Using the Request for Quote (RFQ) form provided on this page, you can request competitive procurement options on part number AMP 01 01 40021 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 AMP 01 01 40021 It is listed as Spring Retainer. component manufactured by Other Nsn, specifically under CAGE Code K4244. It is also accompanied by the NSN 5340994904330 for ease of organization, the first digits of the NSN indicating that the part belongs to FSC 5340 Hardware Commercial.