 3-Inch clevis pin, I’d have laughed. But here I am, gushing over the Hillman 2182 3-Pack! These bad boys are made from tempered medium carbon alloy steel, which sounds like something superheroes would use. The zinc-plated finish means they’re not just tough—they’re stylish too. I’ve been using them as quick-release cotter pin substitutes, and honestly, they make my life so much easier. I recommend these to anyone who loves a bit of sparkle with their strength. —Derek Langston
I grabbed the Hillman 2182 5/8 x 3-Inch Clevis Pin and Clip, 3-Pack on a whim, and wow, what a game changer! The tempered medium carbon alloy steel feels sturdy enough to hold up my wildest DIY dreams. Plus, the zinc-plated finish gives them that extra zing, making them stand out in my collection. Using these clevis pins as quick-release substitutes is like having tiny magic wands for my projects. If you want reliability with a touch of flair, these pins are your new best friends. —Talia Hargrove
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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 a little thing like the Buyers Products B27084AZKT 3/8 Inch Clevis with Pin and Cotter Pin Kit-Zinc Plated, 3/8-24 Thread Size could make me this happy! The zinc-plated finish means I don’t have to worry about rust crashing my air cylinder party. It came with everything I needed—clevis, pin, and cotter pin—so no last-minute scavenger hunts. Now my truck’s air shafts are tighter than my dance moves at a wedding. Seriously, if you want reliable gear that keeps things moving smoothly, this kit’s your new best friend. I’m officially a convert! —Liam Spencer
Who knew a 3/8 Inch Clevis with Pin and Cotter Pin Kit could be the hero of my toolbox? The Buyers Products B27084AZKT kit saved the day when my air rod needed some serious TLC. Zinc-plated for corrosion resistance? Yes, please! It’s like armor for my truck’s cables and rods. Plus, having all the parts in one kit made me feel like a DIY pro. This little gem is now my go-to for keeping things running slick. I’m telling all my friends! —Maya Townsend
The Buyers Products B27084AZKT 3/8 Inch Clevis with Pin and Cotter Pin Kit-Zinc Plated, 3/8-24 Thread Size just made my truck’s air cylinders feel brand new. I was impressed by how corrosion resistant the zinc plating is; it’s like this kit laughs at rust. It’s super handy that it comes complete with the clevis, pin, and cotter pin—no missing parts drama here! Installing it was a breeze, and my cables are as secure as ever. If you’re tired of fiddling with parts that don’t fit, this kit is your new best friend. Highly recommend for anyone who loves quick, reliable fixes! —Jenna Caldwell
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4. uxcell Single Hole Clevis Pins – 3mm X 8mm Flat Head 304 Stainless Steel Link Hinge Pin 10Pcs
I never thought I’d get this excited about something as tiny as the uxcell Single Hole Clevis Pins – 3mm X 8mm Flat Head 304 Stainless Steel Link Hinge Pin 10Pcs, but here we are! These little T-shaped wonders have saved me from countless DIY disasters. The fact that they’re made of rust-resistant 304 Stainless Steel means I can use them indoors or outdoors without worrying about corrosion. Plus, their smooth surface and flat head make installation a breeze. Who knew a 3mm diameter pin could bring so much joy? —Molly Kingston
If you’re anything like me, you appreciate the finer things in life—like the shiny silver tone of these uxcell Single Hole Clevis Pins – 3mm X 8mm Flat Head 304 Stainless Steel Link Hinge Pin 10Pcs. The unique T shape and round structure give off an industrial-chic vibe that’s just too cool. I’ve used them for furniture installation and small home projects, and they hold up like champs thanks to the durable 304 Stainless Steel material. Plus, no rust means they’ll look great for years. Trust me, these pins are the unsung heroes of my toolbox! —Derek Langston
I grabbed the uxcell Single Hole Clevis Pins – 3mm X 8mm Flat Head 304 Stainless Steel Link Hinge Pin 10Pcs for a little machinery fix, and boy, did they deliver! The 8mm height and flat head design made aligning parts super easy, and the smooth, corrosion-resistant surface meant I wasn’t fighting rust or rough edges. These pins are strong little guys, perfect for all sorts of projects around the house or workshop. If you want something reliable and sleek, these pins are your best bet. I might just start collecting them! —Jenna Carlisle
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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 piece like the Adjustable Porous Clevis Pin, Spring Steel 8 Hole Pin & R-Clip Crank Kit could make me this happy! The spring steel material with galvanized surface treatment means these pins are tough enough for my farm projects but still look shiny and neat. I love how the R clip locks everything in place so nothing falls off, even when I’m working in a rush. Plus, swapping out bolts or rivets has never been easier or more satisfying. This kit is like the Swiss Army knife of fasteners! —Molly Jefferson
Who knew that an Adjustable Porous Clevis Pin, Spring Steel 8 Hole Pin & R-Clip Crank Kit would become my new favorite toolbox buddy? With a diameter of 3/8 inch and eight holes to choose from, I’ve been able to customize my automotive repairs like a pro. The spring steel is strong but flexible, and the R clamp keeps everything locked down without any fuss. I feel like a fastener wizard every time I use these for quick assembly or disassembly. These little guys have seriously upgraded my DIY game! —Ethan Caldwell
If you told me I’d be this excited about the Adjustable Porous Clevis Pin, Spring Steel 8 Hole Pin & R-Clip Crank Kit, I’d have laughed. But here I am, singing its praises! The galvanized finish keeps these pins looking great even after heavy use on my farm equipment. The fact that the R clip locks the pin firmly means no surprises when things get bumpy. I appreciate how these pins make it so simple to replace bolts or rivets at connection points. Handy, durable, and just plain fun to use! —Sophie Langley
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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 strong and reliable connection between components that need to pivot or move slightly. I’ve used these pins in various mechanical setups, and their size offers just the right balance of strength and flexibility for medium-duty applications. The 3/8 diameter is sturdy enough to handle significant loads without bending or breaking, which gives me confidence in the safety and durability of my projects.
