Industrial SAT-1050 Tail Light Wiring Harness

SAT-1050 is an eight‑way tail light wiring harness built for the M870 Series Low Bed Semitrailer. It is identified by the National Stock Number 6150‑01‑239‑9387 and is described in military surplus listings as the M870 Series Low Bed Semitrailer 8 Way Tail Light Wiring Harness SAT‑1050. The harness provides the eight‑conductor interface needed to connect the trailer’s tail lighting system on M870 low‑bed semitrailers and is offered as a replacement/repair part for military assets. Sold as military surplus with an NSN, it is commonly encountered in maintenance or refurbishment of M870 trailers that remain in service or are reissued through surplus channels.