MITUTOYO SERIES 324 DIGITAL GEAR TOOTH MICROMETER WITH INTERCHANGEABLE BALL ANVIL/ SPINDLE TIP TYPE

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▪This specialized micrometer series measures gear over-pin diameters. Attach optional ball for various gear modules (0.5 to 5.25) are probes to each measuring face betore use.
▪Determination of the over-pin diameter: refer to "Quick Guide to Precision Measuring Instruments"
▪Interchangeable ball anvils/ spindle tips for various gear modules (0.5 to 5.25) are optional

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MITUTOYO SERIES 324 DIGITAL GEAR TOOTH MICROMETER WITH INTERCHANGEABLE BALL ANVIL/ SPINDLE TIP TYPE

Product Overview

The Mitutoyo Series 324 Digital Gear Tooth Micrometer is a specialized precision measuring instrument designed to measure gear over-pin diameters. Featuring interchangeable ball anvils and spindle tips, this series accommodates various gear modules from 0.5 to 5.25. Models are available in both Metric and Inch/Metric configurations with SPC data output capabilities.

Key Features & Capabilities

Specialized micrometer series designed to measure gear over-pin diameters.
Utilizes optional interchangeable ball anvils and spindle tips for various gear modules (0.5 to 5.25) attached to each measuring face before use.
Determination of the over-pin diameter refers to the "Quick Guide to Precision Measuring Instruments" on page 13-8.
Equipped with an electromagnetic rotary sensor for position detection.
Origin setting is performed via presetting.
Water-proof protection rating: IP65.
Battery life: Approximately 2.4 years under normal use.
Power source: SR44 battery (1 pc., part number 938882 included as standard for operational checks).

Technical Specifications

Metric Models (With SPC Data Output)

Code No.	Range (mm)	Resolution (mm)	Spindle Feed Error (µm)
324-251-30	0 - 25	0.001	3
324-252-30	25 - 50	0.001	3
324-253-30	50 - 75	0.001	3
324-254-30	75 - 100	0.001	3

Inch/Metric Models (With SPC Data Output)

Code No.	Range (in)	Resolution	Spindle Feed Error (in)
324-351-30	0 - 1	0.00005 in / 0.001 mm	0.00015
324-352-30	1 - 2	0.00005 in / 0.001 mm	0.00015
324-353-30	2 - 3	0.00005 in / 0.001 mm	0.00015
324-354-30	3 - 4	0.00005 in / 0.001 mm	0.00015

Dimensions & Frame Parameters

Range (mm)	b (mm)	d (mm)
0 - 25	32	64
25 - 50	45	89.5
50 - 75	65	115.1
75 - 100	79	140.1

Standard Accessories

Setting standard (1 pc., included for models with measuring ranges above 0 to 25 mm / 0 to 1 in)
Spanner (Code No. 301336, 1 pc.)
SR44 Battery (Code No. 938882, 1 pc.)