| FASTENER LENGTH | 28.70 MILLIMETERS MINIMUM AND 31.30 MILLIMETERS MAXIMUM |
| HARDNESS RATING | 40.0 ROCKWELL C MINIMUM AND 60.0 ROCKWELL C MAXIMUM PRIMARY WASHER |
| HEAD HEIGHT | 4.37 MILLIMETERS MINIMUM AND 4.83 MILLIMETERS MAXIMUM |
| HEAD STYLE | HEXAGON |
| INTERNAL DRIVE STYLE | HEXAGON |
| MATERIAL DOCUMENT AND CLASSIFICATION | G-6010-M FSCM 11862 MFR REF SINGLE MATERIAL RESPONSE FASTENER |
| MATERIAL DOCUMENT AND CLASSIFICATION | SAE ASSN STD SINGLE MATERIAL RESPONSE PRIMARY WASHER |
| MATERIAL | STEEL OVERALL |
| NONMACHINE NOMINAL THREAD DIAMETER | 6.3 MILLIMETERS |
| NONMACHINE THREAD STYLE | GIMLET POINT (TYPE A, AB OR BA) |
| PRIMARY WASHER MATERIAL THICKNESS | 0.80 MILLIMETERS MINIMUM AND 1.00 MILLIMETERS MAXIMUM |
| PRIMARY WASHER OUTSIDE DIAMETER | 18.55 MILLIMETERS MINIMUM AND 19.30 MILLIMETERS MAXIMUM |
| PRIMARY WASHER STYLE | FLAT EXTERNAL AND INTERNAL TEETH |
| WASHER QUANTITY | 1 |
| WIDTH ACROSS FLATS | 10.76 MILLIMETERS MINIMUM AND 11.00 MILLIMETERS MAXIMUM |
| WIDTH BETWEEN FLATS | 10.76 MILLIMETERS MINIMUM AND 11.00 MILLIMETERS MAXIMUM |
| SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | G-4342-M CODE 20U32 MFR REF SINGLE TREATMENT RESPONSE FASTENER |
| SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | G-4342-M CODE 20U32 MFR REF SINGLE TREATMENT RESPONSE PRIMARY WASHER |
| SURFACE TREATMENT | ZINC FASTENER |
| SURFACE TREATMENT | ZINC PRIMARY WASHER |
| THREAD DIRECTION | RIGHT-HAND |
| THREAD LENGTH | 25.1 MILLIMETERS MINIMUM AND 28.7 MILLIMETERS MAXIMUM |
| THREAD PITCH IN MILLIMETERS | 1.81 |