M12-1.75 DIN 985 Class 8 Zinc Finish Steel Nylon Insert Lock Nut / THREAD CLASS: 6H THREAD DIRECTION: RIGHT-HAND LOCKING FEATURE: PREVAILING TORQUE ALL METAL DESIGN NUT STYLE: A12 HEXAGON NUT HEIGHT: 11.5 MILLIMETERS MINIMUM AND 12.0 MILLIMETERS MAXIMUM END ITEM IDENTIFICATION: 2320-01-529-2251, TRUCK, BOMB SERVICE; MRAP - COUGAR WIDTH ACROSS FLATS: 17.7 MILLIMETERS MINIMUM AND 19.0 MILLIMETERS MAXIMUM TEMP RATING: 121.0 DEG CELSIUS MAXIMUM THREAD SERIES: M NOMINAL THREAD SIZE: 12.0 MILLIMETERS THREAD PITCH IN MILLIMETERS: 1.75 BEARING SURFACE TYPE: CHAMFERED PART NAME ASSIGNED BY CONTROLLING AGENCY: NUT HEX SPECIAL FEATURES: M12 X 1.75, DIN 985 ZINC PLATED NYLON INSERT LOCK NUT MATERIAL: STEEL OVERALL MATERIAL: STEEL LOCKING INSERT MATERIAL: STEEL OVERALL EXCEPT INSERT SURFACE TREATMENT: ZINC OVERALL