GB/T 6185.2-2016: Prevailing torque type all-metal hexagon nuts, style 2 -- Fine pitch thread

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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 - fine pitch thread.
This Standard is applicable to prevailing torque type all-metal hexagon nuts,
style 2 - fine pitch thread of which thread nominal diameters are D = 8 mm ~ 36
mm, performance grades are 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 6176 nut.

Basic Data

Standard ID	GB/T 6185.2-2016 (GB/T6185.2-2016)
Description (Translated English)	Prevailing torque type all-metal hexagon nuts, style 2 -- Fine pitch thread
Sector / Industry	National Standard (Recommended)
Classification of Chinese Standard	J13
Classification of International Standard	21.060.20
Word Count Estimation	7,769
Date of Issue	2016-02-24
Date of Implementation	2016-06-01
Older Standard (superseded by this standard)	GB/T 6185.2-2000
Quoted Standard	GB/T 90.1; GB/T 90.2; GB/T 193; GB/T 1237; GB/T 3098.2; GB/T 3103.1; GB/T 5267.1; GB/T 5267.2; GB/T 5276; GB/T 5779.2; GB/T 6176; GB/T 9145; GB/T 16938; GB/T 3098.9
Adopted Standard	ISO 10513-2012, 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 fine-pitch type 2 metal hexagon lock nuts. This standard applies to type 2 all-metal hexagonal lock nuts with nominal thread diameters D = 8 mm to 36 mm, fine thread, performance classes 8, 10 and 12, class A and class B. Class A for D �� 16 mm; Class B for D and gt; 16 mm nuts.