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NSL1422RC A2: Rapid Cure Aviation Fuel Tank Sealant

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NSL1422RC A2 Class A-B - PMA Replacement for PR-1422RC Class A-B

NSL1422RC A2: Rapid Cure Aviation Fuel Tank Sealant

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NSL1422RC A2 is a rapid-cure, fuel resistant aviation sealant, with a faster cure that helps you get the job done faster.  It is intended 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. This is an FAA-approved rapid curing replacement for PPG PR-1422A2 that cures at least 75% faster for Class A sealants and 65% faster for Class B sealants.

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See the complete list of NSL1422RC A2 eligible makes and models or click the part number to access the FAA PMA supplement: NSL1422RC A2: Sup. 2


Technical Info


Application Life

2 hrs






Cure Time

< 12 hrs

Mixing Ratio



2.5 oz, 6 oz, pint, quart, gallon


2 parts

Shelf Life

9 months

Tack Free Time

< 9 hrs

PMA Replacement For:

Hazardous No

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.

NSL PMA Sealants

  • Non-critical Part (FAA AC 43-18 (2))
  • FAA Approved (Supplement PQ4210CE)
  • 8130 Airworthiness Approval
  • PPG/PRC replacement
  • 30%-50% cost savings on average
  • Faster turnaround
  • Customizable packaging
  • Available pre-mixed and frozen (PMF)


Find Eligible Aircraft for NSL1422RC A2

1. Surface Preparation

2. Mixing Instructions

3. Application