BS A 321:1997

This standard BS A 321:1997 Nuts, anchor, self-locking, floating, self-aligning, single lug, with MJ threads, classifications: 900 MPa (at ambient temperature)/235°C, 900 MPa (at ambient temperature)/315°C and 900 MPa (at ambient temperature)/425°C. Dimensions is classified in these ICS categories:

• 49.030.30 Nuts

This International Standard specifies the dimensions of floating, self-aligning, single lug anchor nuts, with MJ threads and a self-locking feature achieved by forming the upper portion out-of-round, of classifications: 900 MPa¹)/235 °C²), 900 MPa¹)/315 °C²)and 900 MPa¹)/425 °C²).

This International Standard is only applicable for the compilation of aerospace product standards.