Micrometers
Screw Thread Micrometers SERIES 326, 126 — Interchangeable Anvil/Spindle Tip Type • This is a screw thread micrometer with
Applicable models: series 326
• Equipped with Ratchet Stop for constant measuring force. • Supplied with a setting standard for adjusting zero point for metric (unified) 60º threads (except 0 -1 in / 0 - 25mm models). • With SPC data output.
Optional Accessories (for series 326) Order No. Type Description
changeable anvil and spindle tips. It enables direct reading of screw pitch diameter. Both analog and digital types are available. • Interchangeable anvil and spindle tips are optional. Select the right model to meet the specifications of your screw thread.
USB Input Tool Series USB Keyboard Signal Conversion Type IT-020U
264-020
—
B
05CZA662 05CZA663 06AFM380B
B Connection cable (1 m) B Connection cable (2 m) B USB Input Tool Direct (2 m)
Connection cable for U-WAVE-T (160 mm) Connection cable for U-WAVE-T For foot switch
02AZD790B
B
02AZE140B
B
264-622 264-623 264-626 264-627
U-WAVE-TM
IP67
Buzzer U-WAVE-TM
326-351-30
U-WAVE-TMB
IP67
Buzzer U-WAVE-TMB
Connecting unit for U-WAVE-TM / TMB
02AZF310
IP67
• For Metric/Unified threads (pair) Order No. 126-801 0.4 - 0.5/64 - 48 TPI 126-802 0.6 - 0.9/44 - 28 TPI 126-803 1 - 1.75/24 - 14 TPI
SPECIFICATIONS Inch/Metric Order No. Range (in)
Matching anvils/spindle tips included (mm)
Metric Order No. 326-251-30 326-252-30 326-253-30 326-254-30
Range (mm) 0 - 25 25 - 50 50 - 75 75 - 100
Resolution (mm)
Accuracy
Resolution Accuracy
326-351-30 326-352-30 326-353-30 326-354-30
0 - 1 1 - 2 2 - 3 3 - 4
126-804 2 - 3/13 - 9 TPI 126-805 3.5 - 5/8 - 5 TPI 126-806 5.5 - 7/4.5 - 3.5 TPI 126-800 Set with one each of 126-801 to 126-806
±4μm
±.0002"
0.00005 in/ 0.001 mm
0.001
±5μm
±.00025"
• Power source: SR44 battery (1 pc.), 938882 included as standard
• For Whitworth threads (pair) Order No. Matching anvils/ spindle tips included (mm)
Matching anvils/ spindle tips included (mm)
Order No.
126-817 14 - 10 TPI 126-818 10 - 7 TPI 126-819 7 - 4.5 TPI 126-820 4.5 - 3.5 TPI 126-810 Set with one each of 126-811 to 126-820
126-811 64 - 48 TPI 126-812 48 - 40 TPI 126-813 40 - 32 TPI 126-814 32 - 24 TPI 126-815 24 - 18 TPI 126-816 18 - 14 TPI
Measurement example
• Anvils/spindle tips Technical description
• Allowable error of the angle of anvils and spindle tips Type Metric (Unified) Whitworth (Unified) Half angle error α θ
θ
Interchangeable anvils/spindle tips (optional)
W1 ±30' W2 ±30' W3 ±20' W4 ±20' W5 ±15' W6 ±15' W7 ±10' W8 ±10'
M1 (U1)
Pitch (mm), Nominal designation of threads per inch
θ
M2 (U2)
M3 (U3) M4 (U4)
M5 (U5) W9 ±10' M6 (U6) W10 ±10'
Note: This chart indicates the difference between the angle made by anvil’s contact faces and spindle’s axes and the half angle with error α . Metric/Unified θ =60°, Whitworth θ =55°
B-32
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