| EXTERNAL THREAD TOLERANCE CLASS | 5G6G | 
| FASTENER LENGTH | 29.58 MILLIMETERS MINIMUM AND 30.42 MILLIMETERS MAXIMUM | 
| HEAD DIAMETER | 9.78 MILLIMETERS MINIMUM AND 10.00 MILLIMETERS MAXIMUM | 
| HEAD HEIGHT | 5.70 MILLIMETERS MINIMUM AND 6.00 MILLIMETERS MAXIMUM | 
| HEAD STYLE | FLAT FILLISTER | 
| INTERNAL DRIVE STYLE | HEXAGON | 
| MATERIAL DOCUMENT AND CLASSIFICATION | BS6104 PART 1 NATIONAL STD/SPEC SINGLE MATERIAL RESPONSE OVERALL | 
| MATERIAL | STEEL OVERALL | 
| MINIMUM TENSILE STRENGTH | 1220 NEWTONS PER SQUARE MILLIMETER | 
| NOMINAL THREAD DIAMETER | 6.00 MILLIMETERS | 
| SPECIAL FEATURES | HEAD MAY ALSO BE KNURLED;STRENGTH GRADE 12.9 | 
| WIDTH ACROSS FLATS | 5.020 MILLIMETERS MINIMUM AND 5.095 MILLIMETERS MAXIMUM | 
| SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | BS3382 PART 2 NATIONAL STD/SPEC SINGLE TREATMENT RESPONSE OVERALL | 
| SURFACE TREATMENT | ZINC  AND CHROMATE OVERALL | 
| THREAD DIRECTION | RIGHT-HAND | 
| THREAD LENGTH | 24.00 MILLIMETERS NOMINAL | 
| THREAD SERIES DESIGNATOR | ISO M | 
| THREAD PITCH IN MILLIMETERS | 1.00 |