BS SP 144-147:1971
Current
The latest, up-to-date edition.
Specification for corrosion resisting worm drive clamps for aircraft
Hardcopy , PDF
English
04-23-1971
Foreword
Specification
1 General requirements
1.1 Scope
1.2 General principles
1.3 Materials
1.4 Range of sizes
1.5 Overall dimensions
1.6 Band
1.7 Tightening device
1.8 Finish
1.9 Operation
1.10 Marking and identification
1.11 Information to be given in drawings for inspection
purposes
1.12 Information to be given in drawings and schedules,
for call-up
2 Inspection and testing
2.1 General
2.2 Inspection of clamps
2.3 Samples for inspection and testing
2.4 Testing of samples
2.5 Test apparatus
2.6 Tests on band material
2.7 Screw torque
2.8 Ultimate torque load
2.9 Opening test
2.10 Hydraulic pressure test
2.11 Air pressure test
Tables
1 Range of sizes
2 Clamp identification
3 Sample requirements
4 Screw torque values
5 Maximum permitted torque values
6 Hydraulic pressure test values
7 Air pressure test values
Figures
1 Materials
2 Overall dimensions of clamps
3 Dimensions of bands
4 Hydraulic pressure test
5 Arrangement of test rig for torque testing
6 Arrangement of clamps and joints for air pressure
test
Important note : All end users must be registered with an Account prior to user licenses being assigned.Access your standards online with a subscription
Features
-
Simple online access to standards, technical information and regulations.
-
Critical updates of standards and customisable alerts and notifications.
-
Multi-user online standards collection: secure, flexible and cost effective.