Accelerometers designed for use in inertial navigation or guidance systems and having any of the following characteristics, and specially designed components thereforf1:
a. A bias stability of less (better) than 130 micro g with respect to a fixed calibration value over a period of one year;
b. A scale factor stability of less (better) than 130 ppm with respect to a fixed calibration value over a period of one year;
c. Specified to function at linear acceleration levels exceeding 100 g.