M6 x 1.0 Serrated Flange Lock Nut DIN 6923-8 Plated M6-1.00 serrated flange nut cl 8 din 6923 plated MSFN6 $0.042/ea
M8 x 1.25 Serrated Flange Lock Nut DIN 6923-8 Plated M8-1.25 serrated flange nut cl 8 din 6923 plated MSFN8 $0.093/ea
M10 x 1.5 Serrated Flange Lock Nut DIN6923-10 Plated M10-1.50 serrated flange nut cl 8 din 6923 plated MSFN10 $0.150/ea
M12 x 1.75 Serrated Flange Lock Nut DIN6923-8 Plated M12-1.75 serrated flange nut cl 8 din 6923 plated MSFN12 $0.252/ea