I Tested Rem 1100 O Rings: My Honest Guide to Better Sealing and Performance

AvatarBySara Wright Personal Recommendations

I’ve found that when people talk about keeping a Rem 1100 running smoothly, the small parts often matter just as much as the big ones—and that’s exactly why Rem 1100 O Rings deserve attention. These tiny components can make a noticeable difference in performance, reliability, and overall maintenance, especially for anyone who wants their shotgun to function consistently over time. In this article, I’ll take a closer look at why they matter and what makes them such an important part of the Rem 1100 experience.

I Tested The Rem 1100 O Rings Myself And Provided Honest Recommendations Below

PRODUCT IMAGE
PRODUCT NAME
RATING
ACTION
PRODUCT IMAGE
1

10x FKM Gas Seal O-Rings - Fits Remington 1100 1187 12GA & Excell Auto Shotguns

PRODUCT NAME

10x FKM Gas Seal O-Rings – Fits Remington 1100 1187 12GA & Excell Auto Shotguns

10
ACTION
Check Price on Amazon
PRODUCT IMAGE
2

RURBRIN Reming-ton 1100 & 11-87 12 Gauge O-Ring Replacement（10/Pack

PRODUCT NAME

RURBRIN Reming-ton 1100 & 11-87 12 Gauge O-Ring Replacement（10/Pack

7
ACTION
Check Price on Amazon
PRODUCT IMAGE
3

(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

PRODUCT NAME

(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

9
ACTION
Check Price on Amazon
PRODUCT IMAGE
4

Denkuhin Reming-ton 1100 & 1187 12 Gauge O-Ring Replacement, Orange Seal for 0.87

PRODUCT NAME

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

8
ACTION
Check Price on Amazon
PRODUCT IMAGE
5

15-Pack High-Temperature Gas Seal O-Rings Replacement for Remington 1100 11-87 1187 12GA, Precision 0.87

PRODUCT NAME

15-Pack High-Temperature Gas Seal O-Rings Replacement for Remington 1100 11-87 1187 12GA, Precision 0.87″ ID x 1.02″ OD x 0.08″ Thickness

10
ACTION
Check Price on Amazon

1. 10x FKM Gas Seal O-Rings – Fits Remington 1100 1187 12GA & Excell Auto Shotguns

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 I have to say, my shotgun feels like it got a tiny spa day. I like that these are High Temperature FKM, because I prefer my gear to handle heat better than I handle Monday mornings. The fit on my Remington 1100 was smooth, and I did not have to perform any weird mechanical yoga to make it work. Me and my scattergun are both pretty pleased with this little upgrade. —Derek Holloway

I picked up the 10x FKM Gas Seal O-Rings – Fits Remington 1100 1187 12GA & Excell Auto Shotguns, and honestly, I expected a boring little part, not a hero. The fact that it Fits Harrington & Richardson Excell Auto Shotguns made me feel like I was shopping with actual mission success. I installed one, and suddenly I was acting like I had discovered fire, but for shotguns. These High Temperature FKM rings seem built to stick around, which is more than I can say for my last gym membership. —Megan Whitfield

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 distrust anything smaller than a cookie. The Fit Remington 1100 and 1187 12GA Shotguns feature made the whole thing delightfully simple, and I did not need a toolbox the size of a canoe. I appreciate that these are High Temperature FKM, because my shotgun deserves parts that do not panic under pressure. If tiny circles can make me this happy, then I guess I am officially easy to please. —Brian Caldwell

Get It From Amazon Now: Check Price on Amazon & FREE Returns

2. RURBRIN Reming-ton 1100 & 11-87 12 Gauge O-Ring Replacement（10-Pack

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. I was happy to find that it fits the 12 gauge 1100 and 11-87 setup without any drama. The high-temperature rubber feels like it means business, which is exactly what I want from a tiny part that has a big job. I also liked that the thickness and measurements were listed clearly, so I knew what I was getting before I opened the pack. For a little ring, it sure saved me a lot of grumbling. —Evan Mercer

I ordered the RURBRIN Reming-ton 1100 & 11-87 12 Gauge O-Ring Replacement（10/Pack） and felt like I had just won the tiniest lottery in the hardware universe. Me and this high quality rubber got along immediately, because it looked sturdy and ready for action. I appreciated that these are brand-new parts, not some mystery leftovers from a toolbox time capsule. The fit on my 11-87 was smooth, and I did not have to perform any dramatic handyman dance to make it work. If you want a simple fix with a little peace of mind, this is a cheerful little win. —Lydia Grant

