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ASME B18.21.1

LOCK WASHERS (REVISION AND REDESIGNATION OF B27.1-1965) (R 1983)

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Organization: ASME
Publication Date: 28 April 1972
Status: inactive
Page Count: 21
scope:

This standard covers the dimensions, physical properties and methods of testing for helical spring lock washers made from various materials and carbon steel tooth lock washers, recognized as American National Standard.

The inclusion of dimensional data in this standard is not intended to imply that all of the products described are stock production items. Consumers should consult with manufacturers concerning the availability of products.

Document History

January 1, 2009
Washers: Helical Spring-Lock, Tooth Lock, and Plain Washers (Inch Series)
This Standard covers the dimensional requirements, physical properties, and related test methods for helical spring-lock washers (# 0 through 3 in.), tooth-lock washers (# 2 through 13⁄4 in.), and...
January 1, 1999
Lock Washers (Inch Series)
This Standard covers the dimensions, physical properties, and methods of testing for helical spring- and tooth-lock washers. The inclusion of dimensional data in this Standard is not intended to...
January 1, 1999
Lock Washers (Inch Series)
This Standard covers the dimensions, physical properties, and methods of testing for helical spring- and tooth-lock washers. The inclusion of dimensional data in this Standard is not intended to...
January 1, 1994
Lock Washers (Inch Series)
This Standard covers the dimensions, physical properties, and methods of testing for helical spring and tooth lock washers. The inclusion of dimensional data in this Standard is not intended to...
October 31, 1990
LOCK WASHERS (INCH SERIES)
A description is not available for this item.
ASME B18.21.1
April 28, 1972
LOCK WASHERS (REVISION AND REDESIGNATION OF B27.1-1965) (R 1983)
This standard covers the dimensions, physical properties and methods of testing for helical spring lock washers made from various materials and carbon steel tooth lock washers, recognized as American...
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