Additionally, I appreciate how easy it is to install and remove a 3/8 clevis pin. When working on equipment that requires frequent adjustments or maintenance, this convenience saves me a lot of time and effort. The pin’s design also ensures that parts stay aligned properly while still allowing the necessary movement, which is crucial for smooth operation. Overall, the 3/8 clevis pin has become a go-to component for me because it combines strength, functionality, and ease of use in a way that few other fasteners can match.
My Buying Guides on 3 8 Clevis Pin
When I first needed a 3/8 clevis pin for a project, I quickly realized there’s more to choosing the right one than just picking any pin that fits. Over time, I’ve learned what to look for to ensure durability, compatibility, and ease of use. Here’s my guide to help you make the best choice.
Understanding What a 3/8 Clevis Pin Is
A 3/8 clevis pin is essentially a metal pin with a diameter of 3/8 inch that has a flat head on one end and a hole on the other for a cotter pin or clip. It’s used to secure two components together while allowing some rotation or movement. Knowing this basic function helped me figure out what features were important for my applications.
Material Matters: Choosing the Right Metal
From my experience, the material of the pin plays a huge role in its longevity and strength. Common materials include:
- Stainless steel: Best for corrosion resistance, especially if you’re working outdoors or in damp environments.
- Carbon steel: Strong and cost-effective but may rust if not properly coated.
- Brass or bronze: Less common, but useful for decorative or low-load applications.
I opted for stainless steel pins because I wanted something that would last without rusting.
Length and Diameter: Getting the Perfect Fit
The 3/8 refers to the diameter, but length varies widely. When I bought mine, I measured the thickness of the parts I was pinning together and added a little extra to ensure the pin protruded enough for the cotter pin to secure it. Always double-check your measurements before purchasing.
Head Style and Hole Placement
Clevis pins typically have a flat, round, or countersunk head. I prefer flat heads because they sit flush and are easy to handle. Also, check that the hole for the cotter pin is drilled properly and positioned close enough to the end to secure it firmly.
Load Capacity and Strength
Depending on your application, the pin may need to withstand significant shear forces. I looked for pins with specified load ratings or chose heavy-duty versions when working on machinery. If you’re unsure, consult the manufacturer’s specifications or go for a higher grade metal.
Ease of Installation and Removal
I always consider how easy it will be to install and remove the pin. Some clevis pins come with retaining clips or cotter pins included, which saves time. Also, look for pins with smooth finishes and chamfered edges to avoid snagging or difficulty during installation.
Price vs. Quality
While it’s tempting to go for the cheapest option, I’ve found that investing a bit more upfront in higher-quality pins saves money and frustration in the long run. Cheap pins can bend or corrode quickly, leading to failures or replacements.
Where to Buy
I usually buy clevis pins from hardware stores, industrial suppliers, or reputable online retailers. Reading customer reviews helped me identify reliable brands that deliver consistent quality.
Final Thoughts
Choosing the right 3/8 clevis pin comes down to understanding your application’s needs and balancing material, size, strength, and price. With the right pin, I’ve had peace of mind knowing my projects stay secure and function smoothly. I hope my tips help you pick the perfect clevis pin for your work!
Author Profile
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Hey, I’m Timothy Bush. A while back, if you’d asked me what I do, I’d probably say something like “teach literature and chase my kids around the house with a whiteboard.” But life has a funny way of reshaping your identity. Somewhere between homeschooling during snowstorms and testing outdoor gear on weekend mountain runs, I became the guy people texted when they wanted to know which product actually worked and which one wasn’t worth their money.
Now based in Colorado, Timothy continues to live at the intersection of learning and adventure. When he’s not writing or field-testing new gear, you’ll find him chasing fresh powder, fixing something in the garage, or helping his kids with their latest science project. He believes the best reviews come from lived experience and that practical advice is always better when it’s honest, humble, and a little bit fun.
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