MIL-S-9390 Revision A, June 30, 1967
SEXTANT, BUBBLE, TWO-POWER MAGNIFICATION, WITH VARIABLE TIME INTEGRATOR, TYPE MA-2
Includes all amendments and changes through Cancellation Notice 1, December 15, 1982
Additional Comments: CNCL NO S/S
This specification covers one type of bubble horizon, two-power magnification aircraft sextant, with variable time integrator designated Type MA-2, and carrying case.