JCS 25.080.01 Machinery Industry Standard of the People's Republic of China JB/T9162.1-9162.48--1999www.bzxz.net Inspection fixture parts and components The parts and units of inspection jig1999-05-20 Issued State Machinery Industry Bureau Implementation on 2000-01-01 Machinery Industry Standard of the People's Republic of China Bushing Dimensious The standard specifies the style and size of the fixture. The style and size are as shown in the figure below. Marking: Marking of A-type guide sleeve with a hole diameter of 4mm: Guide sleeve A4JB/162.3U—1999 Approved by the State Machinery Industry Bureau on 1999-05-20JB/T 916Z.39-[999 ZB J44 001 39 87 Implemented on 2000-01-01 Tip: This standard content only shows part of the intercepted content of the complete standard. If you need the complete standard, please go to the top to download the complete standard document for free.