JB/T 3411.92-1999 This standard is a revision of JB 3503-83 "7:24 Taper Shank Adjustable Boring Tool Holder Dimensions". Only the following points were modified during the revision, and the main technical content remained unchanged: - Writing format; - Standard name plus English; - Relevant reference standards and related content; - Thread drawing method. This standard specifies the type and size of 7:24 taper shank adjustable boring tool holders. This standard is applicable to 7:24 taper shank adjustable boring tool holders used in ordinary boring machines with spindle taper shank holes of 7:24 taper No. 40 and No. 50. JB/T 3411.92-1999 7:24 Taper Shank Adjustable Boring Tool Holder Dimensions JB/T3411.92-1999 Standard download decompression password: www.bzxz.net

1CS 25.080.01
Standard of the Machinery Industry of the People's Republic of China
JB/T3411.83-3411.100-19
Accessories of boringmachines1999-05-20 Issued
State Machinery Industry Bureau
2000-01-01 Implementation
Standard of the Machinery Industry of the People's Republic of China
24 Taper Shank Adjustable Boring Tool Holder
7 :Z4taper shankaadjustableboring1ootbolderDimensions
Enterprise standard now defines the type and dimensions of 7:24 push-type adjustable tool holder [B/T3411.97-:1999
350383
This standard applies to the taper of the shanka shaft to 7:24 low! The 7:24 who tree type adjustable tool holder used on the shanka 40 and 50 pins is 2 referenced standards
The text contained in the following standards constitutes the provisions of this standard through reference in the vehicle standard. When this standard is revised, the version shown is valid. All standards will be revised. All parties using this standard should consider the possibility of using the latest version of the following standards OET 3837.3--1083
Type and dimensions
? : 24 toilet maintenance connection tool taper handle
type and size follow the requirements of the following figure and table
A-A release
National Machinery Industry Bureau 1999-05-2# batch elimination 26
2000-01-01 sale release
[same female
25-150
35-220
40-28G
JBT3411.92—1999
According to the size of this size
17·24 quality belt size + sharp beauty technology GT3837.3 provisions 2 training more non-system values ​​​​, each measurement is not less than 02mm. "Radial square hole allows leather making:
4 mark
mark example:
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: 24 mesh zinc 50, D = 120mm 7: 24 staggered handle adjustable tool holder: lithium holder 50-120JB/T3411.92—1999
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