M8-1.25 x 30mm DIN 933 Class 10.9 Plain Finish Hex Cap Screw / THREAD DIRECTION: RIGHT-HAND THREAD LENGTH: 22.0 MILLIMETERS NOMINAL FASTENER LENGTH: 50.0 MILLIMETERS NOMINAL HEAD STYLE: C1 HEXAGON HEAD HEIGHT: 6.0 MILLIMETERS NOMINAL WIDTH BETWEEN FLATS: 12.7 MILLIMETERS MINIMUM AND 13.0 MILLIMETERS MAXIMUM END ITEM IDENTIFICATION: MRAP - COMMON NSN - USED ON 7 MRAP VARIANTS AND 32 OTHER WEAPON SYSTEMS; MRAP - COUGAR; MRAP - M-ATV; HIGH-MOBILITY ARTILLERY ROCKET SYSTEM (HIMARS) NOMINAL THREAD DIAMETER: 8.0 MILLIMETERS GRIP LENGTH: 28.0 MILLIMETERS NOMINAL MINIMUM TENSILE STRENGTH: 1040 NEWTONS PER SQUARE MILLIMETER HARDNESS RATING: 32.0 ROCKWELL C MINIMUM OVERALL AND 39.0 ROCKWELL C MAXIMUM THREAD PITCH IN MILLIMETERS: 1.25 EXTERNAL THREAD TOLERANCE CLASS: 6G MATERIAL: STEEL OVERALL PROPRIETARY CHARACTERISTICS: NPAC THREAD SERIES DESIGNATOR: M