ROTOR 51131-0 This RFQ was sourced on www.MFG.com in USA for Blanks Rotor Blank #51572 made from SAE 4140 - LEADED. Finished part includes, milled slots, 9 teeth and finish grinding/stoning operations. Heat Treat to Rc 39-40. Pinion Teeth Rc 50-54. Tightest tolerance is .0003". Buyer Information Industry City/Region Long Island City, New York Country USA RFQ RFQ Number 343190 Material Alloy Steel Technical Specifications Category Blanks Dimensions The following suppliers (machine shops, fabricators, casters, molders, 3D printing, CNC machining, etc.) provide manufacturing services and are members of the MFG.com community. For more information visit http://www.mfg.com. MFG.com performs a 5-point inspection on all engineered parts and RFQs to ensure quality and enhance your quoting experience Blanks: Gear blanks are work pieces that are formed to the overall dimensions of the required gear, but are not yet machined to form the gear teeth.