Standard No.:	GB/T 889.1-2000
English Name:	Prevailing torque type hexagon nuts (with non-metallic insert),style 1
Chinese Name:	1型非金属嵌件六角锁紧螺母
Chinese Classification:	J13    Fastener
Professional Classification:	GB    National Standard
ICS Classification:	21.060.20 21.060.20    Nuts 21.060.20
Issued by:	China Machinery Industry Federation
Issued on:	2000-09-02
Implemented on:	2001-2-1
Status:	superseded
Superseded by:	GB/T 889.1-2015 Prevailing torque type hexagon nuts (with non-metallic insert)，style 1
Superseded on:	2016-4-1
Superseding:	GB/T 889-1986 GB 889-1986
Language:	English
File Format:	PDF
Word Count:	1500 words
Price(USD):	45.00
Delivery:	via email in 1 business day

1 Scope



This Standard specifies the characteristics of prevailing torque type hexagon nuts (with non-metallic insert), style 1, with threads from M3 up to and including M36, in product grade A for threads up to and including M16 and product grade B for threads above M16, and with property classes 5, 8 and 10.



Note: The dimensions of the nuts correspond to those given in GB/T 6170 plus prevailing torque feature.



If other specifications are required, they shall be selected from existing Standards, for example GB/T 196, GB/T 3098.9 and GB/T 3103.1.

Foreword i
ISO Foreword iii
1 Scope
2 Normative References
3 Dimensions
4 Technical Requirements and Reference Standards
5 Designation