NSL 890RC Rapid Cure Fuel Tank Sealant

FAA Approved PMA Replacement Sealant for P/S 890 and P/S 890M

NSL890RC is a rapid-cure, fuel resistant aerospace and aviation sealant. It offers a faster cure time so you can get your job done more quickly. 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 a FAA-approved PMA replacement for PPG’s P/S 890 and P/S 890M sealant that cures at least 70% faster.

Learn more below or get a quote today.


  • P/S 890
  • P/S 890M Class A & B
  • PR-1422 Class A & B
  • PR-1440 Class A & B
  • AMS-S-8802
  • BMS5-45B by FAA-PMA Approval

Eligible manufacturers for NSL890RC series per FAA PMA Supplement PQ4210CE include:

  • Airbus
  • Boeing
  • Bombardier
  • Cessna
  • Embraer
  • Pratt & Whitney
Cure Profile:
  • Application Life (hrs):
  • Tack Free Time (hrs):
  • Cure Time (hrs):
  • A-½
  • ½
  • <5
  • <5
Cure Profile:
  • Application Life (hrs):
  • Tack Free Time (hrs):
  • Cure Time (hrs):
  • A-2
  • 2
  • <9
  • <12
Shelf Life: 9 months | Consistency: Self Leveling | Color: Gray
Cure Profile:
  • Application Life (hrs):
  • Tack Free Time (hrs):
  • Cure Time (hrs):
  • B-½
  • ½
  • <5
  • <5
Cure Profile:
  • Application Life (hrs):
  • Tack Free Time (hrs):
  • Cure Time (hrs):
  • B-2
  • 2
  • <9
  • <12
Shelf Life: 9 month | Consistency: Paste | Color: Gray

Available in:

  • 2½ oz. cartridges
  • 6 oz. cartridges
  • pint kits
  • quart kits
  • gallon kits.

Also available in premixed and frozen cartridges. Other-size packaging available upon request.

All of our pricing is custom to your needs and can vary based on a number of factors including:

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

Please request a quote and we will be in touch as soon as possible.

Competitive Advantage


No Order Minimum*

Custom packaging and custom quantities with no minimums on orders.*


Speed of Delivery

Short lead times, just-in-time turnarounds, and no expedite fee.


International Service

Help with shipping logistics, regulations and documentation requirements.


Continued Support

Supporting our customers is our most important value as a company and as people.

*There are a small number of products that have mandated minimums by the manufacturer.

NSL PMA Sealant Benefits

  • 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)

For more information about PMA Sealants view our guide.

Request a Quote

To inquire about this product get in touch with our sales staff. We will return your message promptly.