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BS A 302:1992

Superseded
Superseded

A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.

View Superseded by
superseded

A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.

Self-locking nuts with maximum operating temperature less than or equal to 425°C. Procurement specification
Available format(s)

Hardcopy , PDF

Superseded date

01-15-2000

Language(s)

English

Published date

09-15-1992

National foreword
Committees responsible
Specification
1 Scope
2 Normative references
3 Definitions
4 Quality assurance
5 Requirements
Annexes
A (normative) Types of permissible surface
    discontinuities
B (informative) Bibliography
Tables
1 Technique requirements and test methods
2 Summary of qualification and production acceptance
    inspections and tests
3 Loads to be applied in the 80 % axial load test
4 Loads to be applied in the 100 % axial load test
5 Torques to be applied for testing the wrenching
    features
6 Tightening torques to be applied for the stress
    embrittlement test and for measuring locking torques
7 Torques to be applied in the torque-out test
8 Loads to be applied in the push-out test
9 Locking torques
10 Tightening torques to be applied in the vibration
    test
11 Classification of visual and dimensional inspections
12 Sampling plans for visual and dimensional
    inspections and sealing test
13 Sampling plans for the inspection of mechanical and
    metallurgical characteristics
14 Maximum depth of permissible surface discontinuities

Requirements for metric nuts with MJ threads, for use in aerospace construction.

Committee
ACE/12
DocumentType
Standard
Pages
26
PublisherName
British Standards Institution
Status
Superseded
SupersededBy

Standards Relationship
ISO 5858:1999 Identical

BS EN 2264:1996 Nuts, anchor, self-locking, floating, two lug, incremental counterbore, in alloy steel, cadmium plated MoS<sub>2</sub> lubricated. Classification: 900 MPa (at ambient temperature) /235°C

ISO 8788:2000 Aerospace Nuts, metric Tolerances of form and position
ISO 5855-2:1999 Aerospace MJ threads Part 2: Limit dimensions for bolts and nuts
ISO 691:2005 Assembly tools for screws and nuts Wrench and socket openings Tolerances for general use
ISO 1463:2003 Metallic and oxide coatings Measurement of coating thickness Microscopical method
ISO 9002:1994 Quality systems — Model for quality assurance in production, installation and servicing
ISO 3452:1984 Non-destructive testing — Penetrant inspection — General principles
ISO 3887:2003 Steels Determination of depth of decarburization
ISO 7481:2000 Aerospace — Nuts, self-locking, with maximum operating temperature less than or equal to 425 degrees C — Test methods
ISO 7403:1998 Aerospace Spline drives Wrenching configuration Metric series
ISO 9227:2017 Corrosion tests in artificial atmospheres — Salt spray tests

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