StandardNameType

ANSI/ASME B1.1-2003Unified Inch Screw Threads (UN and UNR Thread Form)V Thread Form

ASME B1.5-1997 (R2009)Acme Screw ThreadsTrapezoidal Thread Form

ANSI/ASME B1.9-1973 (R2001)Buttress Inch Screw ThreadsBreach-Lock Thread Form

ANSI/ASME B1.10M-1997Unified Miniature Screw ThreadsV Thread Form

ANSI/ASME B1.11-1958 (R2001)Microscope Objective ThreadV Thread Form

ASME B1.13M-2005Metric Screw Threads: M ProfileV Thread Form

ASME B1.15-1995Unified Inch Screw Threads (UNJ Thread Form)V Thread Form

ANSI/ASME B1.20.1-1983 (R2006)Pipe Threads, General Purpose (Inch)Pipe Thread Form

ANSI B1.20.3-1976 (R2003)Dryseal Pipe Threads (Inch)Pipe Thread Form

ANSI/ASME B1.20.7-1991 (R2003)Hose Coupling Screw Threads - InchPipe Thread Form

ANSI/ASME B1.21M-1997 (R2003)Metric Screw Threads - MJ ProfileV Thread Form

ISO 68-1:1998ISO general purpose screw threadsBasic profilePart 1: Metric screw threadsV Thread Form

ISO 68-2:1998ISO general-purpose screw threadsBasic profilePart 2: Inch screw threadsV Thread Form

ISO 261:1998ISO general purpose metric screw threadsGeneral planV Thread Form

ISO 262:1998ISO general purpose metric screw threadsSelected sizes for screws, bolts and nutsV Thread Form

ISO 724:1993ISO general-purpose metric screw threadsBasic dimensionsV Thread Form

ISO 725:2009ISO inch screw threadsBasic dimensionsV Thread Form 51386

Edison ThreadDIN 40400Round V Thread Form