IS 12186 : 1987 Tolerances for ISO Metric trapezoidal screw threads for lead and feed screw assemblies
| UDC 621.753.1 : 621.882.082.4 | PGD 37 |
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| Reaffirmed 2014 |
1 Scope
Specifies tolerances for ISO metric trapezoidal screw threadsfor machine tool lead and feed screws and nuts.
1.1 Data relating to `measurement over rollers for ISO metrictrapezoidal screw threads for lead and feed screws is given.