Seal reliability matters, and the Danco 1-1/4 in D x 1-1/16 in ID #77 Rubber O-Ring (20 pack) is built to deliver consistent performance where it counts. These rubber O-rings are specifically sized to fit Carefree and Universal Rundle assemblies, providing a dependable seal for repairs and replacements in RV, home, and light-duty equipment.
Size, fit, and material
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Outer diameter (OD): 1-1/4 inches
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Inner diameter (ID): 1-1/16 inches
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Cross-section / wall thickness: 3/32 inch
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Material: Rubber
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Pack size: 20 O-rings
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Packaging: Polybag for compact storage and easy retail presentation
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Brand compatibility: Fits Carefree and Universal Rundle systems
Where and how you’ll use them
This 20-pack is ideal for adding reliable, on-hand spares to your maintenance kit. Use these O-rings to seal connections, replace worn gaskets, and prevent leaks in a range of applications, including RV components, plumbing fixtures, and compatible hardware that requires a #77 size rubber seal. The precise 1-1/4" outer diameter and 1-1/16" inner diameter ensure a snug, compressive fit in compatible assemblies, reducing the risk of drips and loosening seals over time.
Why this pack stands out
- Specifically matched to Carefree and Universal Rundle products, so you’re not guessing about fit.
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Value in quantity: A 20-count provides ample replacements for ongoing maintenance or multiple projects.
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Ready-to-store packaging: Polybag packaging keeps spare O-rings organized and protected until you need them.
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Versatile, practical design: Rubber construction yields reliable compression seals across a variety of household and RV applications.
Whether you’re stocking your RV maintenance kit, performing a quick repair at the sink, or refreshing gaskets on compatible equipment, these Danco #77 rubber O-rings give you a dependable, ready-to-use solution. Keep a spare set on hand so you can replace worn seals quickly and restore leak-free performance without delays.
