Shaft. 10-5/16" long X .97"OD on largest part x .75"OD on next size smaller section w/ snap ring groove. 9 splines on one end. Please inspect pictures and measurements closely to make certain this is the shaft you are after. Items used with shaft; 2- 214547 Key-maybe a woodruff; 2 - 87474 Key Sq. cut 3/16" square x 1.00" long; 1 - 129164 Snap Ring #75 ; 1 - 27291 ball bearing 20mm ID x 14 mm wide. Hard to find info in NH about this part number. Appears to be used in one model, New Holland Trencher T220 - TRENCHER(07/73 - 07/74) - 005 - HYDROSTATIC TRANSMISSION. The complete Pump/transmission number is 238545.