Disc is electro-formed copy of master disc within plus or minus 50.000 microinches; used with 5x illuminated (flash) magnifier to visually compare shot blast cleaned surfaces to the disc (2.0 to 5.5 mils); includes vinyl disc case; complies with astm d4417
No other part numbers with same form, fit, and function found.
NSN 5855-01-481-3906
NSN 5960-00-546-7533
NSN 6145-01-634-0388
NSN 6110-00-279-8710
NSN 6130-01-539-1589
NSN 5930-00-874-7637
NSN 5920-00-616-4087
NSN 5835-00-612-1621
NSN 6135-01-132-6310
NSN 5996-01-128-1786
NSN 6650-01-302-7684
NSN 5999-01-511-1852