ISO 9618:2016规定了带MJ螺纹的六角开槽(槽形)螺母的尺寸,其高度减小,平头垂直,分类为:450 MPa/120°C、450 MPa/235°C、600 MPa/425°C、900 MPa/235°C、900 MPa/315°C、900 MPa/650°C、1100 MPa/235°C、1100 MPa/730°C和1250 MPa/600°C。
这些螺母拟与符合ISO 1234的开口销一起使用。
ISO 9618:2016适用于航空航天产品标准的编制。
ISO 9618:2016 specifies the dimensions of hexagon slotted (castellated) nuts, reduced height, normal across flats, with MJ threads, of classifications: 450 MPa/120 °C, 450 MPa/235 °C, 600 MPa/425 °C, 900 MPa/235 °C, 900 MPa/315 °C, 900 MPa/650 °C, 1 100 MPa/235 °C, 1 100 MPa/730 °C, and 1 250 MPa/600 °C.
These nuts are intended to be used with split pins in conformity with ISO 1234.
ISO 9618:2016 is applicable for the compilation of aerospace product standards.