Dometic HYD-J11 Spigot Cap & Gasket - Fits HYD Series - Part# 4453001676

DometicSKU: 4453001676
Added to catalog: March 11, 2026
Last product update: June 14, 2026 at 3:48 PM

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In stock (30 units), ready to be shipped
FREE Delivery Estimate June 18 – June 21
1-Hour Cancellation Window

1-Hour Cancellation Window

You'll have 1 hour after placing your order to update your shipping address or cancel completely.

After that, we begin coordinating with our vendors to fulfill your order — at that point, cancellations and address changes usually aren't possible.

If you're unsure about anything, please reach out before ordering or cancel within the window.

The Dometic HYD-J11 Spigot Cap & Gasket assembly seals the fresh water fill port on your RV's Dometic HYD Series water system. This essential component prevents contamination, debris, and water loss when the fill spigot is not in use. If your cap is cracked, lost, or no longer seals properly, this OEM replacement restores the integrity of your water system.

Key Features

  • OEM Dometic replacement cap and gasket assembly
  • Designed specifically for HYD-J11 spigot systems
  • Prevents water spillage and system contamination
  • Includes integrated gasket for watertight seal
  • Easy hand-tightening installation—no tools required
  • Compatible with HYD Series fresh water systems

Technical Specifications

Specification Details
Part Number 4453001676
Manufacturer Dometic
Component Type Spigot Cap & Gasket Assembly
Series Compatibility Dometic HYD Series
Installation Hand-tightened to spigot outlet

Frequently Asked Questions

Q: Will this cap fit my specific HYD model?

A: The HYD-J11 cap is designed for Dometic HYD Series water systems. Check your system's model number or spigot outlet diameter to confirm compatibility. Our support team can help verify the right part for your RV.

Q: What happens if I use the spigot without the cap?

A: Operating without a cap risks water loss, system contamination from dust or debris, and potential damage to the fill port threads. We recommend always keeping a cap installed when the spigot is not actively in use.

Q: Is the gasket replaceable separately?

A: This assembly includes the gasket as an integrated component. If only the gasket needs replacement in the future, contact our support team for gasket-only options or a new cap assembly.

Why Elkhart RV Parts

We specialize in hard-to-find Dometic replacement parts and ship directly from Elkhart, Indiana—the RV capital of the world. Every part is genuine OEM Dometic stock, backed by expert support from RV technicians who understand your system inside and out.

100% Authentic OEM Parts

Factory-Fresh OEM Parts — the same brands installed in new RVs straight from Elkhart. Genuine, name-brand components made to order — never generic, never outdated. Sourced directly from the original RV manufacturers for perfect fit and factory-level quality.

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