Cargo Pit Seam Tape

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P-629 is a modified acrylic, flame retardant single sided glass cloth tape that is primarily used in the aerospace markets.


  • Provides a flame retardant barrier over Tedlar (PVF) cargo pit panel seams.
  • Our glass cloth backing is conformable for use over contoured surfaces like mechanical fasteners.
  • P-629 comes with liner. P-629SL is a Skip-slit liner to allow an easier application for areas such as corners or seams and P-629PRL is printed with our company name.


  • Bright white glass cloth backing blends well with Tedlar (PVF) cargo liner panels.
  • Our cargo pit seam tape has a bright blue PE liner that increases ease of application
  • The glass cloth backing makes for a conformable application over contoured surfaces.
  • Our modified acrylic adhesive bonds very well to new and worn Tedlar (PVF) cargo liner panels.
  • This tape has been formulated without Penta, Octa or Deca Bromated Diphenyl Ether according to EU directive 2003/11/EC regarding council directive 76/769/ECC.
  • Environmental benefits due to a formulation avoiding heavy metals such as Antimony Trioxide.
  • Abrasion resistant and outstanding durability.


Technical Data
Note: The above are typical values and should not be used in writing specifications. Customer is responsible to ensure product meets intended application requirements before approved for use.
Backing material Glass Cloth
Adhesive Modified acrylic, flame retardant
Color White with blue liner
Total Tape Thickness 6.8 mils / 0.152 mm
Elongation 5%
Adhesion to Steel 45 oz./in / 3.81 N/10 mm
Adhesion to PV 30 oz/in / 3.81 N/10mm
Government Specifications (P-629SL & P-629PRL) FAR 25.853/ FAR 25.855
Boeing Specifications BMS 5-146 TYPE I, CLASS 1, GRADE A
Airbus Specifications (P-629) ABS 5649 / ABD 0031, Para 7.3.2 & Para 7.4
GENERAL STORAGE CONDITIONS Best stored between 50°F-80ºF / 10°C80ºF / 10°C-27ºC, 25-50% relative humidity; out of direct sunlight.50% relative humidity; out of direct sunlight.