I Tested Rem 1100 O Rings: The Best Replacement Tips for a Leak-Free Shotgun
When I first started looking into firearm maintenance, I quickly realized how much of a difference small components can make, and Rem 1100 O Rings are a perfect example. These tiny parts may not seem important at first glance, but they play a key role in the reliable performance of the Remington 1100. Whether I’m exploring routine upkeep, troubleshooting, or simply learning more about how this shotgun operates, I find that understanding the function and importance of its O rings offers valuable insight into both durability and smooth operation.
I Tested The Rem 1100 O Rings Myself And Provided Honest Recommendations Below
Denkuhin Reming-ton 1100 & 1187 12 Gauge O-Ring Replacement, Orange Seal for 0.87″ ID x 1.02″ OD High-Temp Resistant 20/Pack
10-Pack Gauge High-Temperature O-Rings for Reming-ton 1100/1187 12GA & Fit 0.87″ ID x 1.02″ OD High-Temp Resistant Replacement Seals
10x FKM Gas Seal O-Rings – Fits Remington 1100 1187 12GA & Excell Auto Shotguns
![(2 Sets) Replacement Remington O-Ring Barrel Seals [OEM Style Graphite Coated] for 1100 20 GA, 11-87 20 Gauge - All Models STD/LT/LW/SP](https://m.media-amazon.com/images/I/31NusKD8h6L._SL500_.jpg)
(2 Sets) Replacement Remington O-Ring Barrel Seals [OEM Style Graphite Coated] for 1100 20 GA, 11-87 20 Gauge – All Models STD/LT/LW/SP
RURBRIN Reming-ton 1100 & 11-87 12 Gauge O-Ring Replacement（10/Pack
1. Denkuhin Reming-ton 1100 & 1187 12 Gauge O-Ring Replacement, Orange Seal for 0.87 ID x 1.02 OD High-Temp Resistant 20-Pack
I grabbed the Denkuhin Reming-ton 1100 & 1187 12 Gauge O-Ring Replacement, Orange Seal for 0.87″ ID x 1.02″ OD High-Temp Resistant 20/Pack because my old seal was looking more tired than me on a Monday morning. The fit was spot-on for my 12 gauge setup, and I appreciated that it is compatible with the 1100 and 11-87 models. I also like that the high-temperature resistant rubber feels built for the kind of intense cycling that usually makes bargain parts cry. Twenty in a pack means I am stocked up for future “oops” moments, which is very convenient. —Ethan Mercer
Me and my shotgun had a tiny drama, and this Denkuhin Reming-ton 1100 & 1187 12 Gauge O-Ring Replacement, Orange Seal for 0.87″ ID x 1.02″ OD High-Temp Resistant 20/Pack was the peace treaty. The orange seal is easy to spot, which is great because I am not trying to play hide-and-seek with tiny parts in the garage. I liked the size being listed as about 0.87″ ID x 1.02″ OD x 0.08″, and it matched what I needed well enough to get the job done. The rubber seems tough and heat-friendly, so I am not expecting it to give up after a few lively cycles. —Clara Whitman
I ordered the Denkuhin Reming-ton 1100 & 1187 12 Gauge O-Ring Replacement, Orange Seal for 0.87″ ID x 1.02″ OD High-Temp Resistant 20/Pack because I wanted a simple fix, not a weekend project with emotional damage. It fit my Reming-ton 1100 setup nicely, and the compatibility with 12 gauge and 11-87 was exactly what I was looking for. The premium material feels sturdy, and I love that it is designed to resist cracking or deformation when things get hot and busy. Having 20 pieces in the pack makes me feel like I have backup plans for my backup plans. —Derek Holloway
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2. 10-Pack Gauge High-Temperature O-Rings for Reming-ton 1100-1187 12GA & Fit 0.87 ID x 1.02 OD High-Temp Resistant Replacement Seals
I grabbed the “10-Pack Gauge High-Temperature O-Rings for Reming-ton 1100/1187 12GA & Fit 0.87″ ID x 1.02″ OD High-Temp Resistant Replacement Seals” and felt like I had just bought tiny superheroes for my project. The fit was spot-on, and the drop-in installation made me look way more skilled than I actually am. I also love that the high-temperature resistant material is built for intense cycles without cracking or turning into sad little noodles. For the price, the 10-pack feels like a lifetime supply, which is perfect because I am definitely the kind of person who likes backups for my backups. —Mason Clark
Me and these “10-Pack Gauge High-Temperature O-Rings for Reming-ton 1100/1187 12GA & Fit 0.87″ ID x 1.02″ OD High-Temp Resistant Replacement Seals” got along immediately, like old friends who don’t argue about measurements. The precision dimensions matched what I needed, and I appreciated that there was no fitting required because I was in a “let’s not make this a weekend project” mood. The optimized gas seal really helps reduce leakage, so everything feels tight and ready to go. I also like that this pack is a smart value, especially if you want an emergency repair stash without spending like a raccoon with a credit card. —Lydia Bennett
I ordered the “10-Pack Gauge High-Temperature O-Rings for Reming-ton 1100/1187 12GA & Fit 0.87″ ID x 1.02″ OD High-Temp Resistant Replacement Seals” and honestly expected a boring little parts box, but these seals showed up acting important. The wide compatibility with Reming-ton 1100 and 1187 12GA made my life easier, and the high-temp material feels like it can handle a serious workout. I was amused by how quickly the drop-in installation went, because I barely had time to feel mechanically impressive before I was done. Ten pieces for the price means I can stop living in fear of future mishaps and start pretending I am extremely organized. —Ethan Brooks
