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Database: 189759 (19 Oct 2025)
JJG(JB)23-1990 English PDF
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JJG(JB)23-1990
: (The verticality of the end face of the bearing inner ring Calibrator verification procedures hole)
Standard ID
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Standard Title (Description)
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JJG(JB)23-1990
English
219
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(The verticality of the end face of the bearing inner ring Calibrator verification procedures hole)
JJG(JB)23-1990
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Basic data
Standard_ID
JJG(JB)23-1990 (JJG(JB)23-1990)
Description (Translated English)
(The verticality of the end face of the bearing inner ring Calibrator verification procedures hole)
Sector / Industry
Metrology & Measurement Industry Standard
Classification of Chinese Standard
A52
Word Count Estimation
6,000
Date of Issue
12/6/1905
Drafting Organization
Machinery and electronics industry Luoyang Bearing Research Institute
Administrative Organization
Machinery and electronics industry Luoyang Bearing Research Institute
Summary
This standard applies to the new system, the use of indexing and repaired C923, C924 bearing inner ring bore is 0. 001mm tester degree of vertical end face of the test.