Adafruit's 403 is a widely used standoffs & spacers in electronic designs. This component is defined by a type of Round Spacer, a threaded/unthreaded of Unthreaded, a gender of Female, Female, a screw, thread size of #4, a diameter, inside of 0.125" (3.18mm) 1/8" and a diameter, outside of 0.167" (4.24mm). This part has a typical lead time of 32 Days from factory and ships with a full manufacturer datasheet available for download. Simplytronix carries 403 in stock, backed by a genuine parts guarantee and quick dispatch.