Lock nut DIN 985 - metal
Group 348
# Material: mild steel or stainless steel
# Finish: metal or zinc
# Prevents any loosening
# Excellent anti-vibration properties
# According to DIN 985, ISO 10511
Flange nut DIN 6923 - metal
Group 349
# Material: mild steel
# Finish: zinc
# Notched base for broad support
# Limits loosening
# According to DIN 6923, ISO 4161
