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NSL1428 B1/2: Aviation Access Door Sealant

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NSL1428B1/4 Class B - PMA Replacement for PR-1428 Class B

NSL1428 B1/2: Aviation Access Door Sealant

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NSL1428 B1/2 is an aviation access door sealant intended for use on integral fuel tanks and pressurized cabins.  It is used as a strippable fillet and as a gasket of removable parts, designed to access areas where easy separation of joint surfaces is required. This product is an FAA approved PMA replacement for PPG’s PR-1428B1/2.

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See the complete list of NSL1428 B1/2 eligible makes and models or click the part number to access the FAA PMA supplement: NSL1428 B1/2: Sup. 1Sup. 4

 

Technical Info

Application

,

Application Life

30 mins

Color

Red

Consistency

Paste

Cure Time

10 hrs

Mixing Ratio

100:10

Packaging

2.5 oz, 6 oz, pint, quart, gallon

Parts

2 parts

Shelf Life

9 months

Tack Free Time

< 6 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 NSL1428B1/2

1. Surface Preparation

2. Mixing Instructions

3. Application