E.S.D. Critical unit
An item designed for electronic and/or mechanical encryption or information of single signals in order to ensure permanent and secure protection against decryption, and/or designed for decryption of information or single signals.
Classification: Other instruments and apparatus, specially designed for telecommunications (for examle, cross-talk meters, gain measuring instruments etc)
NSN 5925-01-589-1658
NSN 5950-01-449-2952
NSN 6220-01-642-0737
NSN 6150-01-411-6037
NSN 2925-00-041-0439
NSN 6105-00-498-0059
NSN 6620-01-116-2632
NSN 6130-01-300-9137
NSN 5998-00-604-7680
NSN 6150-01-168-2488
NSN 5945-01-301-7153
NSN 7035-01-059-4558