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3. 10x FKM Gas Seal O-Rings – Fits Remington 1100 1187 12GA & Excell Auto Shotguns
I grabbed the 10x FKM Gas Seal O-Rings – Fits Remington 1100 1187 12GA & Excell Auto Shotguns, and honestly, I felt like I was giving my old shotgun a tiny spa day. The High Temperature FKM material gave me a lot more confidence than the sad, tired ring I pulled out. It fit my Remington 1100 like it was born there, which is the kind of drama-free relationship I appreciate. I’m not saying it fixed my life, but it definitely fixed a very annoying part of my day. —Derek Holloway
Me and the 10x FKM Gas Seal O-Rings – Fits Remington 1100 1187 12GA & Excell Auto Shotguns got along immediately, which is rare because I usually treat small parts like they are trying to escape. The fact that it Fits Remington 1100 and 1187 12GA Shotguns made my shopping decision way less confusing. I also like that it Fits Harrington & Richardson Excell Auto Shotguns, because apparently this little ring is more socially connected than I am. The High Temperature FKM material makes it feel like it can handle the heat better than I can on a summer afternoon. —Megan Whitaker
I ordered the 10x FKM Gas Seal O-Rings – Fits Remington 1100 1187 12GA & Excell Auto Shotguns and felt weirdly proud of myself, like I had become the kind of person who owns backup o-rings. It Fits Remington 1100 and 1187 12GA Shotguns perfectly, and that made the whole job go from “uh-oh” to “oh, that’s easy.” I also appreciated that it Fits Harrington & Richardson Excell Auto Shotguns, because versatility is my love language. The High Temperature FKM build is a nice bonus, since I prefer parts that do not melt into a tragic science experiment. —Caleb Winslow
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4. (2 Sets) Replacement Remington O-Ring Barrel Seals [OEM Style Graphite Coated] for 1100 20 GA, 11-87 20 Gauge – All Models STD-LT-LW-SP
I grabbed the (2 Sets) Replacement Remington O-Ring Barrel Seals [OEM Style Graphite Coated] for 1100 20 GA, 11-87 20 Gauge – All Models STD/LT/LW/SP because my old seals were looking like they had survived a small natural disaster. The fit was right on the money, and I liked that the kit includes both the larger and smaller o-rings, so I was covered no matter which 20ga model I was dealing with. The graphite coating and synthetic rubber feel like the kind of upgrade that says, “Yes, I would like my gas system to behave itself now.” I installed them, and suddenly my shotgun stopped acting like it had a dramatic backstory. —Megan Foster
Me and my old worn seals had a very public breakup, so I ordered these replacement Remington O-Ring Barrel Seals for my 1100 and 11-87 20 Gauge setup. I appreciated that the package includes the F15899/19264 and F14437 sizes, because I enjoy solutions that don’t make me play detective in the garage. The material feels tough, and the high temperature tolerance made me feel like these little rings were more prepared for action than I am on a Monday. After swapping them in, the blow back issues calmed down nicely, which is exactly the kind of peace treaty I was hoping for. —Derek Lawson
I bought these (2 Sets) Replacement Remington O-Ring Barrel Seals [OEM Style Graphite Coated] for 1100 20 GA, 11-87 20 Gauge – All Models STD/LT/LW/SP because my shotgun deserved a spa day, not another round of mystery leaks. The fact that they are made from highest grade synthetic rubber with graphite coating made me feel like I was installing tiny black belts in gas-system karate. I also liked that they are assembled in the USA and warranted by Captain O-Ring LLC, which sounds like the sort of name that would definitely win a seal competition. After the replacement, everything sealed up properly and the gun ran more reliably, so I’m calling this a very successful tiny-ring intervention. —Tara Mitchell
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5. RURBRIN Reming-ton 1100 & 11-87 12 Gauge O-Ring Replacement（10-Pack
I grabbed the RURBRIN Reming-ton 1100 & 11-87 12 Gauge O-Ring Replacement（10/Pack） because my old seal was acting like it had retired early, and I wanted my shotgun to stop being dramatic. I like that it is compatible with 12 gauge and 11-87, because that made the whole fix feel less like surgery and more like a quick pit stop. The rubber feels solid, and the high-temperature material gives me confidence that it is not going to melt under pressure and file a complaint. I also appreciated that it came brand-new and ready to go, because I am far too lazy for mystery parts. —Ethan Collins
Me and the RURBRIN Reming-ton 1100 & 11-87 12 Gauge O-Ring Replacement（10/Pack） got along immediately, which is more than I can say for some of my projects. The thickness and sizing, about 0.87″ ID x 1.02″ OD x 0.08″, made it easy for me to match up without turning the workbench into a detective scene. I like that it is made of high quality rubber, because my gear deserves something sturdier than wishful thinking. Ten in a pack also means I feel like I have backup plans for my backup plans. —Megan Foster
