Check Nut

Check nuts can be used in conjunction with many other components such as knurled head screws, torque thumb screws, hand knob assemblies and toggle shoe clamp assemblies. Made from low carbon steel with a black oxide finish.


S&W P/N Thread OD (A) Thickness (B) Minor OD (C) Knurled Thickness (D)
CN-0 10-24 3/4 7/32 1/2 5/32
CN-1 10-32 3/4 7/32 1/2 5/32
CN-2 1/4-20 3/4 7/32 1/2 5/32
CN-3 5/16-8 3/4 5/16 1/2 1/4
CN-4 3/8-16 3/4 5/16 1/2 1/4
CN-5 1/2-13 1 3/8 3/4 1/4
CN-6 5/8-11 1 3/8 3/4 1/4