JB/T 8004.8-1999 This standard is a revision of JB/T 8004.8-95 "Handle nuts for machine tool fixture parts and components". During the revision, only editorial changes were made according to relevant regulations, and the technical content remained unchanged. This standard specifies handle nuts with ordinary thread specifications of M6 to M20. This standard was first issued in 1981 as GB 2155-80, first revised to GB/T 2155-91 on April 30, 1991, and adjusted to JB/T 8004.8-95 in April 1996. JB/T 8004.8-1999 Handle nuts for machine tool fixture parts and components JB/T8004.8-1999 Standard download decompression password: www.bzxz.net
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ICS 25. 080. 01 Machinery Industry Standard of the People's Republic of China The parts and units of jigs and fixtures The parts and units of jigs and fixtures1999-08-06 Issued State Machinery Industry Bureaubzxz.net 2000-01-01 Implementation 1 Scope Machinery Industry Standard of the People's Republic of China The parts and units of jigs and fixturesHandle nut This standard specifies the handle nuts with thread specifications of M6 to M20. 2 Dimensions The dimensions are shown in the following figure and table. 1999-08-06 National Machinery Industry Bureau approved JB/T8004.8--1999 Replaced JB/T8004.8-1995 Implemented on 2000-01-01 3 Marking 3.1 Marking example: JB/T8004.8-1999 d-M10, H=45mm A-type handle nut: handle explosion nut AM10×45JB/T8004.8—199916 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.