BS 4827:1972
Current
The latest, up-to-date edition.
Specification for ISO miniature screw threads. Metric series
Hardcopy , PDF
English
31-07-1972
Cooperating organizations
Foreword
Specification
1. Scope
2. Thread form and diameter - pitch combinations
3. Limits and tolerances
4. Designation
5. Inspection
6. Coated threads
Tables
1. Thread data
2. Basic dimensions of standard diameter/pitch
combinations
3. Limits and tolerances. Internal threads (nuts)
tolerance class 4H5
4. Limits and tolerances. Internal threads (nuts)
tolerance class 4H6
5. Limits and tolerances. Internal threads (nuts)
tolerance class 3G5
6. Limits and tolerances. Internal threads (nuts)
tolerance class 3G6
7. Limits and tolerances. External threads (bolts)
tolerance class 5h3
8. Thread overlap
Figures
1. Basic profile
2. Nut threads. Tolerances 4H5 and 4H6
3. Nut threads. Tolerances 3G5 and 3G6
4. Bolt threads. Tolerance 5h3
5. Thread overlap
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