Cross-recessed raised countersunk (oval) head tapping screws Ingestion-build-202139 enabling all on-vehicle services to

enabling all on-vehicle services to share a common understanding of the operational activity of the vehicle

see ISO/TR 37150:2014

thereby controlling or limiting the reduction in fatigue properties that occurs from nickel or chromium plating of the article or increasing the fatigue properties of unplated articles

it’s also suitable for field testing

Cross-recessed raised countersunk (oval) head tapping screws Ingestion-build-202139 enabling all on-vehicle services to1 Scope This International Standard specifies the characteristics of cross recessed raised countersunk (oval) head tapping screws with thread sizes from ST 2,2 to ST 9,5 inclusive.