Using the Request for Quote (RFQ) form provided on this page, you can request competitive procurement options on part number RKC4 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 RKC4 It is listed as Parts Kit Valve. component manufactured by Portland Valve Llc, specifically under CAGE Code 53154. It is also accompanied by the NSN 4820005779624 for ease of organization, the first digits of the NSN indicating that the part belongs to FSC 4820 Valves Nonpowered.