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BS A 316:1997 Aerospace - Nuts, hexagonal, slotted (castellated), normal height, normal across flats, with MJ threads, classifications: 600 MPa (at ambient temperature)/120 °C, 600 MPa (at ambient temperature)/235 °C, 900 MPa (at ambient temperature)/425 °C, 1 100 MPa (at ambient temperature)/235 °C, 1 100 MPa (at ambient temperature)/315 °C, 1 100 MPa (at ambient temperature)/650 °C, 1 210 MPa (at ambient temperature)/730 °C, 1 250 MPa (at ambient temperature)/235 °C and1 550 MPa (at ambient temperature)/600 °C - Dimensions

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This International Standard specifies the dimensions of hexagon slotted (castellated) nuts, normal height, normal across flats, with MJ threads, of classifications: 600 MPa / 120 °C, 600 MPa / 235 °C, 900 MPa / 425 °C, 1 100 MPa / 235 °C, 1 100 MPa / 315 °C, 1 100 MPa / 650 °C, 1 100 MPa / 730 °C, 1 250 MPa / 235 °C and 1 550 MPa / 600 °C. These nuts are intended to be used split pins in conformity with ISO 1234. This International Standard is only applicable for the compilation of aerospace product standards.
Primary Item Type:
British Standard
Identifiers:
ISBN 0 580 28789 0
ICS 49.030.30 Nuts
Language:
English
Subject Keywords:
Hexagonal-head fasteners; Castellated-head fasteners; Slotted-head fasteners; Dimensional tolerances; MJ threads
First presented to the public:
6/25/2026
Original Publication Date:
11/15/1997
Previously Published By:
British Standards Institution
Place Of Publication:
London, United Kingdom
Citation:
Extents:
Number of Pages - 3
License Grantor / Date Granted:
  / ( View License )
Date Deposited
2026-06-25 18:15:56.359
Submitter:
Engku Shahidil Engku Ab Rahman

All Versions

Thumbnail Name Version Created Date
BS A 316:1997 Aerospace - Nuts, hexagonal, slotted (castellated), normal height, normal across flats, with MJ threads, classifications: 600 MPa (at ambient temperature)/120 °C, 600 MPa (at ambient temperature)/235 °C, 900 MPa (at ambient temperature)/425 °C, 1 100 MPa (at ambient temperature)/235 °C, 1 100 MPa (at ambient temperature)/315 °C, 1 100 MPa (at ambient temperature)/650 °C, 1 210 MPa (at ambient temperature)/730 °C, 1 250 MPa (at ambient temperature)/235 °C and1 550 MPa (at ambient temperature)/600 °C - Dimensions1 2026-06-25 18:15:56.359
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