Aircraft Eligible for PMA Sealant

NSL1776M B2

Replacement for PRC-DeSoto Sealant PR-1776M B2

Below are the makes and models of aircraft that, per the FAA, NSL1776M B2 is eligible for use in replacement of PR-1776M B2.

Like all of our PMA sealants, NSL1776M B2 is a cost-saving alternative product that can be safely used in place of the original part. That’s because PMA manufacturers like us submit to a rigorous review process with the FAA in order to ensure that our parts are airworthy. With that approval, you can know that this PMA part will function the same or better than the OEM part. Find out more about PMA parts with our Introductory Guide to PMA Sealants.

NSL1776M B2 a lightweight aviation sealant for use on fuel tanks and aircraft fuselage as well as other areas subject to contact with aircraft fuels, lubricants, oils, water and/or weathering.

NSL1776M B2 has an application life of 2 hours, tack free time of less than 6 hours, and cure time of less than 9 hours. Find packaging details on the NSL1776M B2 product page.