4 holes 0.220 min, 0.250 max radius; 3 grommet holes 0.311 min, 0.318 max radius; 5 holes 0.515 min, 0.546 max radius counterbore, 0.735 min, 0.765 max diameter by 0.125 min, 0.156 max in. Deep; all counterbored holes 0.016 outer radius permissible
NSN 5975-01-288-8295
NSN 6645-01-633-1852
NSN 6240-00-353-5753
NSN 5835-00-257-2852
NSN 6145-01-524-8495
NSN 5996-00-205-2933
NSN 5895-00-821-9067
NSN 5905-00-139-0351
NSN 5990-01-224-8052
NSN 5950-00-614-0541
NSN 6145-01-400-5819
NSN 5905-01-147-2123
Last Updated: 08/12/2025