Pomona Electronics manufactures the 5737, a test connectors part used in electronic assemblies. Its datasheet lists switch type: Keyswitch, shape: Square, Concave, color: White, illumination: Non-Illuminated, for use with/related products: - and size: -. This part has a typical lead time of 0 Days from factory. You can source 5737 through Simplytronix, with fast shipping and verified authenticity.