Comparison : Item # HHFJN11250XXX, Heavy Hex Flat Jam Nut, 1-1/8" Nominal Dia.
Item # HHFJN12500XXX, Heavy Hex Flat Jam Nut, 1-1/4" Nominal Dia.
Item # HHFJN13750XXX, Heavy Hex Flat Jam Nut, 1-3/8" Nominal Dia.
Item # HHFJN15000XXX, Heavy Hex Flat Jam Nut, 1-1/2" Nominal Dia.
Item # HHFJN17500XXX, Heavy Hex Flat Jam Nut, 1-3/4" Nominal Dia.


Use trailing wildcard (*) for broader results.