Cite
MLA Citation
British Standards Institution,. Aerospace series. Nuts, hexagon, self-locking by plastic ring, normal height, normal across flats, in corrosion resisting steel, passivated. Classification: 900 MPa (at ambient temperature) / 120 °C.. London : British Standards Institution, 2017. http://access.bl.uk/ark:/81055/vdc_100173646985.0x000001