Mitutoyo 3-Wire Unit Series 313

Attribute:

Products are categorized into two types: those displaying measurements in millimeters only, and those displaying measurements in both millimeters and inches

Model

Brand : MITUTOYO

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Product Descrptions

  • Attached to the measuring faces of both the spindle and anvil of the micrometer, enables measurement of pitch diameter of screw threads.

Specification ( Model Unit : SET)

Order No.SETWire dia. (mm)Support spindle dia. (mm)
313-101180.170 - 3.2006.35

 

Specification ( Model Unit : Inch/Metric)

Order No.

(One pair)

(Support spindle dia.)

Wire dia. (mm)Accuracy of wire diameter (mm)Pitch
6.35 mm (0.25 in)Metric thread (mm)Unified thread (threads per inch)Whitworth thread (threads per inch)
9521310.170±0.0020.2, 0.25, 0.380-
9521320.195±0.0020.3572-
9521330.220±0.0020.464-
9521340.250±0.0020.455660
9521350.290±0.0020.54848
9521360.335±0.0020.644, 4040
9521370.390±0.0020.73636
9521380.455±0.0020.75,0.83232
9521390.530±0.0020.92828, 26
9521400.620±0.0021.02424,22
9521410.725±0.0021.252020,19,18
9521420.895±0.0021.518, 1616
9521431.100±0.0021.75, 2.014,13,1214,12
9521441.350±0.0022.511,1011,10
9521451.650±0.0023.09,89,8
9521462.050±0.0023.577
9521472.500±0.0024,4.566
9521483.200±0.0025,5.5,65,4.55,4.5

 

Measurement example

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