| EXTENDED WASHER DIAMETER | 0.375 INCHES NOMINAL | 
| EXTENDED WASHER THICKNESS | 0.040 INCHES MINIMUM AND 0.050 INCHES MAXIMUM | 
| FASTENER LENGTH | 2.000 INCHES NOMINAL | 
| FEATURES PROVIDED | FINISHED HEAD | 
| GRIP LENGTH | 1.310 INCHES MINIMUM AND 1.370 INCHES MAXIMUM | 
| HARDNESS RATING | 248.0 BRINELL STANDARD MINIMUM  AND 341.0 BRINELL STANDARD MAXIMUM OVERALL | 
| HEAD HEIGHT | 0.260 INCHES NOMINAL | 
| HEAD STYLE | DOUBLE HEXAGON W/HOLE | 
| HOLE CONFIGURATION STYLE | DOUBLE HEXAGON LONGITUDINAL HOLE | 
| HOLE DIAMETER | 0.047 INCHES NOMINAL | 
| HOLE QUANTITY | 4 | 
| HOLE TYPE | DRILLED | 
| MATERIAL DOCUMENT AND CLASSIFICATION | AMS 5731 ASSN STD SINGLE MATERIAL RESPONSE OVERALL | 
| MATERIAL | IRON ALLOY 660 OVERALL | 
| MINIMUM TENSILE STRENGTH | 130000 POUNDS PER SQUARE INCH | 
| MINIMUM YIELD STRENGTH | 85000 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 | 0.630 INCHES MINIMUM AND 0.690 INCHES MAXIMUM | 
| THREAD QUANTITY PER INCH | 32 | 
| THREAD SERIES DESIGNATOR | UNIFIED NATIONAL JOINT FINE (UNJF) | 
| WIDTH BETWEEN FLATS | 0.243 INCHES MINIMUM AND 0.251 INCHES MAXIMUM |