| FASTENER LENGTH | 1.420 INCHES MINIMUM AND 1.500 INCHES MAXIMUM | 
| FEATURES PROVIDED | FINISHED HEAD | 
| HARDNESS RATING | 32.0 ROCKWELL C MINIMUM  AND 38.0 ROCKWELL C MAXIMUM OVERALL | 
| HEAD HEIGHT | 0.375 INCHES MINIMUM AND 0.390 INCHES MAXIMUM | 
| HEAD STYLE | DISTORTED HEAD | 
| LOCKING FEATURE | DISTORTIONS BEARING SURFACE OF HEAD | 
| MATERIAL DOCUMENT AND CLASSIFICATION | SAE GRADE 8 ASSN STD SINGLE MATERIAL RESPONSE OVERALL | 
| MATERIAL | STEEL COMP 1013  OR STEEL COMP 1015  OR STEEL COMP 1016  OR STEEL COMP 1017  OR STEEL COMP 1018  OR STEEL COMP 1019  OR STEEL COMP 1020  OR STEEL COMP 1021  OR STEEL COMP 1022  OR STEEL COMP 1023  OR STEEL COMP 1524  OR STEEL COMP 1025  OR STEEL COMP 1026  OR STEEL COMP 1527  OR STEEL COMP 1029  OR STEEL COMP 1030  OR STEEL COMP 1033  OR STEEL COMP 1034  OR STEEL COMP 1035  OR STEEL COMP 1536  OR STEEL COMP 1037  OR STEEL COMP 1038  OR STEEL COMP 1039  OR STEEL COMP 1040  OR STEEL COMP 1541 OVERALL | 
| MINIMUM TENSILE STRENGTH | 150000 POUNDS PER SQUARE INCH | 
| NOMINAL THREAD DIAMETER | 0.562 INCHES | 
| SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | QQ-P-416,TY 2 CL 2 FED SPEC SINGLE TREATMENT RESPONSE OVERALL | 
| SURFACE TREATMENT | CADMIUM  AND CHROMATE OVERALL | 
| THREAD CLASS | 2A | 
| THREAD DIRECTION | RIGHT-HAND | 
| THREAD LENGTH | 1.170 INCHES MINIMUM AND 1.250 INCHES MAXIMUM | 
| THREAD QUANTITY PER INCH | 12 | 
| THREAD SERIES DESIGNATOR | UNIFIED NATIONAL COARSE (UNC) | 
| WIDTH BETWEEN FLATS | 0.798 INCHES MINIMUM AND 0.812 INCHES MAXIMUM |