Products | NSL PMA Sealants

NSL1422 A2: Aviation Fuel Tank Sealant

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NSL1422A2 Class A-B - PMA Replacement for PR-1422 Class A-B

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NSL1422 A2: Aviation Fuel Tank Sealant

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NSL1422 A2 is a fuel resistant aviation sealant 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. It is an FAA-approved PMA replacement for PPG’s PR-1422A2 sealant. At room temperature, this two-part polysulfide base compound cures to a flexible, resilient rubber.

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See the complete list of NSL1422A2 eligible makes and models or click the part number to access the FAA PMA supplement: NSL1422A2: Sup. 1

 

Technical Info

Application

Application Life

2 hrs

Color

Gray

Consistency

Self-leveling

Cure Time

72 hrs

Mixing Ratio

100:10

Packaging

2.5 oz, 6 oz, pint, quart, gallon

Parts

2 parts

Shelf Life

9 months

Tack Free Time

< 24 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)

Resources

Find Eligible Aircraft for NSL1422A2

1. Surface Preparation

2. Mixing Instructions

3. Application