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BS ISO 7481:2023

$142.49

Aerospace. Nuts, self-locking, with maximum operating temperature less than or equal to 425 °C. Test methods

Published By Publication Date Number of Pages
BSI 2023 26
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PDF Catalog

PDF Pages PDF Title
2 National foreword
6 Foreword
7 1 Scope
2 Normative references
3 Terms and definitions
4 Inspections and tests
4.1 Hardness test
4.1.1 Procedure
8 4.1.2 Method
4.2 Bearing surface squareness test
4.2.1 Test device
9 4.2.2 Method
10 4.3 Axial load test
4.3.1 Test device
4.3.2 Method
11 4.4 Wrenching feature test
4.4.1 General
12 4.4.2 Test device
4.4.3 Method
13 4.5 Stress embrittlement test
4.5.1 General
4.5.2 Test device
4.5.3 Method
14 4.6 Torque-out test
4.6.1 General
15 4.6.2 Test device
4.6.3 Method
4.7 Test of no rotation of the captive washer
4.7.1 General
16 4.7.2 Test device
4.7.3 Method
4.8 Push-out test
4.8.1 General
4.8.2 Test device
17 4.8.3 Method
18 4.9 Self-locking torque at ambient temperature
4.9.1 Test device
4.9.2 Method
20 4.10 Self-locking torque at ambient temperature after heat soak at maximum operating temperature
4.10.1 Test device
4.10.2 Method
21 4.11 Permanent set test
4.11.1 General
4.11.2 Test device
4.11.3 Method
22 4.12 Vibration test
4.12.1 General
4.12.2 Test device
24 4.12.3 Method
BS ISO 7481:2023
$142.49