| Sometimes called acorn nuts, have domed tops to cover and protect threads, often used for cosmetic reasons as they look nice, available in most sizes in steel, stainless and brass |
| Stock Code | Item |
| BSF.DN.1/4.Z | 1/4 BSF Dome Nut Hex Zinc |
| BSF.DN.1/4.BRC | 1/4 BSF Dome Nut Hex Brass Chrome |
| BSF.DN.5/16.CH | 5/16 BSF Dome Nut Hex Chrome |
| BSF.DN.5/16.BR | 5/16 BSF Dome Nut Hex Brass |
| BSF.DN.3/8.SC | 3/8 BSF Dome Nut Hex S/C |
| BSF.DN.3/8.NK | 3/8 BSF Dome Nut Hex Nickel |
| BSF.DN.3/8.BR | 3/8 BSF Dome Nut Hex Brass |
| BSF.DN.1/2.BR | 1/2 BSF Dome Nut Brass |
| BSF.DN.7/8.SC | 7/8 BSF Dome Nut S/C |
