Spool & Sleeve MAtched Set This item was sourced on www.MFG.com as one of the items in an RFQ in USA for Lapping Production of a spool and sleeve (hardcoated AL-7075-T6) with a matched lapped fit of 0.00015" clearance diametric. The surfaces in question are the spool OD and sleeve ID. There will need to be a removal of material from each surface of b/w 0.0005 and 0.0015" prior to lapping. Part Part Number: CD-V34-205 Material: Aluminium Material Grade: Technical Specifications Category:Lapping Dimensions0.0 x 0.0 inch Annual Usage:2000.0 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 Lapping: Lapping is a finishing process used to refine surfaces by making very flat surfaces very fine finishes. Lapping uses loose abrasives suspended in a fluid. In the lapping process, parts are processed between large flat plates or platens. Lapped surface finishes are measured in microns and nanometers.