Mitutoyo 177-183 Setting Ring 0.7 Inch Diameter Type A

The Mitutoyo 177-183 is a precision setting ring designed for quick and accurate calibration of inside micrometers, Holtest internal measuring instruments, and dial bore gages. This Type A setting ring features a 0.7 inch (17.78mm) nominal bore diameter with exacting tolerances to ensure reliable measurement setup.

Key Specifications:

• Nominal bore diameter: 0.7 inches (17.78mm)
• Outside diameter: 45mm (1.772 inches)
• Thickness (T): 10mm (0.394 inches)
• Distance from side face (H): 1.8mm
• Warranted calibration surface size (K): 6.4mm
• Type A configuration

Features and Benefits:

• Provides a precise reference standard for setting internal measuring tools
• Hardened and stabilized construction for dimensional stability
• Lapped and precision-ground bore surface with warranted calibration area
• Compact design allows for convenient bench or field use
• Compatible with Mitutoyo Holtest, inside micrometers, and dial bore gages

Setting rings are essential calibration tools that enable operators to zero or verify the accuracy of internal measuring instruments before use, ensuring consistent and reliable measurement results in quality control and inspection applications.