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|Standard number:||BS 3509:1962|
|ISBN:||0 580 35253 6|
This standard BS 3509:1962 Specification for spirit level vials is classified in these ICS categories:
- 17.040.30 Measuring instruments
Specifies dimensional, constructional and performance requirements for a range of spirit level vials - both cylindrical and circular - and describes a recommended method of testing. Also included is a series of recommended vial mounts.