Compound 19454 is a 40 durometer orange colored general purpose Silicone elastomer. It will remain non brittle at very low temperatures.
It meets:
ZZ-R-765 Class 1a & 1b Grade 40
A-A-59588 Class 1a & 1b Grade 40
AMS 3334
Contact PAI to receive your complete Product Data Sheet for compound 19454.