3M Urethane Seam Sealer 08367, Black, 310 mL Cartridge
3M Urethane Seam Sealer 08367, Black, 310 mL Cartridge
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3M Urethane Seam Sealer 08367, Black, 310 mL Cartridge

|4 ratings

Key item features

  • Robust Adherence: A single-component urethane formula that adheres well to bare metal, primed metal, and painted surfaces, ideal for automotive and RV interior and exterior seams.
  • Moisture Cured: Features moisture-curing properties, ensuring excellent performance and durability in high-heat and humid environmental conditions.
  • Flexible Durability: This non-shrinking, non-cracking, low-odor formulation remains permanently flexible, offering superior, long-lasting results compared to solvent-based sealers.
  • Rapid Paintability: Becomes tack-free and paintable in just 30-45 minutes, allowing for efficient finishing and the option to smooth to a featheredge or brush.
  • Corrosion Protection: Its thick consistency effectively fills large voids, actively contributing to the prevention of corrosion on sealed automotive and RV body seams.
  • Cartridge Format: Supplied as a black, 310 mL cartridge, designed for use with compatible 3M Single Component Cartridge Applicator Guns (08990 or 08993).
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Current price is $33.51
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Sold and shipped by JBTools
4.425884460367219 out of 5 stars
4.425884460367219 stars out of 5, based on 2233 seller reviews(4.4)
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3.8 out of 5 stars
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4 ratings4 reviews
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Showing 1-3 of 4 reviews

Jul 4, 2023
Reviewer name: ALEXpb
Sold byJ and B Tool Sales
5 out of 5 stars
5 out of 5 stars review

CARACTERISTICAS

Se puede usar en acuarios? no es dañino para los peces

Review from 3m.com
Helpful?3DRRL31NWKMG34336996
Feb 26, 2022
Reviewer name: BasedCody
Sold byJ and B Tool Sales
5 out of 5 stars
5 out of 5 stars review

Just what I needed

Bought this to restore my car, it does the job perfectly. Don't really know what else to say. Get the applicator gun too, makes life much easier.If you want the right stuff just get 3M. Don't waste your time and money on knock offs of 3M products

Review from 3m.com
Helpful?3DRRL31NWKMG34336996
Oct 25, 2025
Reviewer name: Dave
Top Reviewer
Walmart Associate
Item details
Color: Black
Sold and shipped byJ and B Tool Sales
4 out of 5 stars
4 out of 5 stars review

Verified Purchase

seam sealer lays down nice smooth and it is paintable it seems to be a quality product

Incentivized Review
Helpful?3DRRL31NWKMG34336996