A tube insert in a suitable housing. It is a component of a fingerprint identification kit.
NSN 5895-01-192-2661
NSN 4140-00-501-7833
NSN 5960-01-302-4456
NSN 5930-00-317-3006
NSN 5905-01-411-6782
NSN 6620-01-424-6925
NSN 5855-00-361-0167
NSN 5999-01-502-8775
NSN 4140-01-318-7540
NSN 6135-01-029-9315
NSN 2925-00-099-4030
NSN 5855-00-484-8638