A tube insert in a suitable housing. It is a component of a fingerprint identification kit.
NSN 5998-00-925-8649
NSN 6685-01-256-6443
NSN 7035-01-387-8655
NSN 6650-01-253-1134
NSN 5990-01-474-3477
NSN 6645-01-476-8013
NSN 5960-00-929-5242
NSN 5990-00-269-2226
NSN 5925-01-273-9067
NSN 5975-01-383-7391
NSN 5998-01-412-0928
NSN 6685-00-605-9738