Finger Holder, This is part number 139392. The hole for the finger ID is .75". Several numbers supersede to 185546. Some have grease zerks, others don't. This is part number 139392.
Link, Finger, Twine, Short, Includes The Following - Ref. #'s 11A, 11B, 11C but NH no longer show these reference numbers. New Holland 77 and possibly other small square baler.