Made in USA - NEW! Vehicle's trailer receptacle - This is part of the military VEHICLE - NOT THE TRAILER. Complete with back shell and grommet as shown. Solder cups for wire connection. p/n MS75021-2, alternate numbers 60-036030-51S, 8376209, 25116, 2HE846. NSN 5935008463884. Made in USA. Also works for trailer power supply connection.