Slewing Ring Bearing for various makes and models of aerial bucket trucks. Genuine Gear Products / TWG (Dover) item part 449-05103-1 Fits multiple Reach-All, Lift-All and Aerial Lift of Connecticut units. (Rotation Bearing at Turntable / Pedestal) Also a fit to some Putzmeister concrete booms and Hiab articulating cranes. Outer Bearing Race has 20 holes on 18.875" dia. Inner Bearing Race has 20 holes on 14.375" dia. Hole diameter 5/8-11 UNC thread. External Gear Teeth with Outside Bearing Diameter of 20.48 inches. Exterior Height 2.19" with 101 teeth. Bearing Races 2.09" H.
Exact same part as (now unavailable) Lift-All part 051000100. New old stock. Qty. (1) available. Some surface rust has developed on exterior, but seems removable with emery cloth.