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 80176, Cloth Belt 777F, 50 YF-weight, 6 in x 48 in, Film-lok, Single-flex, 7010307734, 20 per case
3M 97106, Cartridge Roll 341D, 80 X-weight, 5/8 in x 1-1/2 in x 1/8 in, 7010327460
3M 05182, Scotch-Brite Cut and Polish Wheel, CP-WL, 5A Fine, 6 in x 1/2 in x 1 in, 7100050403,Box of 4
Dynabrade 51301 .5 hp Straight-Line Die Grinder
3M 08301, Ultrapro Autobody Sealant, 08301, Tan, 5 oz Tube, 7100142901, 6 per case
Insize 7341-0S, PIN GAGE HANDLE (with 1pc handle and 6 pairs of collecting bushes),.008-.040", 6928640370854
3M 22407, Roloc Disc 361F, 80 YF-weight, TR, 1-1/2 in, Die R150S, 7000045099
3M 11411, Roloc Disc 361F, 50 YF-weight, TR, 1 in, Die R100N, 7000045095
3M 85372, Cloth Belt 777F, 80 YF-weight, 1/2 in x 12 in, Fabri-lok, Full-flex, 7000118397, 200 per case
Norton 66254489957 Wheel, Vortex-7am, 6" X 1/2" X 1" C2312 Nor VTME7 PH VTC+, 4 Each
3M 71358, 641WY 1/4" X 24", 600 Mesh Diamond Cloth Belt, 7010534894
3M 13880, Wetordry Paper Disc 431Q, 320 C-weight, 12 in x NH, Die 1200B, 7010328268
3M 67925, Cloth Belt 777F, P120 YF-weight, 1/2 in x 12 in, Fabri-lok, Single-flex, 7010363457, 200 per case
3M 22396, Roloc Disc 361F, 36 YF-weight, TR, 1-1/2 in, Die R150S, 7000045091
3M 20931, PSA Cloth Disc 348D, P100 X-weight, 1 in x NH, Die 100N, 7000118915
3M 95437, Selfwound PVC Tape 1506R, White , 1-1/2 in x 36 yd, 6 mil, 24 rollsper case, 7100043848
3M 27468, EMI Copper Foil Shielding Tape 1181, 1 in x 18 yd (25,40 mm x 16,5 m), 7000132169
Standard Abrasives 530205, A/O Resin Fiber Disc, 7 in x 7/8 in 60, 7010310605
3M 01326, PSA Cloth Disc 348D, P240 X-weight, 3 in x NH, Die 300V, 7000045069
3M 72203, Powerflow Replacement Motor Blower Assembly 024-00-02R01, 7000126344, 1 ea/Case
3M 11412, Roloc Disc 361F, 36 YF-weight, TR, 1 in, Die R100N, 7000045092
3M 05027, Cloth Belt 384F, 240+ XF-weight, 1/2 in x 12 in, Fabri-lok, 7100141448, 200 per case
3M 21463, Marine Adhesive Sealant 5200, White, 5 Gallon Drum (Pail), 7010325698
Standard Abrasives 32953, PSA A/O Disc, 711880, 2 in x NH, 60, 7010310798
3M 19769, Utility Cloth Sheet 314D, 9 in x 11 in P150 J-weight, 7000000357
3M™ 07011, Supplied Air Respirator Hose W-9435-50/07011(AAD), 7000005373, 1 EA/Case
3M 22394, Roloc Disc 361F, 50 YF-weight, TR, 3 in, Die R300V, 7000045096
3M 26109, PPS Series 2.0 Adapter, Type S23, 1/4 Female, 18 Thread NPS, 7100135941
Dynabrade 92115 1/2" W x 12" L 220 Grit A/O DynaCut Belt, 50/pack
ACS CX1250 Diamond Belts, 1/2" X 24" 200u
3M™ 72010, Replacement Filter Kit 523-01-29, 7000056891, 1 EA/Case
3M 09548, Scotch-Brite EXL Deburring Wheel, XL-WL, 8S Fine, 6 in x 1/2 in x 1 in, 7000136514
3M 77559, Cubitron II Hookit Cloth Disc 784F, 77559, 36+ to 120+, 5 in x NH, Die 500X, 7100232738
3M 06535, Marine Adhesive Sealant 5200FC Fast Cure, PN06535, White, 1 oz Tube, 7010367674, 12/Case 
