International Organization for Standardization (ISO)
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ISO 487:1998
Scope
This International Standard specifies the characteristics of a range of steel roller chains, dimensionally derived from the malleable iron type and suitable for the conditions of operation and maintenance prevailing in such fields as agriculture, building, quarrying and related industry, mechanical handling, etc., and of associated chain sprockets.
ISO 487:1998 history
1998ISO 487:1998 Steel roller chains, types S and C, attachments and sprockets
1984ISO 487:1984 Steel roller chains, types S and C, attachments and chain wheels
1976ISO 487:1976 Steel roller chains, type S 32 to S 88, with their associated chain wheels