3M 5200 FC Marine Adhesive Sealant, Fast Cure, White, 1 oz Tube, 12/Case

3M Marine SIlicone 5200 Fast Cure Adhesive Sealant, White

Protect your boat with the exceptional strength of 3M 5200. If you need a permanent, watertight bond for your boat, dock, or any tough task, it is the top choice that professionals rely on. M-Source, an authorized distributor, offers this powerful 3M Marine Adhesive Sealant 5200 in a handy 1-ounce tube, ideal for repairs or small projects.

This product creates a seal that is far more than just waterproof it’s built to withstand the harshest marine environments. It permanently bonds surfaces above and below the waterline, providing outstanding resistance to saltwater, extreme weather, and vibration. Whether you’re setting wooden deck joints, sealing hull-to-deck seams, attaching hardware, or bedding transducers, the 3M 5200 Marine Adhesive Sealant won't shrink, crack, or fail.

The best part? This is the 5200 Fast Cure (FC) formula. While the original 5200 took five to seven days to fully cure, this fast cure version develops a working strength in just 48 hours. This means less downtime for your boat and quicker project completion, getting you back on the water faster!

The white color gives a clean, professional look on fiberglass and other common marine surfaces. Its polyurethane formula offers great flexibility and movement in joints. It absorbs shocks without breaking the seal.

Stop worrying about leaks. Rely on the proven, long-lasting protection of 3M 5200 to keep your marine parts safe and secure for a long time.

Key Features:

Permanent, Watertight Seal: Ideal for hull and deck seams, hardware, and below-the-waterline applications.

5200 Fast Cure (FC): Achieves functional cure in only 48 hours, which is much quicker than the original formula.

Ultimate Strength: Creates a flexible, high-strength bond that resists vibration, swelling, shrinking, and shock.

Easy to Apply: Convenient 1-ounce tubes ensure minimal waste for small or detailed jobs.

1. CURES FAST – One-part adhesive sealant requires no mixing, typically cures within 48 hours so you can get back on the water faster
2. USE WHAT THE PROS USE – Extremely strong adhesive sealant retains strength above or below waterline
3. BONDS PERMANENTLY – Ideal for sealing, bonding and attaching on the interiors of boats and RVs, or on exteriors below the waterline and where shielded from the sun
4. LONG LASTING FORMULA – Tough polyurethane polymer resists weathering and salt water
5. WON’T CRACK OR PEEL – Stays flexible, retaining strong bonds even during vibration, structural movement or shock