Sealants · SKU 09-04644
PS-890 Class A Fuel Tank Sealant
The brushable grade of PS-890, for sealing over fasteners and between faying surfaces.
- TypeTwo-part manganese dioxide cured polysulfide
- Service temperature-54 °C to 121 °C, excursions to 135 °C
- ClassA: brush and fay sealing, up to 25 mils
Where to buy
AmericaDistributor coming soonOur partner for this region is on its way
EuropeDistributor coming soonOur partner for this region is on its way
OceaniaDistributor coming soonOur partner for this region is on its way
More distributors
AmericaMore distributors coming soon
EuropeMore distributors coming soon
OceaniaMore distributors coming soon
For fillets, see PS-890 Class B.
Use the product and class your maintenance data names.
Specifications
| Type | Two-part manganese dioxide cured polysulfide |
|---|---|
| Class | A: brush and fay sealing, up to 25 mils |
| Service temperature | -54 °C to 121 °C, excursions to 135 °C |
| Pack | 6 oz cartridge, 3.5 fl oz of material |
Source: a distributor's listing, checked 2026-09-30.
Questions people actually ask
Where can I buy the Pro-Seal Fuel Tank Sealant 890 A2?
A distributor we checked lists it in the Americas. The link to its page, with the live price and stock, opens when the partnership does.
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