Using the Request for Quote (RFQ) form provided on this page, you can request competitive procurement options on part number HSB4-218 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 HSB4-218 It is listed as Bearing Sleeve. component manufactured by U S Bearings, specifically under CAGE Code 02758. It is also accompanied by the NSN 3120000019912 for ease of organization, the first digits of the NSN indicating that the part belongs to FSC 3120 Bearings Plain Unmounted.