NSL PMA Sealant

FAA approved replacements for PRC/PPG Aerospace Sealants.

NSL1440RC Class A & B

NSL1440RC: Rapid Curing Fuel Tank Sealant

Got a job that needs to be done quickly? NSL1440RC is a rapid curing fuel tank sealant, with the faster cure time you need. 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 product is an FAA-approved PMA replacement for PPG’s PR-1440 rapid curing fuel tank sealant, and it cures at least 80% faster for Class A sealants and 25% faster for Class B sealants. Learn more below or get a quote today.

Replacement For: PR-1440 Class A & B
Conforms To: AMS-S-8802 & BMS5-26U by FAA-PMA Approval

Eligible manufacturers for NSL1440RC per FAA PMA Supplement PQ4210CE* include:
Airbus, ATR, Boeing, Bombardier, Embraer,

See the complete list of NSL1440RC eligible makes and models or click the part number to access the FAA PMA supplement:
NSL1440RCA1/2: Sup. 2
NSL1440RCA2: Sup. 2, Sup. 5
NSL1440RCB1/2: Sup. 2, Sup. 5
NSL1440RCB2: Sup. 2, Sup. 5

Packaging: Available in 2½ - and 6-oz. cartridges, pint, quart and gallon kits. Also available in premixed and frozen cartridges. Other-size packaging available upon request.

Technical Data

Cure Profile:A-½A-2
Application Life (hrs):½2
Tack Free Time (hrs):<5<9
Cure Time (hrs):<5<12

Shelf Life: 9 monthsConsistency: Self-levelingColor: Gray

Cure Profile:B-½B-2
Application Life (hrs):½2
Tack Free Time (hrs):<5<5
Cure Time (hrs):<9<12

Shelf Life: 9 monthsConsistency: PasteColor: Gray

*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.


Why don’t we have pricing on our product page? Because pricing is not a one-size-fits-all proposition. There are multiple variables determining product price, such as:

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

Every quote is custom, created just for you and your specific needs. Please fill out the form on our CONTACT US page and we’ll be in touch ASAP.

NSL1440RC Class A-B - PMA Replacement for PR-1

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)