Used on weawolf class submarine ssn 23 cargo bay 3rd dplatform retractable walkway. support assembly, roller length: 7.13 inch width; 3.75 inchs , high: 2.75 inchs.
Used on armor set, supplemental, small arms-fragmentation protective kit (nsn 9515-01-537-7536) for the logistics vehicle system lvs-2320-01-177-5167. bearing