Tough and Flexible to Form Strong Bonds
Forming watertight seals, 3Mâ„¢ Marine Adhesive Sealant 5200 offers permanent adhesion to wood, gelcoat and fiberglass. In addition, our marine adhesive sealant is flexible and allows for structural movement and dissipation of stress that may be caused by vibration, swelling, shrinking or shock. Available in both cartridge and sausage packs to meet your application requirements.
Recommended Applications
- Fiberglass deck to hull
- Through hull fittings
- Wood to fiberglass
- Portholes and deck fittings
- Motors on fiberglass transoms
- Under moldings
- Hull seams above and below water line
- Deck housing
Combats Vibrations, Swelling, Shrinking and Shock
3Mâ„¢ Marine Adhesive Sealant 5200 is designed to meet the high demands of the marine environment, making it ideal for creating tough bonds resistant to saltwater and weathering. We formulated our sealant to provide an exceptionally strong solution for marine conditions as well as flexibility that combats vibrations, swelling, shrinking or shock. Once again, despite the barriers of a rough marine environment, 3M looked to science to provide a reliable, durable solution.
Designed to Endure Marine Environments
3Mâ„¢ Marine Adhesive Sealant 5200 is a part of our broad range of adhesive sealants uniquely formulated for the marine market. Designed for reliable performance, 3M Marine Adhesive Sealant 5200 is the most trusted sealant in the industry for permanent, high strength bonding.
Understanding Polyurethane Sealants
Polyurethane sealants provide strong, flexible durable elastomeric bonds that seal against the elements. These sealants excel in challenging industrial, transportation and construction applications. Polyurethane sealants are available in a wide variety of Shore A hardness, open time and colors to meet many application needs. Choose a 3M Manual or Pneumatic Applicator for dispensing 3M adhesives sealant cartridges and 400ml/600ml sausage packs.
Bringing Better Ideas to the Surface through Science and Innovation
In our 3M Industrial Adhesives and Tapes Division, we apply the science of adhesion to deliver innovative solutions that improve the design and manufacturing processes of companies around the world. In the end, our technologies help customers like you deliver competitive products to the market faster and more efficiently.

Dynabrade 13509 Dynastraight Finishing Tool, Rear Exhaust, 6,000 RPM, 5/8" (16 mm) or 1" (25 mm) Dia. Arbor
3M 77559, Cubitron II Hookit Cloth Disc 784F, 77559, 36+ to 120+, 5 in x NH, Die 500X, 7100232738
Dynabrade 11395 Guide Wheel
Dynabrade 11254 Contact Arm Ass'y, 4-3/4" Dia. x 1/2" W
Dynabrade 79171 1" W x 30" L 80 Grit Ceramic DynaCut Belt, 50/pack
ACS Diamond Cloth Belt, CX1250 5/8" X 120" 125U
Dynabrade 15420 Dynafile III Abrasive Belt Tool
Dynabrade 51622 .1 hp Straight-Line Pencil Grinder, Central Vacuum, 35,000 RPM, 3mm Collet
Dynabrade 51301 .5 hp Straight-Line Die Grinder
3M 29835, Sanding Screen, 80 Grit, 18 in x NH, 7100160844
3M 71358, 641WY 1/4" X 24", 600 Mesh Diamond Cloth Belt, 7010534894
3M 22397, Roloc Disc 361F, 60 YF-weight, TR, 1-1/2 in x NH, 7000045097
3M 45194, Disc Pad Face Plate 45194, 7 in Soft White, 7000120522
3M 94905, Scotch-Brite EXL PRO Deburring Wheel, EP-WL, 9S Fine, 6 in x 1 in x 1 in, 7100023492
Dynabrade 95848 Dynabrade Gear Oil
Standard Abrasives 863240, S/C Unitized Wheel, 632, 3 in x 1/2 in x 1/4 in, 7100075531
Dynabrade 51629 .1 hp Straight-Line Pencil Grinder, Central Vacuum, 1/8" Collet
3M 47838, EMI Copper Foil Shielding Tape 1181, 23 in x 18 yd (58.42 cm x 16.5 m), 7000058121
Insize 2307-1R, REVERSE READING DIAL INDICATOR, 1", lug back, 6928640396649
Dynabrade 14010 Dynafile Abrasive Belt Tool Versatility Kit
Standard Abrasives 880476, Buff and Blend HS Wheel, 3 in x 3 Ply x 1/4 in A MED, 7100095564
3M 01862, Scotch-Brite Metal Finishing Wheel, MF-WL, 5A Medium, 6 in x 1 in x 1 in, 7100003943
3M 01328, PSA Cloth Disc 348D, P180 X-weight, 3 in x NH, Die 300V, 7000045068
3M 14316, Marine Adhesive Sealant 4000 UV, Black, 295 mL Cartridge, 7010367955, 12/Case
3M 26022, PPS Series 2.0 Adapter, Type S12, 10 mm Male, 1.0 mm Thread, 7100135943 
