Flamemaster has been consistently producing quality sealants for the aerospace industry since 1942.

CS3201 Class A and B

CS3201: Fuel Tank Sealant

CS3201 from Flamemaster is a fuel resistant sealant intended for use as a sealing compound on integral fuel tanks and pressurized cabins as well as other areas subject to contact with aircraft fuels, lubricants, oils, water and/or weathering, and remains flexible at low temperatures.

At room temperature, this two-part polysulfide cures to a flexible, resilient rubber. Learn more below or get a quote today.

Meets requirements of specification:  AMS-7124 formerly MIL-S-7502/7124B

Packaging: Available in 2½ - and 6-oz. cartridges, pint, quart and gallon kits. Also available in premixed and frozen cartridges. Other-size packaging available upon request.

Technical Data: Class A*
  • Cure Profile: A-¼A-½
  • Application Life (hrs): ¼½
  • Tack Free Time (hrs): 69
  • Cure Time (hrs): 2430
Shelf Life: 12 Months | Consistency: Self Leveling | Color: Tan or Black

Technical Data: Class B*
  • Cure Profile: B-¼B-½
  • Application Life : ¼½
  • Tack Free Time : 36
  • Cure Time : 2430
Shelf Life: 12 Months | Consistency: Paste | Color: Tan

*Please consult the technical data sheet for specificities of environmental conditions that yielded the above data. Standard cure rates are based on industry curing standards.
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