Nylon insert lock nut 1.Material:Carbon&stainless steel 2.Size:M3 ... plated,Black Oxide,HDG 4.SGS,ISO Nylon insert lock nut 1. Standard: DIN, ANSI,BSW, JSB ans ISO ... Brass or according require.3. Grade of Nylon insert lock nut : Metric standard: Grade 4.8, Grade6.8, Grade8. ... Zinc, HDGSizeM3-M64Thickness3.2mm-51mmPitch0.25mm-6mmNylon insert lock nut Product pohot examples: If you have any question, please ...