Withstands Harsh Marine Environments
Providing a high-quality seal, 3M™ Marine Grade Silicone Sealant is a one-component cure, silicone sealant engineered to withstand the harsh marine environment. This weather-resistant sealant is formulated to resist mildew and form a non-yellowing seal for above waterline applications. In addition, this marine sealant is high-temperature resistant and remains flexible even after years of exposure. The non-shrinking and non-sagging properties of this product offer simple and efficient application. This marine-grade sealant adheres to bare and painted metal, fiberglass, glass, non-oily woods, plastics and abraded rubbers.
Recommended Applications
- Electrical hatch sealing
- Dashboard components
- Port lights
- Above the waterline interior/exterior sealing
Designed to Endure Marine Environments
3M™ Marine Grade Silicone Sealant is a part of a broad range of adhesive sealants uniquely formulated for the marine market. 3M™ Marine Grade Silicone Sealant is designed for reliable sealing performance in harsh marine environments.
Understanding Adhesive Sealants
Adhesive sealants provide strong, flexible durable elastomeric bonds that seal against the elements. These sealants excel in challenging industrial, transportation and construction applications. Choose a 3M Manual or Pneumatic Applicator for dispensing 3M adhesives sealant cartridges.
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™ 72010, Replacement Filter Kit 523-01-29, 7000056891, 1 EA/Case
Dynabrade 95848 Dynabrade Gear Oil
Dynabrade 51632 .1 hp Straight-Line Pencil Grinder, Central Vacuum, 1/8" Collet
Dynabrade 51301 .5 hp Straight-Line Die Grinder
3M 57894, 642WY 1/4" X 24", 50000 Mesh Diamond Cloth Belt, 7100230570
3M 05710, Buff Pad Adaptor, 05710, 5/8 in, 7100017371
Dynabrade 15420 Dynafile III Abrasive Belt Tool
3M 87449 Silver Depressed Center Grinding Wheel, T27 Quick Change, 9 in x 1/4 in x 5/8-11 Center Hub Thread, 7010409732, 20 per case
ACS CX1250 Diamond Belt, 1/2" X 24" 250u
ACS Diamond Cloth Belt, CX1250 1" X 49" 125U
3M™ 53797, Flexible Diamond Belt 6451J, 1/2" Dia x 18" L, M125 Micron, Type G, Pattern B2, 7010509272
3M 11137, Roloc Disc 361F, 50 YF-weight, TR, 1-1/2 in, Die R150S, 7000045094
Dynabrade 13509 Dynastraight Finishing Tool, Rear Exhaust, 6,000 RPM, 5/8" (16 mm) or 1" (25 mm) Dia. Arbor
3M 01333, PSA Cloth Disc 348D, 60 X-weight, 3 in x NH, Die 300V, 7000118880
3M 11419, Roloc Disc 361F, P240 XF-weight, TR, 2 in, Die R200P, 7000045105
Insize 7341-2S, PIN GAGE HANDLE (with 1pc handle and 8 pairs of collecting bushes), .075-.131", 6928640360695
3M 25496, Scotch-Weld Epoxy Adhesive 2214 Non-Metallic Filled, Cream, 6 fl oz Cartridge, 7000121273, 4/case
3M 22392, Roloc Disc 361F, 24 YF-weight, TR, 3 in, Die R300V, 7000045090
3M 45714, Cubitron II Hookit Cloth Disc 947A, 120+ X-weight, 3 in x NH, D/F 3HL, Die 300BE, 7100113113
3M 20909, PSA Cloth Disc 348D, 80 X-weight, 2 in x NH, Die 200P, 7000118873
3M 22397, Roloc Disc 361F, 60 YF-weight, TR, 1-1/2 in x NH, 7000045097
3M Scotchkote Liquid Epoxy Coating Spray System HSS Mix Nozzle,Straight, 7000031879
3M™ 94275, Versaflo™ Gold Coated Tinted Over-Visor with UV/IR Protection M-967N, 70071696879, 1 EA/Case
3M 01334, PSA Cloth Disc 348D, 50 X-weight, 3 in x NH, Die 300V, 7000118879
Dynabrade 10690 Filter/Regulator/Lubricator, FRL40, 1/2" NPTAssy.
3M 53914, Performance Plus Duct Tape 8979N Nuclear Red, 48 mm x 54.8 m 12.1 mil, 7000049014, 24/ case
3M 62604, Scotch-Weld Threadlocker TL42, Blue, 1 mL Pipette, 7100064043, 100/case
3M 05220, Marine Adhesive Sealant 5200FC Fast Cure, White, 3 oz Tube, 7000120490, 6/Case 
