Boss size: 6; center hole dia: 0.580; pheripheral dia: 0.651; finish: silver plated
NSN 6240-01-600-1092
NSN 5975-01-591-3474
NSN 6240-00-491-0517
NSN 2925-01-360-3575
NSN 6610-01-066-2970
NSN 6240-00-146-9322
NSN 5835-00-568-2956
NSN 5915-01-029-2665
NSN 5975-01-186-4268
NSN 5960-01-481-3722
NSN 4140-01-416-4898
NSN 2925-01-538-1343