You have successfully added from to your part list.
These combine the thermal transfer properties of the Sil-Pad rubber with the high dielectric strength and excellent physical resistance of Kapton MT film. Electrical insulators and thermal conductors. Durable insulators. Resistant to high voltages and do not require thermal grease to provide heat transfer.
Dimensions = 25.4 x 19mm
Thickness = 0.152mm
Length = 25.4mm
Width = 19mm
Thermal Conductivity = 0.9W/m·K
Material = Thin Film Polyimide
Minimum Operating Temperature = -60°C
Maximum Operating Temperature = +180°C
Hardness = Shore A 90
Material Trade Name = Sil-Pad K4