General dynamics Driving axel differential Transfer Case parts kit 10511996. New other. New in box unoppened as shown in pictures NSN: 2520-21-906-4021 PN: 10511996 A GROUP OF ITEMS USED IN THE REPAIR OF DIFFERENTIAL, DRIVING AXLE. IT MAY CONTAIN SUCH ITEMS AS BEVEL GEAR(S), SLEEVE BEARING(S), DIFFERENTIAL SPIDER(S), THRUST WASHER(S), SHIM(S), GASKET(S), AND THE LIKE.