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Homepage>BS Standards>49 AIRCRAFT AND SPACE VEHICLE ENGINEERING>49.030 Fasteners for aerospace construction>49.030.30 Nuts>BS A 327:1998 Nuts, bihexagonal, self-locking, with counterbore and MJ threads, classifications: 1100 MPa (at ambient temperature)/425°C, 1100 MPa (at ambient temperature)/650°C, 1210 MPa (at ambient temperature)/425°C, 1210 MPa (at ambient temperature)/730°C, 1550 MPa (at ambient temperature)/235°C, 1550 MPa (at ambient temperature)/425°C and 1550 MPa (at ambient temperature)/600°C. Dimensions
immediate downloadReleased: 1998-07-15
BS A 327:1998 Nuts, bihexagonal, self-locking, with counterbore and MJ threads, classifications: 1100 MPa (at ambient temperature)/425°C, 1100 MPa (at ambient temperature)/650°C, 1210 MPa (at ambient temperature)/425°C, 1210 MPa (at ambient temperature)/730°C, 1550 MPa (at ambient temperature)/235°C, 1550 MPa (at ambient temperature)/425°C and 1550 MPa (at ambient temperature)/600°C. Dimensions

BS A 327:1998

Nuts, bihexagonal, self-locking, with counterbore and MJ threads, classifications: 1100 MPa (at ambient temperature)/425°C, 1100 MPa (at ambient temperature)/650°C, 1210 MPa (at ambient temperature)/425°C, 1210 MPa (at ambient temperature)/730°C, 1550 MPa (at ambient temperature)/235°C, 1550 MPa (at ambient temperature)/425°C and 1550 MPa (at ambient temperature)/600°C. Dimensions

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Standard number:BS A 327:1998
Pages:10
Released:1998-07-15
ISBN:0 580 30203 2
Status:Standard
DESCRIPTION

BS A 327:1998


This standard BS A 327:1998 Nuts, bihexagonal, self-locking, with counterbore and MJ threads, classifications: 1100 MPa (at ambient temperature)/425°C, 1100 MPa (at ambient temperature)/650°C, 1210 MPa (at ambient temperature)/425°C, 1210 MPa (at ambient temperature)/730°C, 1550 MPa (at ambient temperature)/235°C, 1550 MPa (at ambient temperature)/425°C and 1550 MPa (at ambient temperature)/600°C. Dimensions is classified in these ICS categories:
  • 49.030.30 Nuts

This International Standard specifies the dimensions of bihexagonal nuts with counterbore and MJ threads and a self-locking feature achieved by forming the upper portion out-of-round, for classifications: 1 100 MPa1)/425 °C2), 1 100 MPa1)/650 °C2), 1 210 MPa1)/425 °C2), 1 210 MPa1)/730 °C2), 1 550 MPa1)/235 °C2), 1 550 MPa1)/425 °C2) and 1 550 MPa1)/600 °C2).

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