Dometic Seacock Inlet Lock Kit - GROCO/24 Series - Part# 385312129

DometicSKU: 385312129
Added to catalog: March 10, 2026
Last product update: June 6, 2026 at 12:57 AM

Sale price$780.65 Regular price$1,241.23
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FREE Delivery Estimate June 28 – July 6
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The Dometic Seacock Inlet Lock Kit secures your freshwater or waste water inlet connections, preventing accidental disconnection and leaks while your RV is in transit or parked. This lock kit is essential for RV owners using GROCO/24 series seacocks who want reliable, vibration-resistant fastening for their plumbing connections.

  • Compatible with GROCO/24 series seacock inlets
  • Prevents accidental hose disconnection during travel
  • Reduces risk of water damage and waste tank leaks
  • Easy-to-install lock mechanism
  • Durable construction for long-term reliability
  • OEM Dometic quality and fit
Specification Details
Part Number 385312129
Compatibility GROCO/24 Series Seacocks
Application Freshwater & Waste Water Inlets
Installation Direct bolt-on to seacock inlet
Material Durable polymer and stainless steel components

Frequently Asked Questions

Q: Will this lock kit fit my existing GROCO seacock?

A: Yes, this kit is specifically designed for GROCO/24 series seacocks. Verify your seacock model before ordering to ensure compatibility.

Q: How do I install the inlet lock kit?

A: The lock kit bolts directly onto your seacock inlet connection. No modifications needed—installation takes just a few minutes with basic tools.

Q: Can I use this on both freshwater and wastewater lines?

A: Yes, this lock kit works on both freshwater inlet and wastewater outlet connections using GROCO/24 seacocks.

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 we sell is genuine OEM Dometic equipment backed by expert customer support. When you need the exact part to keep your RV running reliably, Elkhart RV Parts has you covered.

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 Genuine, name-brand components made to order — never generic, never outdated.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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