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3-Wire Thread Measuring System (Inch)

The Mitutoyo 3-wire thread measuring system is a fast and accurate method of attaining a variety of thread measurements with an outside micrometer.

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Features & Benefits

The Mitutoyo 3-wire thread measuring system features hardened, precision lapped wires for accurate results and longer wire lifespan. This measuring system reduces measurement time to a fraction of the time normally taken using the traditional three-wire method.

  • Available in Metric and Inch holders and wire sets
  • Measuring set is placed onto the spindle and anvil of an outside micrometer
  • Measuring wires are hardened and precision lapped
  • Vertically adjustable platform supports and positions threaded parts, plug gages between anvil of micrometer
  • Includes Certificate of Accuracy
  • Traceable to NIST
Technical Data
Units: Inch
Diameter accuracy: ±0.00001"
Roundness accuracy: ±0.00001"
Optional Accessories: 156-106
Notes: - For 6.35mm Spindle Diameter holder only, add “H” suffix to Order No. (i.e. 64AAA201H), For 8mm Spindle Diameter holder only, add “H8” suffix to Order No. (i.e. 64AAA201H8)
Product List
Order No.: Product Image: Threads per inch: Thread Measuring Wire Diameter:
64AAA201 - 120 0.00481"
64AAA202 - 100 0.00577"
64AAA203 - 95 0.00601"
64AAA204 - 90 0.00642"
64AAA205 - 80 0.00722"
64AAA206 - 72 0.00802"
64AAA207 - 64 0.00902"
64AAA208 - 56 0.01031"
64AAA209 - 50 0.01550"
64AAA210 - 48 0.01203"
64AAA211 - 44 0.01312"
64AAA212 - 40 0.01443"
64AAA213 - 36 0.01604"
64AAA214 - 32 0.01804"
64AAA215 - 30 0.01925"
64AAA216 - 28 0.02062"
64AAA217 - 27 0.02138"
64AAA218 - 26 0.02221"
64AAA219 - 24 0.02406"
64AAA220 - 22 0.02624"
64AAA221 - 20 0.02887"
64AAA222 - 18 0.03208"
64AAA223 - 16 0.03608"
64AAA224 - 14 0.04124"
64AAA225 - 13 0.04441"
64AAA226 - 12 0.04811"
64AAA227 - 11.5 0.05020"
64AAA228 - 11 0.05249"
64AAA229 - 10 0.05774"
64AAA230 - 9 0.06415"
64AAA231 - 8 0.07217"
64AAA232 - 7.5 0.07698"
64AAA233 - 7 0.08248"
64AAA234 - 6 0.09623"
64AAA235 - 5.5 0.10497"
64AAA236 - 5 0.11547"