90923 - Sika Sikaflex 291 Fast Cure Adhesive & Sealant | Aztek Computers
29+Years
SKU: B2TB5H1HTG |  Mfg. Part: 90923  | UPC: 338860052724  | 
 2 Reviews
 |     Share

90923 - Sika Sikaflex 291 Fast Cure Adhesive & Sealant 10.3oz(300ml) Cartridge - Black

38 Available / 1 Sold
Condition: New

$25.53  $34.47
Free Shipping for this Item

Product Overview

Sikaflex® 291 Fast Cure Adhesive & Sealant 10.3oz(300ml) Cartridge - Black

Sikaflex®-291 is a 1-component, marine grade polyurethane elastomeric adhesive and sealant. Used by many boat builders, its fast cure time makes it ideal for applications where speed is important.

Uses:
General all-purpose, marine adhesive and sealant, which may be used for light duty bonding. Sikaflex®-291 has excellent adhesion to gelcoat, fiberglass, metal and wood that can be gunned or brushed into place.

Characteristics & Advantages:

  • Use above and below water lineResists salt water
  • Fast strength build-up
  • Paintable and sandable
  • Excellent bond
  • NSF approved for potable water (black and white only)
  • USDA approved for incidental food contact

WARNING: This product can expose you to chemicals which are known to the State of California to cause cancer, birth defects or other reproductive harm. For more information go to P65Warnings.ca.gov.

Expert Overview

The Sika Sikaflex 291 Fast Cure Adhesive & Sealant is a 1-component, marine-grade polyurethane elastomeric product designed for both adhesive and sealant applications. This black, 10.3 oz (300 ml) cartridge, part number 90923, is suitable for IT hardware resellers supporting clients in marine environments or those requiring robust sealing and light-duty bonding solutions. Its fast cure time facilitates quicker project completion where speed is a factor. The product offers excellent adhesion to common marine substrates such as gelcoat, fiberglass, metal, and wood, and can be applied with a caulking gun or brush. It is formulated to resist salt water and can be used both above and below the waterline. Additionally, it is NSF approved for potable water (black and white versions) and USDA approved for incidental food contact, broadening its application scope beyond marine use cases to include certain commercial or industrial settings requiring these certifications.

Technical Specifications

  • Product Type: Marine grade polyurethane elastomeric adhesive and sealant
  • Container Size: 10.3 oz (300 ml) cartridge
  • Color: Black
  • Applications: Ideal for general all-purpose marine adhesive and sealant tasks, suitable for light duty bonding
  • Compatibility: Excellent adhesion to gelcoat, fiberglass, metal, and wood
  • Application Method: Can be applied using a caulking gun or brushed into place
  • Performance:
    • Fast curing time for rapid strength build-up
    • Usable above and below the waterline
    • Resistant to salt water
  • Finish: Paintable and sandable once cured
  • Safety and Compliance:
    • NSF approved for potable water applications (black and white colors only)
    • USDA approved for incidental food contact
    • Contains chemicals known to the State of California to cause cancer, birth defects, or other reproductive harm (see P65Warnings.ca.gov for more information)

Product Details

  • Manufacturer:
  • Model Number:
  • ASIN:
  • UPC:
  • Condition:
  • Weight:
  • Dimensions:
  • Updated:
  • Added:
  • Country of Origin:
  • Sika
  • 90923
  • B00C501KD4
  • 338860052724
  • New
  • 1 lbs
  • 12 X 2 X 2
  • Aug 04, 2026
  • Apr 15, 2021
  • UNITED STATES
Product Identifiers: Brand: Sika • Part #: 90923 • UPC: 338860052724 • ASIN: B00C501KD4 • Category: Caulks & Sealants

Frequently Asked Questions

What materials is Sikaflex 291 compatible with for adhesion?

Sikaflex 291 offers excellent adhesion to gelcoat, fiberglass, metal, and wood, making it suitable for a variety of marine and general-purpose bonding tasks.

What is included in the product packaging?

The product is supplied as a single 10.3 oz (300 ml) cartridge of black marine-grade polyurethane elastomeric adhesive and sealant.

Can this product be used in applications involving potable water or food contact?

Yes, the black version of Sikaflex 291 is NSF approved for potable water applications and USDA approved for incidental food contact, expanding its utility beyond marine environments.

What are the key performance characteristics regarding water exposure?

Sikaflex 291 is designed to be used both above and below the waterline and exhibits resistance to salt water, ensuring durability in marine conditions.

90923 - Sika Sikaflex 291 Fast Cure Adhesive & Sealant 10.3oz(300ml) Cartridge - Black

Confirm you're human, then submit:

Reviews for Sika 90923

$25.53