| International Standard | Corresponding Indian Standard | 
  | ISO 48 : 1994 | IS 3400 : Part 2 : 1995 Methods of test for vulcanized rubbers : | 
  |  | Part 2 Hardness | 
  | ISO 228-1 : 1994 | IS 2643 : 1999 Pipe threads where pressure-tight joints are not made | 
  |  | on the threads - Dimensions, tolerances and designation | 
  | ISO 5598 : 1985 | IS 10416 : 1992 Fluid power systems and components - Vocabulary | 
  | ISO 6149-1 : 1993 | IS 13170 : Part 1 : 1999 Connections for fluid power and general use | 
  |  | - Ports and stud ends with ISO 261 threads and O-ring sealing : | 
  |  | Part 1 Ports with O-ring seal in truncated housing | 
  | ISO 6149-2 : 1993 | IS 13170 : Part 2 : 1999 Connections for fluid power and general use | 
  |  | - Ports and stud ends with ISO 261 threads and O-ring sealing : | 
  |  | Part 2 Heavy duty (S series) stud ends - Dimensions, design, test methods and requirements | 
  | ISO 6149-3 : 1993 | IS 13170 : Part 3 : 1999 Connections for fluid power and general use | 
  |  | - Ports and stud ends with ISO 261 threads and O-ring sealing : | 
  |  | Part 3 Light duty (L series) stud ends - Dimensions, design, test methods and requirements | 
  | ISO 8434-1 : 1994 | IS 8805 : 2002 General requirements for ferrule type couplings used | 
  |  | in oil-hydraulic systems |