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JIS B 1554 2016 Edition, April 20, 2016
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Rolling Bearings - Locknuts and locking devices
Additional Comments: ENGLISH * SAME AS ISO 2982-2
Page Count:41
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This Standard specifies locknut for rolling bearing (hereafter referred to as "locknut"), lockwasher for rolling bearing (hereafter referred to as "lockwasher") and locking clip for rolling bearing (hereafter referred to as "locking clip"), to be used mainly for adapter sleeve and withdrawal sleeve for rolling bearing specified in JIS B 1552.

- The locknuts are used for locating adapter sleeves, withdrawal sleeves, and bearing inner rings on shafts.

- The lockwashers are used with 4-slot locknuts.

NOTE 1 Lockwashers are classified into those with straight inner tab, and those with bent inner tab (see Annex A).

- The locking clips are used with 8-slot locknuts.

NOTE 2 The International Standard corresponding to this Standard and the symbol of degree of correspondence are as follows.

ISO 2982-2 : 2013 Rolling bearings - Accessories - Part 2 : Dimensions for locknuts and locking devices (MOD)

In addition, symbols which denote the degree of correspondence in the contents between the relevant International Standard and JIS are IDT (identical), MOD (modified), and NEQ (not equivalent) according to ISO/lEC Guide 21-1.