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BS SP 139 and SP 140:1969+A2:2012

BS SP 139 and SP 140:1969+A2:2012

$86.31

Specification for Corrosion-resisting steel crinkle washers

Published By Publication Date Number of Pages
BSI 2012 8
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This standard specifies dimensions, tolerances and general requirements for a series of corrosion-resisting steel crinkle washers suitable for use with screwed fasteners ranging from 0.060 in (Unified No. 0) to 0.750 in nominal diameter. It provides for natural finish, BS SP 139 and cadmium coating BS SP 140.

NOTE The values stated in imperial units are to be regarded as the standard and the metric equivalents are approximate. More accurate conversions should be based upon the data in BS 350 “Conversion factors and tables”.

BS SP 139 and SP 140:1969+A2:2012
$86.31