| FASTENER LENGTH | 1.178 INCHES MINIMUM AND 1.198 INCHES MAXIMUM | 
| FEATURES PROVIDED | FINISHED HEAD | 
| GRIP LENGTH | 0.498 INCHES MINIMUM AND 0.558 INCHES MAXIMUM | 
| HARDNESS RATING | 32.0 ROCKWELL C MINIMUM  AND 38.0 ROCKWELL C MAXIMUM OVERALL | 
| HEAD HEIGHT | 0.115 INCHES MINIMUM AND 0.135 INCHES MAXIMUM | 
| HEAD STYLE | HEXAGON | 
| MATERIAL DOCUMENT AND CLASSIFICATION | AMS 5643 ASSN STD SINGLE MATERIAL RESPONSE OVERALL | 
| MATERIAL | STEEL COMP 630 OVERALL | 
| MINIMUM TENSILE STRENGTH | 140000 POUNDS PER SQUARE INCH | 
| MINIMUM YIELD STRENGTH | 120000 POUNDS PER SQUARE INCH | 
| NOMINAL THREAD DIAMETER | 0.190 INCHES | 
| SURFACE FINISH | 32.0 MICROINCHES BEARING SURFACE OF HEAD | 
| SURFACE FINISH | 32.0 MICROINCHES GRIP | 
| SURFACE FINISH | 32.0 MICROINCHES THREADS | 
| THREAD CLASS | 3A | 
| THREAD DIRECTION | RIGHT-HAND | 
| THREAD LENGTH | 0.620 INCHES MINIMUM AND 0.700 INCHES MAXIMUM | 
| THREAD QUANTITY PER INCH | 32 | 
| THREAD SERIES DESIGNATOR | UNIFIED NATIONAL JOINT FINE (UNJF) | 
| WIDTH BETWEEN FLATS | 0.367 INCHES MINIMUM AND 0.376 INCHES MAXIMUM |