A tube insert in a suitable housing. It is a component of a fingerprint identification kit.
NSN 4140-01-053-5359
NSN 6145-01-062-1598
NSN 5930-01-539-8526
NSN 5910-01-304-5783
NSN 4140-01-251-4367
NSN 6685-01-462-4491
NSN 6105-01-181-4503
NSN 5965-01-249-2114
NSN 5925-01-577-4913
NSN 5905-01-309-9656
NSN 6650-01-469-1864
NSN 5935-01-527-8926