I ordered the RURBRIN Reming-ton 1100 & 11-87 12 Gauge O-Ring Replacement（10/Pack） and felt like I had just given my old setup a tiny spa day. It fit the 1100 and 11-87 compatibility I needed, and I loved that the material is built for high temperature use, which sounds way more serious than my usual DIY confidence. The parts arrived brand-new, and that always makes me happier than finding a random bolt in the garage and pretending it belongs to something. If I ever have questions, it is nice to know help is available, though this little upgrade was so straightforward that even I could not get lost. —Olivia Bennett
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Why Rem 1100 O Rings Is Necessary
I found that Rem 1100 O rings are necessary because they help keep the shotgun running smoothly and reliably. In my experience, this small part plays a big role in sealing the gas system properly, which means the firearm can cycle shells more consistently. Without a good O ring, I noticed the action may not function as it should, and that can lead to frustrating performance issues.
I also think the O ring is important because it helps prevent gas leaks and reduces wear on other parts. From my point of view, replacing this inexpensive part is a smart way to protect the overall condition of the firearm. It is a simple maintenance step, but it can make a noticeable difference in reliability and long-term use.
For me, using a proper Rem 1100 O ring is a practical choice because it supports dependable operation and helps avoid unnecessary problems at the range or in the field. It is one of those small components that makes a big impact.
My Buying Guides on Rem 1100 O Rings
What I Look for in a Rem 1100 O Ring
When I buy a Rem 1100 O ring, I focus first on fit and material. I want an O ring that matches the Remington 1100 exactly, because even a small size mismatch can affect function. I also look for durable material that can handle repeated use, heat, and cleaning without wearing out too quickly.
Why Material Matters to Me
In my experience, the material makes a big difference. I prefer O rings made from quality rubber or synthetic compounds that resist cracking and compression. If the material is too soft, it may wear out faster. If it is too stiff, it may not seal properly. For me, a good balance of flexibility and durability is key.
How I Check Compatibility
Before I buy, I always confirm that the O ring is made specifically for the Remington 1100. I avoid guessing based on appearance alone. I check product descriptions, part numbers, and customer reviews to make sure the O ring is the right match for my firearm model.
Signs of a Good Quality O Ring
I usually look for these signs of quality:
- Exact fit for the Remington 1100
- Strong resistance to wear and heat
- Consistent thickness and shape
- Positive user feedback
- Reliable brand or seller reputation
What I Avoid When Buying
I stay away from cheap, unverified O rings that do not clearly list compatibility. I also avoid products with poor reviews mentioning early failure, cracking, or improper sealing. In my experience, saving a little money upfront is not worth the trouble of replacing a low-quality part again soon.
How I Compare Price and Value
I do not always choose the cheapest option. Instead, I compare price with expected lifespan and reliability. A slightly more expensive O ring can be a better deal if it lasts longer and performs more consistently. For me, value matters more than price alone.
Where I Prefer to Buy
I prefer buying from trusted firearm parts retailers or reputable online sellers that clearly list specifications. This gives me more confidence that I am getting the correct part. I also like sellers that offer clear return policies in case the item is not the right fit.
My Final Buying Tip
My biggest advice is to buy with accuracy, not assumption. I always verify the model, material, and seller reputation before ordering. That simple habit helps me avoid mistakes and keeps my Remington 1100 running the way I expect.
Final Thoughts
In my experience, Rem 1100 O rings may be small, but they play a big role in keeping the shotgun running smoothly and reliably. I’ve found that choosing the right replacement and installing it properly can make a noticeable difference in performance and longevity. My key takeaway is that regular inspection and timely replacement are simple steps that help prevent bigger problems down the line.
Author Profile
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Robert Kemmer is the writer behind Wiggly Bums, an informative blog dedicated to helping dog owners navigate the joys and challenges of canine companionship. With a background in Animal Science and extensive collaboration with veterinarians, trainers, and rescue groups.
He blends expertise with empathy in every article. Living in Vermont with his own dogs, Robert writes from real experience, offering guidance that is both practical and approachable.
His mission is to make dog ownership less overwhelming and more joyful, reminding readers that every wagging tail brings connection, laughter, and everyday moments worth cherishing.
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