| EXTENDED WASHER DIAMETER | 17.67 MILLIMETERS MINIMUM AND 18.27 MILLIMETERS MAXIMUM |
| EXTENDED WASHER THICKNESS | 5.03 MILLIMETERS MINIMUM AND 5.40 MILLIMETERS MAXIMUM |
| FASTENER LENGTH | 19.58 MILLIMETERS MINIMUM AND 20.42 MILLIMETERS MAXIMUM |
| HEAD HEIGHT | 11.73 MILLIMETERS MINIMUM AND 12.00 MILLIMETERS MAXIMUM |
| HEAD STYLE | DOUBLE HEXAGON EXTENDED WASHER |
| MATERIAL DOCUMENT AND CLASSIFICATION | ISO898-1 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| PART NAME ASSIGNED BY CONTROLLING AGENCY | SCR,CAP,12P, M12, TAB C12, 9 ZP |
| MATERIAL | STEEL PROPERTY CLASS 12.9 OVERALL |
| NOMINAL THREAD DIAMETER | 12.00 MILLIMETERS |
| SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | F-100,PL20,TYPE V ASSN STD SINGLE TREATMENT RESPONSE OVERALL |
| THREAD DIRECTION | RIGHT-HAND |
| THREAD LENGTH | 19.58 MILLIMETERS MINIMUM AND 20.42 MILLIMETERS MAXIMUM |
| THREAD PITCH IN MILLIMETERS | 1.25 |
| THREAD SERIES DESIGNATOR | M |
| WIDTH BETWEEN FLATS | 11.73 MILLIMETERS MINIMUM AND 12.00 MILLIMETERS MAXIMUM |