| EXTERNAL THREAD TOLERANCE CLASS | 6H6H |
| FASTENER LENGTH | 39.0 MILLIMETERS MINIMUM AND 39.0 MILLIMETERS MINIMUM AND 40.0 MILLIMETERS MAXIMUM40.0 MILLIMETERS MAXIMUM |
| GRIP LENGTH | 23.0 MILLIMETERS NOMINAL23.0 MILLIMETERS NOMINAL |
| HEAD STYLE | HEXAGONHEXAGON |
| HEAD HEIGHT | 5.10 MILLIMETERS MINIMUM AND 5.10 MILLIMETERS MINIMUM AND 5.50 MILLIMETERS MAXIMUM5.50 MILLIMETERS MAXIMUM |
| MATERIAL DOCUMENT AND CLASSIFICATION | GM 500M(8.8) MFR REF SINGLE MATERIAL RESPONSE FASTENERGM 500M(8.8) MFR REF SINGLE MATERIAL RESPONSE FASTENER |
| MATERIAL | PLASTIC POLYAMIDE NYLON LOCKING FEATURE |
| MATERIAL | STEEL PROPERTY CLASS 8.8 FASTENERSTEEL PROPERTY CLASS 8.8 FASTENER |
| NOMINAL THREAD DIAMETER | 8.0 MILLIMETERS8.0 MILLIMETERS |
| SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | GM 4435-M,CODE A MFR REF SINGLE TREATMENT RESPONSE FASTENERGM 4435-M,CODE A MFR REF SINGLE TREATMENT RESPONSE FASTENER |
| SURFACE TREATMENT | PHOSPHATE FASTENERPHOSPHATE FASTENER |
| THREAD DIRECTION | RIGHT-HANDRIGHT-HAND |
| THREAD LENGTH | 27.0 MILLIMETERS NOMINAL27.0 MILLIMETERS NOMINAL |
| THREAD PITCH IN MILLIMETERS | 1.251.25 |
| THREAD SERIES DESIGNATOR | MM |
| WIDTH BETWEEN FLATS | 12.73 MILLIMETERS MINIMUM AND 12.73 MILLIMETERS MINIMUM AND 13.00 MILLIMETERS MAXIMUM13.00 MILLIMETERS MAXIMUM |