ASME B107.21 (2005)

Wrench, Crowfoot

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Annotation and contents

This Standard provides performance and safety requirements for crowfoot wrenches having a wrench component of the open end type or flare nut type. Each type is designed to receive the external drive end of a socket wrench handle. Inclusion of dimensional data in this Standard does not imply that all of the products described herein are stock production sizes. Consumers are requested to consult with manufacturers concerning lists of stock production sizes.

There is a newer edition of this standard available.  B107.100-2010 is a consolidation and update of B107.8-2003, B107.21-2005 and B107.66.