MIL-O-55310/8 Revision D, February 1, 1982
OSCILLATORS, CRYSTAL, CONTROLLED, TYPE 1 (CRYSTAL OSCILLATOR (XO))50 HZ THROUGH 50 MHZ, HERMETIC SEAL, SQUARE WAVE, TTL
Includes all amendments and changes through Amendment 1, May 10, 1988
Additional Comments: CNCL S/S BY MIL-PRF-55310/8
This specification is approved for use by all Departments and Agencies of the Department of Defense.
The complete requirements for acquiring the oscillators described herein shall consist of this specification and the latest issue of MIL-O-55310.