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 52101 .5 hp Straight-Line Die Grinder, Rear Exhaust, 3,400 RPM, 1/4" Collet
Dynabrade 40321 Dynafile II Abrasive Belt Tool Versatility Kit
Insize 8910-5KGF1, WEIGHT SETS_1mg~5kg, 6940561907629
Dynabrade 61470 Raptor Vac Pneumatic Vacuum - Wall-Mount Style, 1.5 Gallon
Dynabrade 78622 3/4" Dia. x 2" W x 1/4" Center Hole, 80 Grit, 100/pack
Dynabrade 96225 Swivel Fitting
Dynabrade 58436 6" Dia. DynaLocke Dual-Action Sander, Self-Generated Vacuum
Dynabrade 64208 33" (84 cm) W x 41" (104 cm) L Downdraft Sanding Table, 230 V (AC)
Dynabrade 96353 Punch Set (8 Pc)
Dynabrade 98270 1/2" Male Coupler
Dynabrade 43515 .4 hp 6" (152 mm) Extension Die Grinder, Rear Exhaust, 25,000 RPM, 1/4" Collet
Dynabrade 50284 9" Dia. Disc Backup Pad, Spiral-Face, Medium Density, 5/8"-11 Thread
Dynabrade 93095 3" Dia. x 80 Grit Premium Ceramic Non-Vacuum DynaCut, Locking-Type Disc, 3 Ply Cloth, 25/pack
Dynabrade 50273 Locking Flange Nut, 5/8"-11 Thread
Dynabrade 78694 D22 Cartridge Roll Mandrel 1/4" Pilot Dia. x 1-1/2" Pilot Length, 1/4" Dia. Shank x 1-1/4" Shank Length
Dynabrade 52667 1 hp Straight-Line Die Grinder, Rear Exhaust, 15,000 RPM, 1/4" Collet
Dynabrade 56316 3" x 4-1/4" Vacuum Dynabug II Disc Pad, Hook-Face, Short Nap
Dynabrade 52615 5" (127mm) Dia. Right Angle Vacuum Cut-Off Wheel Tool
Dynabrade 96569 5/16" Gray Hose, 200 PSI
Dynabrade 79070 1/4" W x 18" L 36 Grit A/Z DynaCut Belt, 50/pack
Dynabrade 51753 .1 hp Straight-Line Extension Pencil Grinder, Rear Exhaust, 50,000 RPM, 1/8" Collet
Dynabrade 40320 Dynafile II Abrasive Belt Tool
Dynabrade 52596 5" Dia. Right Angle Disc Sander, Central Vacuum, 1.3 HP, 12,000 RPM, 5/8"-11 Spindle Thread
Dynabrade 56103 6" Dia. Non-Vacuum Disc Pad, Vinyl-Face
Dynabrade 01886 Drop-In Motor
Dynabrade 61420 Raptor Vac Electric Portable Vacuum System
Dynabrade 82567 1" W x 18" L 120 Grit Ceramic DynaCut Belt, 50/pack
Dynabrade 90514 1" W x 30" L 320 Grit A/O DynaCut Belt, 50/pack
Dynabrade 90544 1/2" W x 44" L 60 Grit Z/A DynaCut Belt, 50/pack
Dynabrade 25265 Retainer
Dynabrade 63602 RaptorVac Vacuum Head Replacement for 61202
Dynabrade 59184 6" Self Gen Vac Ready Automotive Dynorbital Spirit Random Orbital Sander, 3/8" Orbit
Dynabrade 02286 Sleeve- Vac Die Grinder, 34mm
Dynabrade 52410 3" Dia. 7 Degree Offset Disc Sander, Front Exhaust, .7 HP, 15,000 RPM, 3/8"-24 Thread
Dynabrade 11008 Idler Arm
Dynabrade X61V 6" (152 mm) Dia. Central-Vacuum Dynorbital Extreme Random Orbital Sander, .3 HP, 12,000 RPM, 3/16" Orbit, Hook-Face
Dynabrade 53087 - 3/8" Drill Chuck, 3/8"-24 Female Thread 
