This standard was last reviewed and confirmed in 2019. Therefore this version remains current.
ISO 10644:2009 specifies the requirements for metric screw and plain washer assemblies made of steel with coarse thread M2 to M12 inclusive, flat seating heads, property classes up to and including 10.9 and washer hardness classes 200 HV or 300 HV. The plain washers are captive, i.e. prevented from disassembly and free to rotate.
Status : PublishedPublication date : 2009-07
Edition : 2Number of pages : 7
Technical Committee:Fasteners with metric external thread
Buy this standard