Use our PMA sealant cross reference chart to find which NSL PMA sealants are FAA-approved replacements for PPG (Proseal) sealants. You can find a list of eligible aircraft for each PMA sealant here.
Sort the table by column or search by word. NSL PMA product names are linked to their corresponding product pages where you can find product information as well as technical data sheets and safety data sheets.
Got questions about this chart? Email us at sales@nslaerospace.com or call (+1) 800-527-0011.
| PMA Part Number | Class | PPG/Proseal Product | PMA No./ Supplement No. |
|---|---|---|---|
| NSL870 | B1/2, B2, B4 | P/S 870 | PQ4210CE |
| NSL890RC | A1/2, A2, B1/2, B2, B4 | P/S 890 | PQ4210CE |
| NSL1422 | A1/2, A2, B1/2, B2 | PR-1422 | PQ4210CE |
| NSL1422RC | A1/2, A2, B1/2, B2 | PR-1422 | PQ4210CE |
| NSL1428 | B1/2, B2 | PR-1428 | PQ4210CE |
| NSL1440RC | A1/2, A2, B1/2, B2 | PR-1440 | PQ4210CE |
| NSL1750 | B1/2, B2 | PR-1750 | PQ4210CE |
| NSL1776M | B1/2, B2 | PR-1776M | PQ4210CE |