Using the Request for Quote (RFQ) form provided on this page, you can request competitive procurement options on part number 10-1856-500 ITEM 4 with rapid responses always offered by our staff. To ensure that you locate and procure exactly what you need with ease, we list parts with as much information as we can. For example, part number 10-1856-500 ITEM 4 It is listed as Terminal Box. component manufactured by L 3 Communications, specifically under CAGE Code 28199. It is also accompanied by the NSN 5940016645173 for ease of organization, the first digits of the NSN indicating that the part belongs to FSC 5940 Lugs Terminals and Terminal Strips.