Bearing for Snowthrower replaces Murray 761507MA, MJ761507 & 780048. Bearing only dimensions ID 7/8" OD 2" H 9/16" keyway (included). Flange/Cage measures: 3-3/4" L X 2-3/4" W. Bolt holes are on 3" centers. Murray 761507 & Murray 780048. Also replaces Noma 9648, 9648MA, 9757 & 9757MA.