the ones I have seen take the place of a crimp pin to be inserted into the connector to maintain moisture integrity. With the length, it looks like it would take the place of a wire in the water seal / strain relief, if only one wire were to be used. 73 Glenn Never seen one like that before, At 09:52 PM 12/9/2013, you wrote: >Take a look at ebay auction 261315795465. It's a mil-spec connector >and I don't see any way for the connector pins to come out. It >looks like it's probably pressure tight. You can see the blue >plastic pin in the third picture. It's almost like it has something >to do with the rubber strain relief/enviro shield, but I dunno what. > >Bob > > > > > >________________________________ > > From: J. Forster <jfor@quikus.com> > >To: Bob Stewart <bob@evoria.net>; Discussion of precise time and > frequency measurement <time-nuts@febo.com> > >Sent: Monday, December 9, 2013 8:33 PM > >Subject: Re: [time-nuts] MS3106R10SL-4S connector question > > > > > >If the contacts are loose and individually extractable/insertable, the pin > >is probably a dummy pin to substitute for the more expensive brass/gold > >pins. This is so the rubber does not distorted over time. > > > >-John > > > > >_______________________________________________ >time-nuts mailing list -- time-nuts@febo.com >To unsubscribe, go to https://www.febo.com/cgi-bin/mailman/listinfo/time-nuts >and follow the instructions there.