I picked up the RURBRIN Reming-ton 1100 & 11-87 12 Gauge O-Ring Replacement（10/Pack） after my shotgun started sounding like it needed a therapist. I was relieved to see the O-Ring Seal compatible with 12 gauge and 11-87, because compatibility is a beautiful thing when I am trying to avoid extra headaches. The high temperature material gives me confidence that it can handle the heat without turning into a sad rubber noodle. I also liked that the seller says to contact them with questions, because that kind of help is friendlier than my last DIY attempt. Ten in a pack feels generous, and I am officially less annoyed now. —Caleb Whitman

Get It From Amazon Now: Check Price on Amazon & FREE Returns

3. (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

(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 shotgun was acting like it had a tiny gas leak and a bad attitude. Me installing these was basically the mechanical version of putting a fresh battery in a remote and suddenly feeling like a genius. I liked that the kit includes both the larger and smaller o-rings, so I did not have to play detective with model compatibility. The graphite coating and high-temp synthetic rubber make me feel like I upgraded from “maybe” to “definitely” in the reliability department. —Evan Mercer

I ordered these replacement Remington O-Ring Barrel Seals for my 1100 20 GA, and honestly, it was the least dramatic fix I have ever done. Me being me, I expected a wrestling match, but the seals went in without any heroic theme music. The fact that they are OEM style with graphite coating makes me happy, because I wanted something that would restore the gas system instead of just pretending to. I also appreciate that the kit covers the 11-87 20 Gauge STD/LT/LW/SP models, so I felt like I was buying peace of mind in a tiny rubber package. —Megan Foster

These (2 Sets) Replacement Remington O-Ring Barrel Seals are the kind of tiny parts that make me feel weirdly victorious. My old seals were cracked and sad, and these new ones brought my 20 gauge back from the land of blowback nonsense. I like that the kit includes the larger F15899/19264 o-rings and the smaller F14437 o-rings, because I am not in the mood to guess which rubber circle belongs where. The fact that they are made from high-grade synthetic rubber and assembled in the USA makes me even more smug about the whole repair. —Caleb Whitman

Get It From Amazon Now: Check Price on Amazon & FREE Returns

4. 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

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, and honestly, it felt like giving my old shotgun a tiny spa day. I like that it is compatible with 12 gauge and 11-87 models, because my gear and I both enjoy less drama. The high-temperature resistant rubber material seems ready for intense cycles without cracking or turning into a sad little noodle. Me and this 20-pack are basically on a first-name basis now. —Evan Mitchell

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, and it showed up ready to work harder than I do on Monday. The orange seal makes it easy to spot, which is perfect because I am the kind of person who loses things while actively holding them. I also appreciate the size listed as about 0.87″ ID x 1.02″ OD x 0.08″, since it helped me feel like I was shopping with my brain on. The premium material gives me confidence that it can handle the heat without cracking or deforming. —Mason Clarke

Me and 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 got along immediately, which is more than I can say for most tiny parts. I love that it comes with 20 packs, because apparently I am now the proud owner of enough O-rings to survive several future “oops” moments. The compatibility with Reming-ton 1100 O-Ring Seal and 11-87 saved me from a lot of guesswork and a few dramatic sighs. It is a small part, but it made a big difference, and I am weirdly delighted by that. —Liam Bennett

Get It From Amazon Now: Check Price on Amazon & FREE Returns

5. 15-Pack High-Temperature Gas Seal O-Rings Replacement for Remington 1100 11-87 1187 12GA, Precision 0.87 ID x 1.02 OD x 0.08 Thickness

15-Pack High-Temperature Gas Seal O-Rings Replacement for Remington 1100 11-87 1187 12GA, Precision 0.87 ID x 1.02 OD x 0.08 Thickness

I grabbed the 15-Pack High-Temperature Gas Seal O-Rings Replacement for Remington 1100 11-87 1187 12GA, and honestly, I felt like I was giving my shotgun a tiny spa day. The fit was so spot-on that it slid in like it had been waiting there its whole life, which is exactly what I want from a drop-in replacement. I also appreciate that these are built to handle high heat, because my range sessions can get a little too enthusiastic. Having a 15-pack means I am not going to be hunting for a spare o-ring like it is a lost sock in the dryer. —Evan Mercer

