Dapco 2100 Primerless Firewall Sealant 6oz - Expired April 2024

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Part# 99-02008
MFR Model# DAPCO 2100


Note: This product has an expiration date of April 2024.

Dapco™ 2100 is an adhesive, solvent-free, thixotropic silicone paste. Dapco™ 2100 is most commonly used as a coating, sealant, or filleting material in the construction, repair and maintenance of all types of aircraft. The product can be applied using a variety of methods and is especially useful where fire resistance, exposure to phosphate ester fluids, and/or exposure to extreme temperatures -65° F (-54° C) to 400° F (204° C) are major considerations. The product can also be used as an insulative and/or ablative heat shield.

Shelf life is 6 months from mix/fill date if stored in a foiled bag at ambient conditions. Once opened, sealant should be recapped and replaced in resealable bag between times of usage. Shelf life good for 30 days after initially opened.product can also be used as an insulative and/or ablative heat shield.
California Prop 65 Warning Symbol

WARNING: Cancer and Reproductive Harm -


  • Excellent fire resistance to 3500° F
  • Service temperature of -65° F up to 400° F
  • Universal primerless adhesion to diverse substrates
  • Good resistance to aerospace chemicals
  • Offers non-inhibition curing characteristics against other sealants and adhesives
  • Extended application time
  • One part premixed room temperature stability
  • Non-Volatile Content of 97%
  • Qualified to BMS 5-63, AMS3374, BAMS 552-004, AIMS 04-05-003, AIMS 04-05-008, and CMNP009


  • Size: 6 OZ
  • Color: Grey
  • Appearance: Thixotropic Paste
  • Viscosity (poise @ 77° F): >20000
  • Specific Gravity (cured): 1.37



Please note, Aircraft Spruce's personnel are not certified aircraft mechanics and can only provide general support and ideas, which should not be relied upon or implemented in lieu of consulting an A&P or other qualified technician. Aircraft Spruce assumes no responsibility or liability for any issue or problem which may arise from any repair, modification or other work done from this knowledge base. Any product eligibility information provided here is based on general application guides and we recommend always referring to your specific aircraft parts manual, the parts manufacturer or consulting with a qualified mechanic.