Disc is electro-formed copy of master disc within plus or minus 50.000 microinches; used with 5x illuminated (flash) magnifier to visually compare sand blast cleaned surfaces to the disc (0.5 to 4.0 mils); includes vinyl disc case; complies with astm d4417
No other part numbers with same form, fit, and function found.
NSN 6105-01-254-3237
NSN 5960-01-530-0581
NSN 6110-00-104-8009
NSN 6685-01-223-2199
NSN 5965-01-367-7380
NSN 5965-00-244-8428
NSN 5855-01-580-4634
NSN 2925-01-228-6554
NSN 6620-00-303-9947
NSN 6610-00-416-6467
NSN 6110-01-107-2690
NSN 5990-01-233-8138