PTFE F4 Seals Washers Heat Resistant 260℃ Hose/Pipe Sealing Gasket 1/4" to 1/2"

PTFE F4 Seals Washers 1/4" to 1/2" Heat Resistant 260℃ Hose/Pipe Sealing Gasket. -Material: PTFE。. When the temperature is -190℃ to 260℃, the temperature can be reduced to-196℃, and the service life can be prolonged by maintaining 5% elongation。.

eBay