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The MITUTOYO 614153-531 is a square steel gage block ground and lapped to Grade 0 accuracy, measuring 0.113 inches in nominal length. Gage blocks are precision reference standards used to calibrate measuring instruments, set comparators, and verify dimensional tolerances on machined parts. This block meets ASME standards and ships with a Certificate of Inspection, confirming that the block has been measured and documented to its accuracy grade. Grade 0 represents a high level of dimensional accuracy, making this block appropriate for inspection and metrology lab use where tight tolerance verification is required.
This gage block is used in dimensional metrology applications across manufacturing, toolroom, and quality inspection environments. Machinists, metrologists, and quality control technicians use blocks like this one to establish traceable reference dimensions when calibrating micrometers, calipers, dial indicators, and other precision measuring tools. The 0.113-inch size fills a specific increment in a gage block set or serves as a standalone reference for a targeted dimension.
Designed as an OEM-style precision reference standard compatible with standard gage block sets and accessories sized for square-format steel gage blocks.
Gage blocks are handled and stored by calibration technicians and metrologists, not typically installed in a system. Clean mating surfaces thoroughly before wringing blocks together to avoid damage to lapped faces. Store in the provided case away from temperature extremes to maintain dimensional stability. Follow your facility's calibration interval and handling procedures to preserve the accuracy grade of the block.
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