Cable Clam, .625″

A Blue Sea Systems CableClam for a .625″ connector opening that helps you create a waterproof cable pass-through without removing the factory-installed connector.

Key Features

• Enables waterproof coaxial/cable pass-through at the deck or rooftop
• Helps avoid poor connections caused by removing factory connectors
• Includes stainless steel screws
• Designed for a .625″ connector opening (CableClam PN 1001 family)

Product Compatibility

• Marine antenna and coax cable installations
• Transducer and other cable pass-through installations where a waterproof seal is needed
• Deck, rooftop, or transom cable routing for navigation electronics

Product Details

• Product: Cable Clam, .625″
• Brand/Series: LNS (Blue Sea Systems category listing)
• SKU: 661-1001
• Part family: CableClam 1001 (“.625″ opening”)
• Includes: stainless screws
• Variant weight: 86 grams

Parts Desk Insights

Best Use Case: Use when you need a sealed cable pass-through for a .625″ connector opening but would rather not disturb an existing factory-installed connector.

Common Issues: If installation doesnt hold water, the most common cause is an improper sealdouble-check that the cable and connector sit correctly in the clam opening and that the mounting screws are tightened evenly. Also confirm you selected the correct CableClam size for the connector opening.

Related Products & Accessories

• Browse related cable clam sizes and deck pass-through accessories – Related products vary by connector opening size and cable routing needs.