Indian standard specification for plain washers 
Indian Standards Institution 
 - New Delhi  Indian Standards Institution  1972 
 - 11p. 
<br/><br/> IS 2016 : 1967 
<br/><br/><label>Subjects--Topical Terms: </label><br/> Plain Washers<br/> Standards <br/>NASA Thesaurus 
<br/><br/><label>Universal Decimal Class. No.: </label>083.7:621.882.4  / ISI