Excellent for Applications Above and Below the Water Line
3M Marine Adhesive Sealant Fast Cure 4200FC chemically reacts with moisture, delivering flexible bonds with good adhesion to wood, fiberglass, gelcoat, plastics and metals. This multi-purpose adhesive bonds dissimilar materials, forming a watertight, weather-resistant seal on joints and boat hardware above and below the waterline. The flexibility of 3M Marine Adhesive Sealant Fast Cure 4200FC allows for joint movement and stress caused by shock, vibration, swelling or shrinking. Permanently elastic, this medium strength sealant adheres to a wide variety of substrates and allows for disassembly of parts after prolonged use. Available in cartridge and sausage packs to meet your application needs.
Recommended Applications
- Fiberglass deck to hull
- Wood to fiberglass
- Portholes
- Deck fittings
- Rubrail attachment
- Sealing screwholes
- Stanchion supports
Designed to Endure Marine Environments
3M Marine Adhesive Sealant Fast Cure 4200FC is a part of our broad range of adhesive sealants uniquely formulated for the marine market. Designed for reliable performance, 3M Marine Adhesive Sealant Fast Cure 4200FC provides the strength and flexibility that can meet the demands of many tough applications.
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.

3M 33780, 641WY 1/4" X 24", 400 Mesh Diamond Cloth Belt, 7010534915
Dynabrade 11005 Dynafile Belt Housing Guard
Dynabrade 01480 Vane Set (4pk)
3M 82596, Hot Melt Adhesive 3762 AE, Tan, 0.45 in x 12 in, 7100023019, 11 LBS/Case
Dynabrade 52474 Vane Set (4pk)
Standard Abrasives 32985, Aluminum Oxide Overlap Disc, 714721, 60 Grit, 2 in x 8-32 x 2 Ply, 7100116380
Dynabrade 11395 Guide Wheel
3M 21531, Safety-Walk Edging Compound, 7000028614
3M 99126, Splittable Flying Splice Tape R3389B, Blue, 75 mm x 55 m, 7.3 mil,12 rolls per case, 7100049353
3M 31936, Double Coated Paper Tape 410M, Natural, 1 in x 10 yd, 5 mil, 7010373939
ACS Diamond Cloth Belt, CX1250 1" X 64" 125U
Dynabrade 96249 Repair Collar-1-15/16" Bore
Dynabrade 64350 26" W x 36" L (660 mm W x 914 mm L) Metal Capture Downdraft Station, 230 V (AC)
Dynabrade 11399 Type 27 Wheel Mounting Adapter Kit
Dynabrade 11342 Contact Wheel Ass'y, 5/16" Dia. x 3/8" W x 3/16" I.D., Crown Face, 70 Duro Rubber
Dynabrade 15101 Tension Arm (for Mini Dynafile II)
Dynabrade 95821 Dynabrade Air Lube 10W/NR, 4oz Bottle
3M 11411, Roloc Disc 361F, 50 YF-weight, TR, 1 in, Die R100N, 7000045095
Dynabrade 51632 .1 hp Straight-Line Pencil Grinder, Central Vacuum, 1/8" Collet
Dynabrade 40378 Rubber Drive Wheel, Mini Dynafile II
3M 57894, 642WY 1/4" X 24", 50000 Mesh Diamond Cloth Belt, 7100230570
Dynabrade 14230 Rubber Drive Wheel
Standard Abrasives 840031, Quick Change Surface Conditioning FE Disc, A/O Coarse, TSM, Brown, 3/4 in, QS75KM, 7000046845, 50/case
Dynabrade 60202 - 15,000 lb. Jack with No Pad
3M 26119, PPS Series 2.0 Adapter, Type S27, 16 mm Male, 1.5 mm Thread, 7100135925
Dynabrade 51301 .5 hp Straight-Line Die Grinder
Standard Abrasives 713066, PSA A/O Disc, 8 in x NH, 60, 7010370082
3M 08107, Universal Adhesive Clear, 47.3 mL Cartridge, 7010294717, 6 per case
Dynabrade 18570 Vane Set (4pk)
3M 66261, Wind Protection Tape Edge Sealer W2600, 50 ml (1.7 fluid ounce), 7000049496, 12/Case
3M 65022, Scotch-Brite Deburr and Finish Pro Unitized Wheel, DP-UW, 6C Medium+, 3 in x 3/4 in x 1/4 in, 7100053421
Dynabrade 60215 - 20,000 lb. Jack with 3/4" Vi-Sorb Pad
Dynabrade 55520 .3hp, Straight-Line Die Grinder, 25,000 RPM, Aluminum Housing, Rear Exhaust, 1/4" Collet
3M 28120, Hookit Clean Sanding Disc 900DZ, 5 in 60 J-weight, Die 500LG, 7010326613
Dynabrade 15346 Contact Wheel Ass'y, 2" Dia. x 5/8" W x 5/8" I.D., Crown Face, 40 Duro Rubber
Dynabrade 60204 - 30,000 lb. Jack with No Pad
Dynabrade 54705 Rotor/Vane Set
3M 45194, Disc Pad Face Plate 45194, 7 in Soft White, 7000120522 
