Using the Request for Quote (RFQ) form provided on this page, you can request competitive procurement options on part number TT158-V139 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 TT158-V139 It is listed as Knob Aircraft Mater. component manufactured by Aerospace Knob Co Inc, specifically under CAGE Code 0T8K8. It is also accompanied by the NSN 5355014739091 for ease of organization, the first digits of the NSN indicating that the part belongs to FSC 5355 Knobs and Pointers.