1970 Dart door jamb switches

Hello, I'm looking for some correct door jamb switches for my 1970 dart swinger 2 dr. the ones im looking for a 2 wire terminal kind and I believe the thread is 1/4" npt? I do know that when trying to buy them new I keep finding them too small of thread . I have paypal and sure could use a set ,so please help a brother out!!! thanks! I am looking for 2 switches