3413-00-420-9110 (122)
3413-00-420-9110 is equivalent to manufacture part number 122. It is a thumb nut guard and is classified under Federal Supply Class 3413 (3413 - Drilling and Tapping Machines), stocked for defense, aerospace, MRO, and industrial maintenance applications. This item is cataloged in the NATO supply system under 3413 - Drilling and Tapping Machines and is available through NSN-PARTS for U.S. government MRO, and commercial procurement.