Classification: Other optical elements of any material, unmounted, other than such element of glass not optically worked, nesoi
NSN 6645-00-143-1567
NSN 6320-01-516-3836
NSN 6240-01-062-1684
NSN 5975-01-462-1828
NSN 5965-00-682-3567
NSN 5835-00-368-4182
NSN 6145-01-094-6108
NSN 5985-01-338-5466
NSN 5905-01-023-2750
NSN 5935-01-056-5079
NSN 5910-01-027-4297
NSN 6620-01-390-1121