DIN 6331 Collar Nut

Standard: DIN 6331, DIN 6923
Material: Mild Steel,? EN 8/AISI 1035. EN 8D/AISI 1045
ISO property class: 5, 8
Thread: I.S.O. metric (fine & rough), UNF / UNC
Surface treatment: phosphated, autoblack, black oxide, clear / yellow zinc electroplated

• DIN 6331 Collar Nut offered can be made available by us in different finish construction specifications including collar wheel nuts in different finish variations as per the dimension/drawing as per the specific demands of the customers.
• Further, these can be offered in superior forged finish in carton steel, alloy steel, stainless steel material finish. 
• Some of its features include meeting product usage demands in industry sectors like agricultural, Engineering, Automotive and others; choice of different surface treatment like galvanization, hot dip, painting, powder coating; choice of different heat treatment like hardening, tempering, carburization and others.