... Black Oxide,HDG 4.SGS,ISO Nylon insert lock nut 1. Standard: DIN, ANSI,BSW, JSB ... or according require.3. Grade of Nylon insert lock nut : Metric standard: Grade 4.8, Grade6.8, ... standard: Grade2, Grade5, Grade8, B7. stainless steel , A2-70, A4-70, A4-804. Size: M3-M64 or as request5. ... HDGSizeM3-M64Thickness3.2mm-51mmPitch0.25mm-6mmNylon insert lock nut Product pohot examples: If you have any question, ...