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The MITUTOYO 101170 is a replacement screw drop indicator back designed for use with AGD 2 dial indicators. This component serves as the rear mounting back of the indicator body, providing the interface point for secure installation or repositioning of the indicator in a given setup. It is a direct OEM-style replacement part intended for situations where the original back has been damaged, lost, or must be swapped out to accommodate a special application or mounting configuration. Metrology technicians, machinists, and quality control professionals typically source this part when servicing or adapting dial indicators in precision measurement environments.
This indicator back is suited for use in machine shops, manufacturing facilities, and calibration environments where AGD 2 dial indicators are in active service. It is commonly installed when an existing back is worn or when a specific mounting requirement calls for a replacement component. The back diameter measures 12.7 millimeters, making it compatible with the AGD 2 form factor. It is a single-piece replacement item sold individually.
Designed for use with AGD 2 dial indicators where a screw drop indicator back replacement is required for standard service or special application mounting.
Installation should be performed by a qualified metrology technician or machinist familiar with dial indicator service procedures. Before replacing the indicator back, ensure the indicator is removed from any active measurement setup and is secured to prevent dropping or damage. Use appropriate hand tools sized for the screw fitting; avoid overtightening, which can distort the back or damage the indicator body threads. Verify proper seating and thread engagement before returning the indicator to service.
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