Specifies and describes a system for use in product standards; gives examples for hexagon head bolts, screws, and nuts, tapping screws, parallel pins, and washers.
Document identifier
ISO 8991:1986
Title
Designation system for fasteners
ISO Category
TC 2/SC 7: Reference standards for fasteners (mainly covering terminology, dimensioning, sizes and tolerancing)
Publication date
1986-12-01
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