Cross References: IEC 247:1978 ISO 2049:1996 ISO 3104:1994 ISO 3170:2004 ISO 3722:1976 ISO 4021:1992 ISO 4405:2000 ISO 4406:1999 ISO 4407:2002 ISO 6247:1998 ISO 6296:2000 ISO 6614:1994 ISO 6618:1997 ISO 9120:1997 ISO 10050:2005 ISO 11171:1999 ISO 11500:1997 ISO 15597:2001 ISO 20764:2003 NF EN 14077:2003 ASTM D 5185:2005 NAS 1638