Brass Coupling Nuts Hex Nuts
Slottede Hex Nuts

Brass Coupling Nuts Hex Nuts

Brass Coupling Nuts Hex Nuts

Brass Coupling Nuts are used to join two externally threaded parts (such as threaded rod or studs)

Materials Include : BS 2874 – CZ 121 Pb3 CZ 122 UNS C36000 CDA 360 DZR Brass BS 2874 – CZ 131 CW 614 N EN 12164 BS 2874 – CZ 114 BS 2874 – CZ 115

Finishes Include : Zinc, Cadmium, Nickel Silver & Chrome Plating, Black Oxide, Anodize, Passivation and Heat Treating.

Nominal Size and Threadsper Inch Basic Major Diameterof Thread F G H
WidthAcross theFlats Width Acrossthe Corners Thickness
Basic Max Min Max Min Basic Max Min
1/4″ – 20 0.2500 3/8″ 0.375 0.365 0.433 0.416 7/8″ 0.890 0.860
5/16″ – 18 0.3125 1/2″ 0.500 0.489 0.577 0.557 1-1/8″ 1.130 1.110
3/8″ – 16 0.3750 1/2″ 0.500 0.489 0.577 0.557 1-1/8″ 1.130 1.110
1/2″ – 13 0.5000 11/16″ 0.688 0.663 0.794 0.756 1-3/4″ 1.760 1.730
5/8″ -11 0.6250 13/16″ 0.813 0.782 0.939 0.891 2-1/8″ 2.140 2.100
3/4″ – 10 0.7500 1″ 1.000 0.963 1.155 1.097 2-1/4″ 2.270 2.220
1″ – 8 1.0000 1-3/8″ 1.375 1.325 1.588 1.511 2-3/4″ 2.780 2.720