While JIS B 7420 is aligned with ISO 1938-1, it includes specific Japanese technical modifications, particularly regarding and procedures for resolving disagreements in trade-related acceptance/rejection decisions. JIS B 7420:1997 Plain limit gauges - Intertek Inform
The is the Japanese Industrial Standard for Plain Limit Gauges , which are tools used to inspect the dimensional accuracy of holes and shafts without a scale. It provides the specifications for design, tolerance, and application of "Go" and "No-Go" gauges for workpieces up to 500 mm in diameter. Scope and Purpose jis b 7420 pdf
: The specific limit of size under which a gauge is still permitted to be used before it must be retired due to wear. NormSplash 3. Technical Specifications Measuring Method Direct measurement or comparison to ring gauge standards. Acceptance Criteria While JIS B 7420 is aligned with ISO
: It ensures that components like shafts and bores fit perfectly by using standardized "limit" testing rather than variable manual measurements. Cost Efficiency Scope and Purpose : The specific limit of