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Aircraft Sealant for Gaskets

Silmid is a leading distributor of gasket sealants for aeroplanes and similar applications. Combat high temperatures and pressures on mechanical joints with premium sealants at competitive prices. We work with trusted sealant brands such as Loctite, Hylomar, ThreeBond, and Permatex. Expedited shipping options are available for aircraft-on-ground and other urgent needs.

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Silmid P/N: 
30516
MFR PN: 
-
£34.25 excl VAT
No Stock - Standard lead time 54 business days
Silmid P/N: 
540685
MFR PN: 
-
£525.36 excl VAT
No Stock - Standard lead time 33 business days
Silmid P/N: 
VAR0001461
MFR PN: 
1123349 ...
1123349 | 2064436
From £6.56 excl VAT
In Stock
Silmid P/N: 
HPL320A075
MFR PN: 
F/HMMUAHZ/075M
£12.03 excl VAT
In Stock - 225 Available
Silmid P/N: 
HPL320H100
MFR PN: 
F/HMHAEHY/100G
£13.33 excl VAT
In Stock - 10 Available
Silmid P/N: 
HPL320L100
MFR PN: 
F/HMLAEHY/100G
£12.63 excl VAT
In Stock - 165 Available
Silmid P/N: 
HPL320M100
MFR PN: 
F/HMMAEHY/100G
£11.48 excl VAT
In Stock - 186 Available
Silmid P/N: 
HYFOHV300M
MFR PN: 
F/HMAFHHY/300M
£28.42 excl VAT
No Stock - Standard lead time 26 business days
Silmid P/N: 
VAR0000325
MFR PN: 
F/HMAF0HY/085G ...
F/HMAF0HY/085G | F/HMAF0HY/250M | F/HMAF0HY/350G
From £8.18 excl VAT
In Stock
Silmid P/N: 
P1372GR7OZ
MFR PN: 
-
£37.42 excl VAT
On Order - 23 available in 31 days
Silmid P/N: 
VAR0001193
MFR PN: 
1718284 ...
1718284 | 2064233 | 2064235 | 2327036
From £6.79 excl VAT
In Stock
Silmid P/N: 
VAR0001194
MFR PN: 
2064072 ...
2064072 | 2064108
From £10.94 excl VAT
No Stock - Standard lead time 26 business days
Silmid P/N: 
L0598B300G
MFR PN: 
2061029
£43.79 excl VAT
In Stock - 1 Available
Silmid P/N: 
LOCTGA17OZ
MFR PN: 
-
£28.21 excl VAT
No Stock - Standard lead time 75 business days
Silmid P/N: 
LOCTGAS7OZ
MFR PN: 
-
£22.04 excl VAT
In Stock - 3 Available

1  2  3  4  > 

What Are Gasket Sealants?

An aerospace-grade gasket sealant can serve two functions. One is to make a custom gasket fitting, which is sometimes necessary for uniquely contoured surfaces or when the OEM gaskets are no longer manufactured. The other is to give current engine gaskets added strength and fill microscopic gaps, so they remain tight, reducing friction and preventing gas or fluid leaks.

Most gasket sealant kits use silicone, which offers watertight flexibility with excellent chemical and temperature resistance. Some have additives that help the gasket stay in place or transfer heat.

Aircraft Gasket Making and Sealing

We have a large selection of aviation gasket sealers, including conductive gasket kits and room-temperature vulcanizing sealants. Anaerobic gasket makers can cure in airtight spaces, letting you seal metal connections without needing to wait before further assembly or repairs. There are brush-on gasket compounds, squeeze tubes, and caulk sealant cartridges. Many products and kits are available in multiple sizes with bulk discounts for large OEM and MRO needs.

Silmid assists OEMs and MROs by offering more than just distribution. Our value-added services include exporting, product repackaging, a large reference document library, and knowledgeable technical support. Contact us if you need assistance choosing a gasket sealant or want to request a special-order quote.