A manufacturer’s perspective on determining parts layout.

SMD, KMR221G LFS C&K Components 2x3 pin header pitch 2.54 mm (0.1”), for making the ISP adapter with 1x6 pin socket Misc. PCB 250179-1 v1.1 PCB – Overlay and copper Fig. 13 Top overlay of PCB 250179-1 ...

(field (name "Datasheet") "http://www.vishay.com/docs/31509/csc.pdf") (field (name "Description") "8 resistor network, star topology, bussed resistors, small US ...

main thing to look for here is that they are the right size, and the switch is through hole (tht) - as there are other surface mount versions around too ... with long header pin ends through the ...