The Culligan OR-38 O-Ring fits the following whole house water filters with a 3/8-inch inlet/outlet: Culligan models US-550/560, SY-5167, SY-5197. The o-ring is used to seal the housing canister to the housing cap to prevent leaks. Replace your O-ring every third filter change or when there is damage to prevent leaks._x000D_
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  • Culligan OR-38 replacement o-ring for filter assemblies with 3/8-inch inlet/outlet housings.
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  • O-ring is used to seal the housing canister to cap to prevent leaks in filter system.
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  • Replace your o-ring with every third filter change to prevent leaks.
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  • Use with Culligan US-550/560, SY-5167 or SY-5197
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  • Package includes: OR-38
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Product Features

The Culligan OR-38 O-Ring fits the following whole house water filters with a 3/8-inch inlet/outlet: Culligan models US-550/560, SY-5167, SY-5197. The o-ring is used to seal the housing canister to the housing cap to prevent leaks. Replace your O-ring every third filter change or when there is damage to prevent leaks._x000D_