M5 A2 ST/ST WING NUT Manufactured from stainless steel to prevent rusting or where high temperatures are a consideration. Conform to ANSI B18.17. MPN: M5 A2 ST/ST WING NUT Attributes: Driving Features: Wing Leading Standard: ASME B18.17 Material: A2 Stainless Thread: Metric Thread Direction: Right Thread Size: M5