Internal Ring Gear This RFQ was sourced on www.MFG.com in USA for Internal Gears Manufacture ring gears per drawing. Buyer Information Industry Medical City/Region Redmond, Washington Country USA RFQ RFQ Number 333456 Material Alloy Steel Material Grade 8620 Technical Specifications Category Internal Gears Dimensions Are you looking for suppliers (machine shops, fabricators, casters, molders, 3D printing, CNC machining, etc.) to provide manufacturing services for machine tool industry, automotive industry? For more information visit MFG.com. MFG.com performs a 5-point inspection on all engineered parts and RFQs to ensure quality and enhance your online quoting experience Internal Gears: Internal gears have teeth cut on the inside diameter of the gear and are mated with straight or spur gear shafts. Planetary gears are an arrangement of gears moving around an internal gear, like planets in a solar system.