An item designed for use with a transducer to permit proper focal zone alignment in near field, small parts scanning.
NSN 5999-00-944-3709
NSN 5945-01-222-1658
NSN 7035-01-192-2659
NSN 5915-00-961-1649
NSN 6145-01-612-1749
NSN 6240-01-114-1926
NSN 5975-01-422-1400
NSN 5835-01-642-4705
NSN 6105-01-392-1539
NSN 5965-01-130-8511
NSN 6645-01-206-4888
NSN 7035-00-225-6499