What does the letter B stand for in "B-nut"?

Question

What does the letter B stand for in "B-nut"?

Answer 1

I have no idea.

Answer 2

bolt

Answer 3

its usually on the end of a cable

"This universal NAP assembly will eliminate bent or smashed push-pull cable ends and get a strong hold at the same time. The cable end lays in a machined channel at the bottom of the s***w hole. Tightening the compression s***w snugs down on the cable end thus eliminating any potential crimping or smashing of the cable. Eliminates wear, possible cable breakage and enhances smooth push-pull operation. Complete with washers and cotter pin. All stainless steel, computer machined and easy to install."

http://www.orientexpress.com/images//NEX...

Answer 4

I'm not really sure,maybe the designer or the first company to manufacture it. Also it could have come from military slang.

Answer 5

The shape.