M4-0.7 Class 04 Zinc Finish Steel Regular Square Nut / THREAD DIRECTION: RIGHT-HAND NUT STYLE: A15 SQUARE END ITEM IDENTIFICATION: NSN 2355-22-622-7966 NOMINAL THREAD SIZE: 4.0 MILLIMETERS THREAD PITCH IN MILLIMETERS: 0.7 PART NAME ASSIGNED BY CONTROLLING AGENCY: ZINC PLATED STEEL DIN 562 LOW SQUARE NUT MATERIAL: STEEL OVERALL SURFACE TREATMENT: ZINC OVERALL