A single component specifically designed to make a record of sonic variations.
NSN 5990-01-267-3590
NSN 6130-01-218-2942
NSN 5950-00-269-4805
NSN 6220-01-498-0420
NSN 5915-01-501-5895
NSN 6645-00-269-8440
NSN 5895-00-159-1237
NSN 6220-01-398-8937
NSN 5975-01-041-5836
NSN 5925-01-254-2578
NSN 6620-00-707-4195
NSN 5999-01-204-6416