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List of Washers Dimension Standards

  Samkit Mehta         Posted on 12:00pm         4th May,2018.

Below is a comprehensive list of different dimension standards associated with all types of imperial, metric plain / flat and lock washers, designed and published by Organisations such as DIN, ISO, UNI, ASME, BS and BIS.

Description Standard Measurement System
Lock Washers ANSI/ASME B18.21.1 Inch Series
Lock Washers ANSI/ASME B18.21.1M Metric
Plain Washers ANSI/ASME B18.22.1 Inch Series
Plain Washers ANSI/ASME B18.22M Metric
Heavy Helical Spring Lock Washers ANSI/ASME B18.21.1 Inch Series
Extra Duty Helical Spring Lock Washers ANSI/ASME B18.21.1 Inch Series
High Collar Helical Spring Lock Washers ANSI/ASME B18.21.1 Inch Series
Internal Tooth Lock Washers ANSI/ASME B18.21.1 Inch Series
Heavy Internal Tooth Lock Washers ANSI/ASME B18.21.1 Inch Series
External Tooth Lock Washers ANSI/ASME B18.21.1 Inch Series
Countersunk External Tooth Lock Washers ANSI/ASME B18.21.1 Inch Series
Internal External Tooth Lock Washers ANSI/ASME B18.21.1 Inch Series
Tab Washers With Long Tab DIN 93 Metric
Plain Flat Washers DIN 125A / ISO 7089 Metric
Plain Flat Washers DIN 125B / ISO 7090 Metric
Plain Flat Washers Without Chamfer DIN 126 Metric
Spring Lock Washers, Form A DIN 127A Metric
Spring Lock Washers, Form B DIN 127B Metric
Curved Spring Lock Washers DIN 128A Metric
Waved Spring Lock Washers DIN 128B Metric
Tab Lock Washers With External Tab DIN 432 Metric
Square Taper Washers DIN 434 Metric
Square Bevel Washers DIN 435 Metric
Square Washers DIN 436 Metric
Large Plain Washers for Wood Construction DIN 440 / ISO 7094 Metric
Internal Tab Washers DIN 462 Metric
Tab Washers with Long Tab and Wing DIN 463 Metric
Flat Washers for Clevis Pins DIN 1440 / ISO 8738 Metric
Disc Spring Washers DIN 2093 Metric
Conical Spring Washers (Belleville Type) DIN 6796 Metric
Conical Spring Washers ISO 10670 Metric
Plain Flat Washers ISO 7091 Metric
Plain Washers for Cheese Head Screws ISO 7092 Metric
Large Plain Washers OD=3D ISO 7093 Metric
Round Machined Washers IS 2016 Metric
Round Punched Washers for Hexagonal Bolts IS 2016 Metric
Round Punched Washers for Cheese Head Screws IS 2016 Metric
Spring Lock Washers IS 6735 Metric