Danco 1-3/8 in. D x 1-1/8 in. D Rubber O-Ring 20 pk is a purpose-built seal kit designed to restore reliability to Moen and Alamark fixtures. Crafted from resilient rubber, these O-rings are formed to a precise 1-3/8" outside diameter and 1-1/8" inside diameter, with a 1/8" wall thickness to deliver a dependable, compression-friendly seal under varying water pressures.
- Outside diameter 1-3/8", inside diameter 1-1/8", wall thickness 1/8" — designed to match specific faucet and valve grooves for a snug, leak-ready seal.
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Material: Rugged rubber provides reliable elasticity and sealing performance across common household temperatures and water conditions.
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Pack quantity: 20 O-rings per polybag, ensuring you have spare seals on hand for routine maintenance and future repairs.
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Compatibility: Targeted for Moen and Alamark fixtures, making it a practical choice for replacing worn or nicked seals in compatible faucet and valve assemblies.
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Packaging: Simple polybag packaging keeps parts organized and ready for DIY maintenance.
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Shape and construction: Classic round gasket design that seats evenly in grooves, minimizing leak paths and uneven wear.
Why this matters: a degraded O-ring is one of the most common causes of drips, leaks, and pressure loss in everyday plumbing. This 20-pack from Danco gives you an exact-size solution that you can trust, reducing the downtime and mess of ongoing repairs. The precise dimensions ensure you get a tight seal without over-compression, helping to extend fixture life and protect against water damage.
Ideal use scenarios include routine faucet maintenance, valve reseals, and replacing worn seals in Moen and Alamark fixtures. Whether you’re a DIY homeowner or a professional servicing multiple jobs, this kit provides ready-to-use replacements that match the intended groove and sealing load.
Practical tips for best results: turn off the water supply before removing any fittings, inspect the seating surface for nicks or debris, and clean grooves prior to installing the new O-ring. Lightly lubricate the O-ring with a compatible silicone-based lubricant if recommended by your fixture manufacturer to promote smooth seating and extend seal life. Store the spare O-rings in a dry area to maintain flexibility and prevent drying out or cracking over time.
With the Danco 1-3/8 in. D x 1-1/8 in. D Rubber O-Ring 20 pk, you’ll have a purpose-built, reliable sealing solution ready for maintenance day, helping you prevent leaks, reduce water waste, and keep your Moen and Alamark fixtures performing at their best.
