IS 11159 Pt.3-1989 Classification of lubricants, industrial oils and related products Part 3 Series F (Spindle bearings, bearings and related clutches)
1.1 This standard ( Part 3 ) prescribes a detailed classification of family F (spindle bearings, bearings and associated clutches ) for lubricants, industrial oils and related products (Class L) covered under IS 11159 (Part 1 ) : 1985.
IS 11159 Pt.3-1989 history
1990IS 11159 Pt.3-1989 Classification of lubricants, industrial oils and related products Part 3 Series F (Spindle bearings, bearings and related clutches)