This standard specifies the split plummer block bearing box (hereinafter referred to as the bearing housing) mainly used for spherical roller bearings and self-aligning ball bearings (hereinafter referred to as the bearing).
JIS B 1551:1995 history
2009JIS B 1551:2009 Rolling bearings -- Plummer block housings
1995JIS B 1551:1995 Rolling bearing accessories -- Plummer block housings