Using the Request for Quote (RFQ) form provided on this page, you can request competitive procurement options on part number 4155 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 4155 It is listed as Screw Blocker. component manufactured by Wakmann Watch Company Inc, specifically under CAGE Code 98429. It is also accompanied by the NSN 5305003498176 for ease of organization, the first digits of the NSN indicating that the part belongs to FSC 5305 Screws.