JB/T 3411.114-1999 This standard is a revision of JB 3525-83 "Nut Dimensions". Only the following points have been modified during the revision, and the main technical content has not changed: - Writing format; - Standard name plus English; - Relevant reference standards and related contents; - Thread drawing method. This standard adopts ISO 839/Ⅱ:1977 "Milling cutter bar with 7/24 taper shank Part 2: Accessories" in a non-equivalent manner. This standard specifies the type and size of nuts. This standard is applicable to JB/T 3411.110-1999 "7:24 taper shank milling cutter bar size" and JB/T 3411.111-1999 "Milling cutter bar size with Morse taper shank". JB/T 3411.114-1999 Nut size JB/T3411.114-1999 Standard download decompression password: www.bzxz.net
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ICS25.080.01 Machinery Industry Standard of the People's Republic of China JB/T3411.114-1999 Nut dimensions NutDimensions Issued on 1999-05-20 State Bureau of Machinery Industry Implementation on 2000-01-01 1 Scope Machinery Industry Standard of the People's Republic of China Nut dimensions NutDimensions This standard specifies the types and dimensions of nuts. JB/T3411.114—1999 Replaces JB352583 This standard applies to JB/T3411.110—1999 "Dimensions of 7:24 Taper Shank Milling Cutter Arbors" and JB/T3411.111—1999 "Dimensions of Morse Taper Shank Milling Cutter Arbors". 2 Types and dimensions Types and dimensions are as specified in the following figures and tables. mm Basic sizewwW.bzxz.Net Applicable shank diameter Marking example: d-M20×2 nut: MB3×2 (1~1.25)d M45×3 Greater than the width of the corresponding wrench Nut M20X2JB/T3411.114-1999 Approved by the State Machinery Industry Bureau on 1999-05-2040 Implemented on 2000-01-01 Mechanical industry standard Nut size||t t||JB/T3411.114—1999 Published by the Machinery Standardization Research Institute of the Ministry of Machinery Industry Printed by the Machinery Standardization Research Institute of the Ministry of Machinery Industry (No. 2 Shouti South Road, Beijing: Postal Code 100044)* Format 880×1230 X Number of characters xXX,XXX Sheet X/X Xth printing in XX month, 19XX Xth edition in XX month, 19XX Number of prints 1-XXX Price XXXXX Yuan XX-XXX 6661 / 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.