9728-SS-0440-7 | فواصل أماتوم الملولبة #4-40 | فولاذ مقاوم للصدأ (100/عبوة)

Got these in for a batch of circuit board spacers and the stainless steel finish feels sturdy enough to trust inside a cramped enclosure. The #4-40 threads seated cleanly on every one of the hundred, no burrs or duds out of the bag. Exactly the kind of consistent hardware you want when you're buildi

Finally, a standoff that doesn't strip while tightening—these stainless steel #4-40 swage standoffs held firm when I mounted my circuit board panel. The threading was clean and engaged perfectly without any wobble.

Installed a bunch of these to secure a PCB stack in an industrial controller, and the stainless steel threads held torque perfectly without any galling. The swage action seated cleanly into the panel holes, which saved me from futzing with separate nuts and washers.