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3M 08374 Ultrapro™ MSP Seam Sealer, 10.5 oz Cartridge, Gray, 6/Case

ID: 3MA08374 Mfr ID: 60980031284
Manufactured by: 3M Industrial Adhesives and Tapes
3M MSP sprayable seam sealer is a high-solids, moisture-curing seam sealer that can be caulked or sprayed as a sealer or a sound deadening coating. The sealer provides a fast method of sealing trunk and floor pan seams, quarter panel seams and any other seam where a sprayed or coated appearance is necessary. Sprayed coating can be used inside door skins, inside body panels or any area where a sound deadening coating is needed.

USD $30.38 / PC

Buy more and save

1-23 $30.38 / PC
24-35 $27.51 / PC
36-47 $25.13 / PC
48+ $21.44 / PC
 Future Availability 

This item may be sold in units of 1.

Order Form
  • Brand name :  3M
  • Trade Name :  Ultrapro™
  • Series :  8374
  • Item Name :  MSP Seam Sealer
  • Short Desc :  SEALER,3M 08374 ULTRAPRO SPRAYABLE SEAM
  • Packaging :  6/Case
  • UPC :  00051135083741
  • UNSPSC :  31201700

Bead can be used for general purpose automotive seams, including door skins, rocker panels, rear body panels, trunk seams, floor pans, etc. Sprayed seam can be used for trunk seams, quarter panels, any other OEM sprayed seam replacement.

Design & Construction
Cure Type Moisture Cure 
Form Liquid 
Color Gray 
Performance Details
Full Cure Time 30 min 
Elongation 200% 
Tensile Strength 200 psi 
Environmental Condition
Temperature Rating -20 to 200 deg F 
Chemical Properties
Composition Modified Silane Polymer 
Specific Gravity 1.4 
VOC See SDS 
Viscosity 140000 cP 
Supporting Information
Applicable Materials Metals and Aluminum 
Application Method Spray or Caulked 
Physical Properties
Container Size 10.5 oz 
Container Type Cartridge 
Density 1.4 - 1.6g/cc 

3M 08374 Ultrapro™ MSP Seam Sealer, 10.5 oz Cartridge, Gray, 6/Case Material Safety Data Sheet (MSDS) 

3M 08374 Ultrapro™ MSP Seam Sealer, 10.5 oz Cartridge, Gray, 6/Case Safety Data Sheet (SDS) 

3M 08374 Ultrapro™ MSP Seam Sealer, 10.5 oz Cartridge, Gray, 6/Case Technical Data Sheet 

Features :

  • Able to produce a bead, sprayed seam or sprayed coating appearance
  • Sealer is formulated for automotive body joint
  • Fast curing and immediately paintable
  • Very low solvent percentage
  • Excellent shelf life
  • No problems with alcohol-containing solvents
  • Versatile application methods allow caulking or spraying
  • Excellent adhesion works well with primed surfaces
  • Specific gravity of 1.4 - 1.6

Applications :

  • For General Purpose Automotive Seams, Door Skins, Rocker Panels, Rear Body Panels, Trunk Seams, Floor Pans, Quarter Panels, Inside Door Skins, Inside Body Panels