This standard specifies the technical requirements for finished double-row cylindrical roller bearings (hereinafter referred to as bearings) for machine tool spindles whose overall dimensions comply with GB/T 285 and whose tolerance grades are 5, 4, 2 and SP and UP. This standard applies to double row cylindrical roller bearings for machine tool spindles.
JB/T 5386-2005 Referenced Document
GB/T 285-1994 Rolling bearings--Double row cylindrical roller bearings--Boundary dimensions