BS 5590:1978
Current
The latest, up-to-date edition.
Specification for screw thread metric series measuring cylinders
Hardcopy , PDF
English
31-05-1978
Foreword
Cooperating organizations
Specification
1 Scope
2 References
3 Definitions
4 Material and finish
5 Form and general dimensions
6 Accuracy
7 Identification
8 Container
9 Certificates
10 Replacement cylinders
Appendices
A Definitions of pitch, pitch diameter and pitch line
B Derivation of P value
C Use of designated cylinders for various thread forms
Tables
1 Recommended overall lengths
2 Designation and nominal diameters of cylinders for
ISO metric screw threads
3 Screw threads for which designated metric cylinders
are also suitable
4 Additional cylinders required for screw threads not
included in table 3
Figures
1 Overall and working length of thread-measuring
cylinders
2 Testing straightness of cylinders
3 Pitch diameter and pitch line of a screw thread
4 Use of two cylinders to measure a screw thread to
obtain dimension T
5 Cylinder contact and relationship to E, T and P
values
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