Withstands Harsh Marine Environments
Providing a high-quality seal, 3Mâ„¢ 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
3Mâ„¢ Marine Grade Silicone Sealant is a part of a broad range of adhesive sealants uniquely formulated for the marine market. 3Mâ„¢ 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.

Dynabrade 53533 Cone or Plug Grinder (Triple Extension)
Insize VSP-201D, FOUR DIRECTION CABLE(FRONT VIEW), cable length 120", 6940561941302
Dynabrade 96107 Motor Tune-Up Kit
3M 01581, Scotch-Brite Cut and Polish Unitized Wheel, CP-UW, 5A Fine, 6 in x 1/4 in x 1/2 in, 7010364174
Standard Abrasives 32953, PSA A/O Disc, 711880, 2 in x NH, 60, 7010310798
Dynabrade 60052 .1 hp Straight-Line Quick-Change Pencil Grinder, Rear Exhaust, 35,000 RPM, 3/32" Collet
Dynabrade 52474 Vane Set (4pk)
3M 15511, Scotch-Brite EXL Unitized Wheel, XL-UW, 8A Coarse, 2 in x 1/8 in x 3/16 in, 7000045947
Standard Abrasives 880515, Buff and Blend GP Wheel, 3 in x 2 Ply x 1/4 in A VFN, 7100095203
3M 77115, Scotch Brite Roloc Deburr & Finish PRO Unitized Wheel, DP-UR, 4C Medium+, TR, 2 in x 1/4 in x NH, 7100086108
Dynabrade 11518 Rubber Drive Wheel
3M 65082, Scotch Brite Roloc Deburr & Finish PRO Unitized Wheel, DP-UR, 6C Medium+, TR, 2 in x 1/4 in x NH, 7100081367
3M 01719, Scotch-Brite SST Deburring Wheel, ST-WL, 8S Fine, 12 in x 2 in x 5 in, 7010364285
Dynabrade 11475 Dynabelter Abrasive Belt Tool, Standard Duty
3M 62661, Scotch-Weld General Purpose Retaining Compound RT09, Green, 10 mL Bottle, 7100039228, 10/case
Dynabrade 79175 1" W x 18" L 80 Grit DynaCut Premium Ceramic Belt, 50/pack
3M 01021, Scotch-Brite Clean and Strip Unitized Wheel, CS-UW, 7S Extra Coarse, 4 in x 1 in x 1/4 in, 7000120868
3M 65083, Scotch Brite Roloc Deburr & Finish PRO Unitized Wheel, DP-UR, 6C Medium+, TR, 3 in x 1/4 in x NH, 7100081365
3M 05790, Scotch-Brite EXL Deburring Wheel, XL-WL, 9S Fine, 6 in x 1/2 in x 1 in, 7000046069
Dynabrade 51756 .1 hp Straight-Line Extension Pencil Grinder, Rear Exhaust, 35,000 RPM, 1/8" Collet
Dynabrade 51629 .1 hp Straight-Line Pencil Grinder, Central Vacuum, 1/8" Collet
Dynabrade 11486 Dynabelter Accu-Grinder Abrasive Belt Tool, Heavy-Duty
Dynabrade 54972 Vane Set (5pk)
Dynabrade 07109 Vane Set (5pk)
Standard Abrasives 850374, GP Wheel, 6 in x 1 in x 1 in 9S FIN, 7100025515
3M 01673, Scotch-Brite Light Deburring Wheel, LD-WL, 7S Fine, 12 in x 2 in x 5 in, 7000046055
3M 13743, Scotch-Brite EXL Unitized Wheel, XL-UW, 2S Fine, 6 in x 1 in x 1 in, 7000028479
3Mâ„¢ 94275, Versafloâ„¢ Gold Coated Tinted Over-Visor with UV/IR Protection M-967N, 70071696879, 1 EA/Case
Dynabrade 13509 Dynastraight Finishing Tool, Rear Exhaust, 6,000 RPM, 5/8" (16 mm) or 1" (25 mm) Dia. Arbor
3M 27464, Cloth Belt 340D, 50 X-weight, 4 in x 24 in, Fabri-lok, Single-flex, 7000119041, 25 per case
Dynabrade 64404 36" W x 60" L (914 mm W x 1,524 mm L) Metal Capture Downdraft Table, 230 V (AC), Side Exhaust
Dynabrade 11399 Type 27 Wheel Mounting Adapter Kit
3M 08019, Marine Grade Silicone Sealant, Clear, 3 oz Tube, 7000120480, 6/Case 
