| FLUTE QUANTITY | 4 | 
| LENGTH | 0.781 INCHES MINIMUM  AND 0.844 INCHES MAXIMUM SQUARE END | 
| MATERIAL | STEEL OVERALL | 
| NONDEFINITIVE SPEC/STD DATA | 1 TYPE AND 1 CLASS | 
| OVERALL LENGTH | 5.094 INCHES MINIMUM AND 5.156 INCHES MAXIMUM | 
| SHANK DIAMETER | 0.798 INCHES MINIMUM AND 0.800 INCHES MAXIMUM | 
| SPECIAL FEATURES | FINISHING TAP FOR SCREW THREAD INSERT | 
| STARTING CHAMFER TYPE | PLUG | 
| STYLE DESIGNATOR | STRAIGHT FLUTE | 
| THREAD DIRECTION | RIGHT-HAND | 
| THREAD FORMING METHOD | GROUND | 
| THREAD PITCH DIAMETERS | +0.8028 TO 0.8089 INCHES | 
| THREAD LENGTH | 2.406 INCHES MINIMUM AND 2.594 INCHES MAXIMUM | 
| THREAD SIZE AND SERIES/TYPE DESIGNATOR | 0.875-9 UNIFIED NATIONAL COARSE (UNC) | 
| THREAD STRUCTURE | REGULAR | 
| WIDTH ACROSS FLATS | 0.594 INCHES MINIMUM AND 0.600 INCHES MAXIMUM |