View Historical Standards for A290/A290M:

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Document Designation and Title Year Select Item(s) A290/A290M Standard Specification for Carbon and Alloy Steel Forgings for Rings for Reduction Gears 05 A290 Standard Specification for Carbon and Alloy Steel Forgings for Rings for Reduction Gears 02 A290 Standard Specification for Carbon and Alloy Steel Forgings for Rings for Reduction Gears 95(1999)