ORING RECT SILC .15x.15x3.65OD

Utica-Dunkirk 240010288 O-Ring – Rectangular Silicone Seal, 3.65" OD | Genuine OEM

The Utica-Dunkirk 240010288 O-Ring is a genuine OEM replacement seal designed to maintain a secure, leak-free connection in compatible Utica and Dunkirk heating equipment. Manufactured from durable silicone material, this rectangular-profile O-ring provides dependable resistance to heat and aging, making it ideal for demanding HVAC and boiler system applications.

Precision-molded to factory specifications, this O-ring ensures proper fit and long-lasting performance when replacing worn or damaged seals. Using an original OEM part helps maintain system efficiency and prevents leaks that can lead to performance issues or equipment damage.

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🔧 Product Details

• Part Number: 240010288

• Type: Rectangular O-Ring

• Material: Silicone (Silc)

• Cross Section: .15" x .15"

• Outside Diameter (OD): 3.65"

• Brand: Utica-Dunkirk

• Condition: Genuine OEM Replacement Part

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✅ Key Benefits

✔ Provides a tight, reliable seal
✔ Heat-resistant silicone construction
✔ Direct OEM fit and function
✔ Helps prevent leaks and maintain system efficiency
✔ Durable and long service life

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🏠 Typical Applications

• Utica boilers

• Dunkirk heating systems

• Hydronic heating equipment requiring high-temperature sealing

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Always confirm compatibility with your model and serial number before ordering. Professional installation is recommended.

Restore proper sealing performance with the Utica-Dunkirk 240010288 Rectangular Silicone O-Ring — the OEM solution for dependable, leak-free operation.