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The VALUE COLLECTION 630-33176 is a rectangular steel gage block ground and lapped to Grade AS-1 accuracy. Gage blocks serve as dimensional reference standards used to calibrate measuring instruments, set comparators, and verify part tolerances on the shop floor or in the inspection room. This block measures 0.17 inches and meets NIST traceability standards, making it suitable for quality-assurance applications where documented accuracy is required. It ships as a single block, allowing technicians and metrologists to fill gaps in an existing set or replace a worn block without purchasing a full set.
Grade AS-1 gage blocks are a common choice for tool-room and production inspection environments where a balance of accuracy and durability is needed. This block is appropriate for calibration labs, machine shops, manufacturing facilities, and any setting where traceable linear measurement references are part of the quality process. The single-unit package suits facilities that need one specific size for a dedicated gauge setup or comparator fixture.
Designed as a standard rectangular gage block compatible with conventional wringing sets and gage block accessories conforming to Grade AS-1 dimensional standards.
Gage blocks are handled and set up by metrologists, quality technicians, and tool-room machinists. Clean all mating surfaces with an appropriate solvent and lint-free cloth before wringing blocks together to prevent contamination and surface damage. Store the block in its protective case when not in use to prevent corrosion and surface wear. Follow ASME B89.1.9 handling practices to preserve calibration integrity and block surface finish.
We pulled together the parts most installs need for this unit, plus a few add-ons worth a look. Check what you need — nothing here blocks checkout.
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