GB/T 6185.1-2016: Prevailing torque type all-metal hexagon nuts, style 2

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Scope

This Part of GB/T 6185 specifies type sizes, technical conditions and marks of
prevailing torque type all-metal hexagon nuts, style 2.
This Standard is applicable to prevailing torque type all-metal hexagon nuts,
style 2 of which thread sizes are M5 ~ M36, performance grades are 5, 8, 10
and 12, the product grades are A and B. Grade A is used for nuts of which D ≤
16 mm; Grade B is used for nuts of which D > 16 mm.
NOTE In addition to mw and hmax, this nut equals to GB/T 6175 nut.

Basic Data

Standard ID	GB/T 6185.1-2016 (GB/T6185.1-2016)
Description (Translated English)	Prevailing torque type all-metal hexagon nuts, style 2
Sector / Industry	National Standard (Recommended)
Classification of Chinese Standard	J13
Classification of International Standard	21.060.20
Word Count Estimation	7,787
Date of Issue	2016-02-24
Date of Implementation	2016-06-01
Older Standard (superseded by this standard)	GB/T 6185.1-2000
Quoted Standard	GB/T 90.1; GB/T 90.2; GB/T 193; GB/T 1237; GB/T 3098.2; GB/T 3098.9; GB/T 3103.1; GB/T 5267.1; GB/T 5267.2; GB/T 5276; GB/T 5779.2; GB/T 6175; GB/T 9145; GB/T 16938; GB/T 5267.3
Adopted Standard	ISO 7042-2012, MOD
Regulation (derived from)	National Standard Announcement No
Issuing agency(ies)	General Administration of Quality Supervision, Inspection and Quarantine of the People's Republic of China, Standardization Administration of the People's Republic of China
Summary	This standard specifies the type size, technical conditions and marking of type 2 all-metal hexagonal lock nuts. This standard is applicable to type 2 all-metal hexagonal lock nuts with Grade A and Class B of Grade 5, Grade 8, Grade 10 and Class 12, Grade M5 to M36, Grade F, Class B and Grade B, respectively. Class A for D �� 16 mm; Class B for D and gt; 16 mm nuts. Note: This nut in addition to the size of mw and hmax, the equivalent of GB/T 6175 nut.