5965-00-224-4913 (1302)
NSN 5965-00-224-4913 (NIIN 00-224-4913) is an earphone in Federal Supply Class 5965, Headsets, Handsets, Microphones And Speakers — an item which converts electrical current variations into sound waves and which is designed to be placed against the ear or against the opening of the auditory. Manufacturer part number 1302 (Audiosears Corp, CAGE 97101); also referenced as SM-B-183107, SMB145601 (Us Army Communications & Electronics); SM-B-18307 (Audiosears Corp); D173389 (American Telephone And Telegraph Co).
Key specs: 1100 nominal impedance in ohms; not rated acoustic sensitivity reference; full characteristics table below. NIIN assigned January 1963; DEMIL A (none required); unit of issue EA (each), $20.95 gov standard price; export Schedule B 8518.90.3000. Supersedes 5965-00-128-8877 (1966).