To establish the location@ number@ and size of imperfection which will be permitted in bolts and screws@ as revealed by magnetic particle or fluorescent penetrant inspection.
SAE AS1177-1970 history
2018SAE AS1177B-2018 Nondestructive Inspection Standards for Bolts and Screws
2012SAE AS1177A-2012 Nondestructive Inspection Standards for Bolts and Screws
2011SAE AS1177-2011 NONDESTRUCTIVE INSPECTION STANDARDS FOR BOLTS AND SCREWS
1993SAE AS1177A-1993 Nondestructive Inspection Standards for Bolts and Screws
1970SAE AS1177-1970 Nondestructive Inspection Standards for Bolts and Screws