Crystal controlled line frequencyclock and clock/calender; two lithium batteries are to provide continious timing when the processor is off
NSN 6620-01-228-1571
NSN 5835-01-187-8986
NSN 5915-00-518-3343
NSN 5945-01-454-9998
NSN 6130-01-474-5190
NSN 6650-01-042-9360
NSN 6145-00-317-2087
NSN 6240-01-347-5476
NSN 5935-01-214-4256
NSN 6105-01-419-0106
NSN 6645-01-525-5181
NSN 5985-01-482-2943
Last Updated: 07/13/2025