| THREAD PITCH IN MILLIMETERS | 1.41 |
| THREAD DIRECTION | RIGHT-HAND |
| NONMACHINE NOMINAL THREAD DIAMETER | 4.2 MILLIMETERS |
| THREAD LENGTH | 13.10 MILLIMETERS MINIMUM AND |
| 15.92 MILLIMETERS MAXIMUM |
| FASTENER LENGTH | 15.92 MILLIMETERS MINIMUM AND |
| 16.00 MILLIMETERS MAXIMUM |
| MATERIAL | STEEL COMP 1050 PRIMARY WASHER |
| STEEL BEARING SURFACE OF HEAD |
| MATERIAL DOCUMENT AND CLASSIFICATION | SAE ASSN STD SINGLE MATERIAL RESPONSE PRIMARY WASHER |
| GM6172-M FSCM 11862 MFR REF SINGLE MATERIAL RESPONSE BEARING SURFACE OF HEAD |
| SURFACE TREATMENT | PHOSPHATE PRIMARY WASHER |
| PHOSPHATE BEARING SURFACE OF HEAD |
| SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | GM4435-M CODE A MFR REF SINGLE TREATMENT RESPONSE PRIMARY WASHER |
| GM4435-M CODE A MFR REF SINGLE TREATMENT RESPONSE BEARING SURFACE OF HEAD |
| HARDNESS RATING | 40.0 ROCKWELL C MINIMUM AND |
| 50.0 ROCKWELL C MAXIMUM PRIMARY WASHER |
| HEAD STYLE | HEXAGON EXTENDED WASHER |
| HEAD HEIGHT | 3.75 MILLIMETERS MINIMUM AND |
| 4.35 MILLIMETERS MAXIMUM |
| WIDTH BETWEEN FLATS | 6.78 MILLIMETERS MINIMUM AND |
| 7.00 MILLIMETERS MAXIMUM |
| EXTENDED WASHER DIAMETER | 8.50 MILLIMETERS MINIMUM AND |
| 9.20 MILLIMETERS MAXIMUM |
| EXTENDED WASHER THICKNESS | 0.75 MILLIMETERS MINIMUM AND |
| 1.00 MILLIMETERS MAXIMUM |
| INTERNAL DRIVE STYLE | W/O INTERNAL DRIVE |
| WASHER QUANTITY | 1 |
| PRIMARY WASHER STYLE | DOME INTERNAL TEETH |
| PRIMARY WASHER OUTSIDE DIAMETER | 19.48 MILLIMETERS MINIMUM AND |
| 20.00 MILLIMETERS MAXIMUM |
| PRIMARY WASHER MATERIAL THICKNESS | 0.56 MILLIMETERS NOMINAL |
| SPECIAL FEATURES | POINT STYLE THREAD FORMING |
| THE MANUFACTURERS DATA | |
| MANUFACTURERS CODE | 7X677 |
| DESIGN CONTROL REFERENCE | 14026247 |