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The MITUTOYO 614198-531 is a square steel gage block with a nominal size of 0.8 inches, manufactured to Grade 0 accuracy. Gage blocks are precision reference standards used to calibrate measuring instruments, verify tool dimensions, and establish traceable length measurements in metrology and machining environments. This block meets ASME standards and ships with a Certificate of Inspection, providing documented traceability for quality-controlled settings. Its steel construction delivers the dimensional stability required for reliable, repeatable measurements. Metrology technicians, machinists, and quality control professionals are the primary users of this type of precision reference standard.
This gage block is suited for use in tool rooms, metrology labs, and manufacturing inspection stations where precise dimensional reference is required. Grade 0 accuracy makes it appropriate for applications demanding tight tolerances and calibration-grade measurement verification. It is typically used in both in-process inspection and calibration of measuring instruments such as micrometers, calipers, and comparators.
Designed as an OEM-style precision reference standard for use with calibration setups, comparators, and measuring instrument verification in tool room and metrology lab environments.
Gage blocks are handled and used by metrology technicians and machinist inspectors following established measurement lab procedures. Blocks should be cleaned of oils and debris before use using appropriate lint-free wiping materials. Store in a protective case away from temperature extremes to preserve dimensional accuracy. Do not drop or stack blocks improperly, as surface damage will compromise measurement integrity.
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