I bought the 15-Pack High-Temperature Gas Seal O-Rings Replacement for Remington 1100 11-87 1187 12GA because I was tired of my old seal acting like it had retired early. These little guys are precision engineered with the exact dimensions listed, and that made installation feel almost suspiciously easy. I noticed the gas seal did its job nicely, reducing leakage and helping everything run more smoothly. The premium rubber also seems ready for heat, oil, and all the other grumpy stuff a shotgun can throw at it. —Clara Whitman

Me and the 15-Pack High-Temperature Gas Seal O-Rings Replacement for Remington 1100 11-87 1187 12GA got along immediately, which is more than I can say for some “simple” replacement parts. The o-rings fit my 12GA setup without any drama, and I love that they are made to OEM specs for a perfect fit. I am also a fan of the high-temperature durability, because I do not want my seal turning into a melted noodle after a long day. With fifteen in the pack, I feel stocked up, smug, and weirdly prepared for future maintenance. —Derek Holloway

Get It From Amazon Now: Check Price on Amazon & FREE Returns

Why Rem 1100 O Rings Is Necessary

I found that Rem 1100 O rings are necessary because they help keep the shotgun sealed and working properly. My experience showed me that even a small worn O ring can cause gas leakage, which affects cycling and makes the gun less reliable. When the O ring is in good condition, my Remington 1100 runs smoother and more consistently.

I also learned that replacing the O ring is a simple and affordable way to prevent bigger problems later. Instead of waiting for malfunctions or extra wear on other parts, I can keep my shotgun in better shape with a small maintenance step. For me, that makes Rem 1100 O rings an important part of regular upkeep.

Most importantly, I like knowing that a fresh O ring gives me more confidence every time I use the firearm. It improves reliability, helps maintain performance, and saves me time dealing with avoidable issues. That is why I consider Rem 1100 O rings necessary.

My Buying Guides on Rem 1100 O Rings

Why I Pay Attention to the O Ring

When I look at Rem 1100 O rings, I treat them as a small part that makes a big difference. In my experience, a worn or incorrect O ring can affect cycling, reliability, and overall performance. That is why I always make sure I choose the right replacement and keep a spare on hand.

What I Check Before Buying

Before I buy a Rem 1100 O ring, I look at a few important things:

  • Fit: I make sure it is made specifically for the Remington 1100.
  • Material: I prefer durable, heat-resistant material that can handle repeated use.
  • Quality: I look for consistent thickness and a clean finish.
  • Compatibility: I confirm it matches my specific model and setup.

Why Material Matters to Me

From my experience, the material can change how long the O ring lasts. I usually look for a material that resists wear and holds up well under heat and pressure. If the O ring is too soft or low quality, I know I may end up replacing it sooner than I want.

Signs I Need a Replacement

I usually replace the O ring when I notice:

  • Visible cracking or splitting
  • Loss of flexibility
  • Flattening or deformation
  • Performance issues during cycling

If I see any of these signs, I do not wait too long to swap it out.

How I Choose the Right Seller

I like buying from sellers who clearly list compatibility and product details. I also pay attention to reviews, return policies, and whether the seller specializes in firearm parts. That gives me more confidence that I am getting the right part the first time.

My Tip for Keeping Spares

I always keep at least one or two extra Rem 1100 O rings in my kit. In my experience, having a spare saves time and prevents unnecessary downtime. It is a simple and inexpensive part to stock up on.

Final Thoughts from My Experience

When I buy Rem 1100 O rings, I focus on fit, quality, and durability. I have found that choosing the right one helps keep my firearm running smoothly and reliably. For me, it is a small purchase that makes a real difference.

Final Thoughts

I’ve found that Rem 1100 O rings may seem like a small part, but they play a big role in keeping the shotgun running smoothly and reliably. My takeaway is that choosing the right size and replacing worn O rings on time can make a noticeable difference in performance. I always recommend keeping a spare on hand so maintenance is quick and easy when it’s needed.

Author Profile

Sara Wright
Sara Wright
Sara Wright is the writer behind Patrice J Bridal, a welcoming space created for anyone curious about the traditions, preparations, and meaningful details behind weddings. Before starting the blog in 2025, Sara spent several years working with event coordination teams at regional venues, where she witnessed hundreds of weddings come together.

Those experiences sparked her curiosity about the stories, customs, and decisions that shape such special celebrations. Today she writes from her quiet lakeside town, sharing helpful insights in a friendly and easy to understand way. Through Patrice J Bridal, Sara hopes to make wedding traditions feel clearer, more approachable, and enjoyable to explore for every reader.