M12 x 1.75 Acorn (Cap) Nut DIN 1587 Plated M12 x 1.75 acorn (cap) nut din 1587 plated MAN12 $0.657/ea
M8 x 1.25 Acorn (Cap) Nut A2 Stainless Steel M8-1.25 acorn (cap) nut a2 stainless din 1587 XMAN8 $0.340/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