CS3205 Class B

CS3205: Integral Fuel Tank Sealant

CS 3205 Class B from Flamemaster is a two-part, dichromate cured polysulfide base compound for use on integral fuel tanks and pressurized cabins as well as other areas subject to contact with aircraft fuels, lubricants, oils, water and/or weathering. Learn more below or get a quote today.


Meets Requirements: AMS-S-8802, Ty I

Packaging: Available in 2 ½ and 6 oz cartridges, pint, quart, and gallon kits. Custom packaging available upon request.

Technical Data

Cure Profile:B1/2B2
Application Life (hrs):1/22
Tack Free Time (hrs):<8<20
Cure Time (hrs):<24<48

Shelf Life: 9 monthsConsistency: PasteColor: Dark Gray


Why don’t we have pricing on our product page? Because pricing is not a one-size-fits-all proposition. There are multiple variables determining product price, such as:

  • Part name, type, class, or manufacturer
  • Size
  • Quantity
  • Specification
  • Shelf life requirement
  • Purchaser type: Distributor or end-user?

Every quote is custom, created just for you and your specific needs. Please fill out the form on our CONTACT US page and we’ll be in touch ASAP.

CS3205 Fuel Tank & Fuselage Sealant

Product Resources

Technical Data Sheets (TDS)

Safety Data Sheets (SDS)

NSL Product Guides