| FASTENER LENGTH | 0.719 INCHES MINIMUM AND 0.750 INCHES MAXIMUM | 
| FEATURES PROVIDED | FINISHED HEAD | 
| HARDNESS RATING | 32.0 ROCKWELL C MINIMUM  AND 38.0 ROCKWELL C MAXIMUM FASTENER | 
| HEAD HEIGHT | 0.302 INCHES MINIMUM AND 0.323 INCHES MAXIMUM | 
| HEAD STYLE | HEXAGON | 
| HOLE CONFIGURATION STYLE | HEXAGON FLATS | 
| HOLE DIAMETER | 0.092 INCHES MINIMUM AND 0.100 INCHES MAXIMUM | 
| HOLE QUANTITY | 1 | 
| HOLE TYPE | DRILLED | 
| LOCKING FEATURE | PATCH  OR STRIP THREADS | 
| MATERIAL DOCUMENT AND CLASSIFICATION | SAE J429 GRADE 8 ASSN STD SINGLE MATERIAL RESPONSE FASTENER | 
| MATERIAL | PLASTIC POLYAMIDE NYLON LOCKING FEATURE | 
| MATERIAL | STEEL FASTENER | 
| MATERIAL | STEEL OVERALL | 
| MINIMUM TENSILE STRENGTH | 150000 POUNDS PER SQUARE INCH | 
| NOMINAL THREAD DIAMETER | 0.500 INCHES | 
| NONDEFINITIVE SPEC/STD DATA | 2 TYPE AND 10P STYLE AND 8 GRADE | 
| SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | ASTM B633 TY 2 SC 3 ASSN STD SINGLE TREATMENT RESPONSE FASTENER | 
| SURFACE TREATMENT | ZINC  AND CHROMATE FASTENER | 
| THREAD CLASS | 2A | 
| THREAD DIRECTION | RIGHT-HAND | 
| THREAD LENGTH | 0.527 INCHES MINIMUM AND 0.750 INCHES MAXIMUM | 
| THREAD QUANTITY PER INCH | 13 | 
| THREAD SERIES DESIGNATOR | UNIFIED NATIONAL COARSE (UNC) | 
| WIDTH BETWEEN FLATS | 0.736 INCHES MINIMUM AND 0.750 INCHES MAXIMUM |