3M Marine Adhesive Sealant 5200 (06504) Permanent Bonding and Sealing for Boats and RVs Above and Below the Waterline Waterproof Repair, Black, 10 fl oz Cartridge

Price: $32.66
(as of Nov 30, 2025 01:20:36 UTC – Details)

3M Marine Adhesive Sealant 5200 is a tough, flexible polyurethane for permanent bonding and sealing your RV, boat or other watercraft. It is ideal for use on wood, gelcoat, fiberglass, metal and more. It is recommended for interiors, below the waterline and any other places that are shielded from sunlight. It applies right from the container – no mixing is required. It becomes tack-free in 48 hours, and cures to form a firm, flexible, waterproof seal on joints and boat hardware. Far more than a marine caulk, tough, flexible Marine Adhesive 5200 dissipates stress caused by vibration and shock, and won’t crack under dynamic force. It resists salt water, wind, weather and temperature extremes for long periods of worry-free enjoyment on the water. In fact, for more than 50 years, 3M Marine Adhesive Sealant 5200 has been used and trusted as a marine sealant by professionals in some of the most demanding conditions on earth. 3M Marine Adhesive Sealant 5200 is extremely strong and retains its strength above or below water line. Stays flexible too – allows for structural movement. Has excellent resistance to weathering and salt water. Stress caused by shock, vibration, swelling or shrinking is effectively absorbed. Check the bonding and sealing jobs this product can handle for you: fiberglass deck to fiberglass hull, wood to fiberglass, portholes and deck fittings, motors on fiberglass transoms, under mouldings, hull seams above and below water line. Center board trunk joints. Between struts and planking. Stern joints. Deck housing, etc. Easy to apply with manual caulking gun. Won’t sag or flow in vertical or horizontal seams. About 3M Industrial Adhesives and Tapes For more than a century, 3M has applied innovation and technology to improving our customers’ lives and supporting their business goals. Today the company, from its headquarters in St. Paul, Minnesota, serves industrial and commercial customers and consumers in nearly 200 countries. 3M Industrial Adhesives and Tapes include application-specific products that provide durability, strength, and special characteristics such as temperature resistance and short- and long-term protection. The 3M brand, across thousands of products, represents consistency, superior quality, and value.
Is Discontinued By Manufacturer ‏ : ‎ No
Product Dimensions ‏ : ‎ 38.4 x 2 x 2 inches; 15.04 ounces
Item model number ‏ : ‎ 5200
Department ‏ : ‎ unisex-adult
Date First Available ‏ : ‎ September 15, 2003
Manufacturer ‏ : ‎ 3M
ASIN ‏ : ‎ B001R0GUZG
Best Sellers Rank: #9,387 in Industrial & Scientific (See Top 100 in Industrial & Scientific) #35 in Adhesive Caulk
Customer Reviews: 4.5 4.5 out of 5 stars 9,367 ratings var dpAcrHasRegisteredArcLinkClickAction; P.when(‘A’, ‘ready’).execute(function(A) { if (dpAcrHasRegisteredArcLinkClickAction !== true) { dpAcrHasRegisteredArcLinkClickAction = true; A.declarative( ‘acrLink-click-metrics’, ‘click’, { “allowLinkDefault”: true }, function (event) { if (window.ue) { ue.count(“acrLinkClickCount”, (ue.count(“acrLinkClickCount”) || 0) + 1); } } ); } }); P.when(‘A’, ‘cf’).execute(function(A) { A.declarative(‘acrStarsLink-click-metrics’, ‘click’, { “allowLinkDefault” : true }, function(event){ if(window.ue) { ue.count(“acrStarsLinkWithPopoverClickCount”, (ue.count(“acrStarsLinkWithPopoverClickCount”) || 0) + 1); } }); });

MULTI-SURFACE SEALANT: A permanent solution for bonding marine substrates like wood, fiberglass, and metal
VERSATILE APPLICATIONS: Tough yet flexible polyurethane polymer is ideal for deck housings, hull fittings, porthole mounting, fiberglass transoms, and underside molding
WARD OFF WATER: Resists saltwater and weathering both above and below the water line
FLEXIBLE BONDS: The flexible elastomeric bond absorbs the stress of vibration, swelling, shrinking, and shock
FAST CURE: Tack-free in 1-2 hours, fully cures within 48 hours
For industrial/occupational use only. Not for consumer sale or use