No other part numbers with same form, fit, and function found.
A complete set for making a record of sonic variations that may be afterwards reproduced on a compatible sound reproducer.
NSN 6685-01-411-7113
NSN 5925-00-284-3726
NSN 4140-01-418-0831
NSN 5920-01-379-7475
NSN 6320-01-215-1133
NSN 5999-00-577-9566
NSN 5910-01-237-2621
NSN 6110-01-096-2271
NSN 5935-01-272-9592
NSN 5925-01-056-1077
NSN 5925-00-148-4513
NSN 5935-00-661-0825