Tough and Flexible to Form Strong Bonds
Forming watertight seals, 3M™ 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
3M™ 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
3M™ 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 57811 3-2/3" W x 7" L Dynabug Orbital Sander, Self-Generated Vacuum, .28 HP, 10,000 RPM, 3/32" Orbit
Dynabrade 78182 3" Dia. Medium DynaBrite Locking-Type Disc, 25/pack
Dynabrade 78034 1-1/2" W x 30" L Medium NWN DynaBrite Belt, 10/pack
3M 60353, Scotch-Brite Light Grinding and Blending Disc, GB-DN, Super Duty A Coarse, TN Quick Change, 7 in, 7100115208
Dynabrade 90374 2" W x 34" L Coarse NWN DynaBrite Premium Belt, 10/pack
Dynabrade 58502 3" W x 4-1/4" L Dynabug II Orbital Sander, Central Vacuum, .15 HP, 10,000 RPM, 3/32" Orbit
Dynabrade 79529 3/4" W x 18" L Premium Medium Plus NWN DynaBrite Belt, 10/pack
Dynabrade 78484 3" Dia. x 1", 1/4-20 Female Center Thread, A/O, 180 Grit, 10-Ply J-DynaCut Cross Pad, 100/pack
Dynabrade 11684 Dynabelter Contact Arm Assembly 4" DIA X 5/8" W., 40 Duro Serrated
Insize TLP-300H, TOOL PRESETTER (BASIC TYPE), 6928640376443
Dynabrade 11475 Dynabelter Abrasive Belt Tool, Standard Duty
3M™ 72787, Calibration Kit 529-04-48, Large, 7000052154, 1 EA/Case
Dynabrade 64350 26" W x 36" L (660 mm W x 914 mm L) Metal Capture Downdraft Station, 230 V (AC)
3M 08301, Ultrapro Autobody Sealant, 08301, Tan, 5 oz Tube, 7100142901, 6 per case
Dynabrade 51622 .1 hp Straight-Line Pencil Grinder, Central Vacuum, 35,000 RPM, 3mm Collet
Dynabrade 15420 Dynafile III Abrasive Belt Tool
Dynabrade 51926 Vane Set (4pk)
Dynabrade 11004 Dynafile Screw-In Housing
Dynabrade 54972 Vane Set (5pk)
ACS 1/2 in x 18 in Diamond Metal Bond Belt, 60M/250u
Dynabrade 60052 .1 hp Straight-Line Quick-Change Pencil Grinder, Rear Exhaust, 35,000 RPM, 3/32" Collet
3M™ 07012, Supplied Air Hose W-9435-100/07012(AAD), 100 ft, 3/8 in ID, Industrial Interchange Fittings, High Pressure, 7000005375, 1 EA/Case
Dynabrade 54705 Rotor/Vane Set
Dynabrade 96018 Tune-Up Kit for Orbital Sanders
3M 62604, Scotch-Weld Threadlocker TL42, Blue, 1 mL Pipette, 7100064043, 100/case 
